Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Cheyenne, WY
Issued by NWS Cheyenne, WY
731
FNUS55 KCYS 211956
FWFCYS
Fire Weather Planning Forecast for Southeast Wyoming/Western Nebraska
National Weather Service CHEYENNE WY
156 PM MDT Tue May 21 2024
.DISCUSSION...
Recent widespread wetting rains and cool temperatures upcoming
will help mitigate fire weather concerns for the next week.
Afternoon relative humidity values are expected to be in the upper
teens to low 30s through the next week with near daily chances for
rain showers and thunderstorms. Periods of gusty to strong winds
possible Wednesday and Thursday.
NEZ434-221015-
Pine Ridge/Nebraska National Forest-
156 PM MDT Tue May 21 2024
.TONIGHT...
Sky/weather.........Mostly cloudy until 2400, then partly cloudy.
Chance of thunderstorms until 2100. Chance of
showers until 2400. Slight chance of
thunderstorms after 2100 until 2400. Patchy
frost after 0300.
Min temperature.....34-39.
24 hr trend......6 degrees cooler.
Max humidity........100 percent.
24 hr trend......Unchanged.
Humidity recovery...Excellent.
20-foot winds.......West 5 to 10 mph.
LAL.................3 until 2100, then 2 until 0300, then 1.
Chc of wetting rain.15 percent.
Transport winds.....Northwest 10 to 15 mph.
Mixing height.......2300-4300 ft AGL decreasing to 300-1800 ft AGL
after midnight.
Smoke dispersal.....Poor (13800-27900 knot-ft).
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 1500, then partly cloudy.
Patchy frost until 0700.
Max temperature.....67-72.
24 hr trend......17 degrees warmer.
Min humidity........20-26 percent.
24 hr trend......43 percent drier.
20-foot winds.......Southwest around 10 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph.
Mixing height.......2800-4800 ft AGL increasing to 8600-10600 ft
AGL in the afternoon.
Smoke dispersal.....Fair (42700 knot-ft) increasing to very good
(124600 knot-ft) in the afternoon.
Haines Index........4 or low potential for large plume dominated
fire growth.
.WEDNESDAY NIGHT...
Sky/weather.........Partly cloudy.
Min temperature.....44-49.
24 hr trend......11 degrees warmer.
Max humidity........62-68 percent.
24 hr trend......32 percent drier.
Humidity recovery...Fair.
20-foot winds.......South around 10 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South around 20 mph.
Mixing height.......4500-6500 ft AGL decreasing to 300-800 ft AGL
after midnight.
Smoke dispersal.....Good (74100 knot-ft) decreasing to poor (9400
knot-ft) after midnight.
Haines Index........5 or moderate potential for large plume
dominated fire growth.
.THURSDAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy.
Slight chance of showers after 1200. Slight
chance of thunderstorms after 1500.
Max temperature.....68-73.
24 hr trend......1 degree warmer.
Min humidity........25-31 percent.
24 hr trend......6 percent wetter.
20-foot winds.......Southwest around 15 mph shifting to the west in
the afternoon. Gusts up to 35 mph.
LAL.................1 until 1500, then 2.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 20 mph shifting to the west in
the afternoon.
Mixing height.......900-2900 ft AGL increasing to 4200-6200 ft AGL
in the afternoon.
Smoke dispersal.....Poor (22900 knot-ft) increasing to very good
(113100 knot-ft) in the afternoon.
Haines Index........5 or moderate potential for large plume
dominated fire growth.
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the upper 30s. Highs in the mid 60s.
Northwest winds around 15 mph.
.SATURDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the lower 40s. Highs in the lower 70s.
Southwest winds around 10 mph.
.SUNDAY...Partly cloudy with chance of showers and slight chance
of thunderstorms. Lows in the upper 40s. Highs in the upper 60s.
South winds around 10 mph.
.MEMORIAL DAY...Partly cloudy. Chance of showers and slight
chance of thunderstorms. Lows in the lower 40s. Highs in the mid
60s.
.TUESDAY...Mostly clear. Lows in the mid 40s. Highs in the mid
70s.
$$
NEZ435-221015-
Box Butte/South Sioux/Niobrara River-
156 PM MDT Tue May 21 2024
.TONIGHT...
Sky/weather.........Partly cloudy. Chance of showers and
thunderstorms until 2400, then slight chance of
showers and thunderstorms. Patchy frost after
0100.
Min temperature.....33-38.
24 hr trend......6 degrees cooler.
Max humidity........100 percent.
24 hr trend......Unchanged.
Humidity recovery...Excellent.
20-foot winds.......Northwest 5 to 10 mph.
LAL.................3 until 2100, then 2 until 0300, then 1.
Chc of wetting rain.10 percent.
Transport winds.....Northwest around 10 mph.
Mixing height.......2200-4200 ft AGL decreasing to 400-1400 ft AGL
after midnight.
Smoke dispersal.....Poor (10100-28800 knot-ft).
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 1500, then partly cloudy.
Patchy frost until 0700.
Max temperature.....67-72.
24 hr trend......13 degrees warmer.
Min humidity........18-24 percent.
24 hr trend......38 percent drier.
20-foot winds.......Southwest around 10 mph with higher gusts.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing height.......2700-4700 ft AGL increasing to 8500-10500 ft
AGL in the afternoon.
Smoke dispersal.....Poor (36200 knot-ft) increasing to very good
(122500 knot-ft) in the afternoon.
Haines Index........4 or low potential for large plume dominated
fire growth.
.WEDNESDAY NIGHT...
Sky/weather.........Partly cloudy until 0300, then clear.
Min temperature.....42-47.
24 hr trend......10 degrees warmer.
Max humidity........70-76 percent.
24 hr trend......27 percent drier.
Humidity recovery...Good.
20-foot winds.......South around 10 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South around 20 mph.
Mixing height.......4500-6500 ft AGL decreasing to 300-800 ft AGL
after midnight.
Smoke dispersal.....Good (67300 knot-ft) decreasing to poor (8100
knot-ft) after midnight.
Haines Index........4 or low potential for large plume dominated
fire growth.
.THURSDAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy.
Slight chance of showers after 1200. Slight
chance of thunderstorms after 1500.
Max temperature.....70-76.
24 hr trend......5 degrees warmer.
Min humidity........24-30 percent.
24 hr trend......7 percent wetter.
20-foot winds.......Southwest around 15 mph shifting to the west in
the afternoon. Gusts up to 35 mph.
LAL.................1 until 1500, then 2.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph shifting to the west in
the afternoon.
Mixing height.......2400-4400 ft AGL increasing to 6300-8300 ft AGL
in the afternoon.
Smoke dispersal.....Poor (25500 knot-ft) increasing to very good
(101900 knot-ft) in the afternoon.
Haines Index........5 or moderate potential for large plume
dominated fire growth.
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows in the mid 30s. Highs in the mid 60s. Northwest winds around
15 mph.
.SATURDAY...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows in the lower 40s. Highs in the
lower 70s. Southwest winds around 10 mph.
.SUNDAY...Partly cloudy with chance of showers and slight chance
of thunderstorms. Lows in the mid 40s. Highs around 70. South
winds around 10 mph.
.MEMORIAL DAY...Mostly clear. Chance of showers and slight chance
of thunderstorms. Lows in the lower 40s. Highs in the upper 60s.
.TUESDAY...Mostly clear. Lows in the lower 40s. Highs in the mid
70s.
$$
NEZ436-221015-
Lower North Platte River Basin/Scottsbluff National Monument-
156 PM MDT Tue May 21 2024
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of thunderstorms
until 2100. Slight chance of showers until
2400. Patchy frost after 0200.
Min temperature.....33-38.
24 hr trend......7 degrees cooler.
Max humidity........94-100 percent.
24 hr trend......Unchanged.
Humidity recovery...Excellent.
20-foot winds.......Northwest 5 to 10 mph.
LAL.................3 until 2100, then 2 until 2400, then 1.
Chc of wetting rain.5 percent.
Transport winds.....West 10 to 15 mph.
Mixing height.......3000-5000 ft AGL decreasing to 400-1200 ft AGL
after midnight.
Smoke dispersal.....Poor (9800-30800 knot-ft).
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 1500, then partly cloudy.
Patchy frost until 0700.
Max temperature.....68-73.
24 hr trend......13 degrees warmer.
Min humidity........17-23 percent.
24 hr trend......36 percent drier.
20-foot winds.......Southwest 5 to 10 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing height.......2600-4600 ft AGL increasing to 8400-10400 ft
AGL in the afternoon.
Smoke dispersal.....Poor (32900 knot-ft) increasing to very good
(112100 knot-ft) in the afternoon.
Haines Index........4 or low potential for large plume dominated
fire growth.
.WEDNESDAY NIGHT...
Sky/weather.........Partly cloudy until 2400, then clear.
Min temperature.....42-47.
24 hr trend......9 degrees warmer.
Max humidity........71-77 percent.
24 hr trend......21 percent drier.
Humidity recovery...Good.
20-foot winds.......South around 10 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South 15 to 20 mph.
Mixing height.......4500-6500 ft AGL decreasing to 300-800 ft AGL
after midnight.
Smoke dispersal.....Good (62900 knot-ft) decreasing to poor (8400
knot-ft) after midnight.
Haines Index........4 or low potential for large plume dominated
fire growth.
.THURSDAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy.
Slight chance of showers after 1200. Slight
chance of thunderstorms after 1500.
Max temperature.....72-77.
24 hr trend......3 degrees warmer.
Min humidity........22-28 percent.
24 hr trend......5 percent wetter.
20-foot winds.......Southwest around 15 mph with higher gusts
shifting to the northwest with gusts to around
40 mph in the afternoon.
LAL.................1 until 1500, then 2.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph shifting to the west in
the afternoon.
Mixing height.......3700-5700 ft AGL increasing to 7500-9500 ft AGL
in the afternoon.
Smoke dispersal.....Poor (29000 knot-ft) increasing to very good
(109600 knot-ft) in the afternoon.
Haines Index........5 or moderate potential for large plume
dominated fire growth.
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Cooler. Mostly clear. Chance of showers and slight
chance of thunderstorms. Lows in the upper 30s. Highs in the mid
60s. Northwest winds around 15 mph.
.SATURDAY...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows in the lower 40s. Highs in the
lower 70s. South winds around 10 mph.
.SUNDAY...Partly cloudy with chance of showers and slight chance
of thunderstorms. Lows in the mid 40s. Highs in the lower 70s.
South winds around 5 mph.
.MEMORIAL DAY...Mostly clear. Chance of showers and slight chance
of thunderstorms. Lows in the lower 40s. Highs in the upper 60s.
.TUESDAY...Mostly clear. Lows in the lower 40s. Highs in the mid
70s.
$$
NEZ437-221015-
Lodgepole Creek/Southern Nebraska Panhandle-
156 PM MDT Tue May 21 2024
.TONIGHT...
Sky/weather.........Mostly cloudy until 2100, then partly cloudy.
Chance of showers and thunderstorms until 2100,
then slight chance of showers and thunderstorms
until 2400. Patchy frost after 2400 until 0500,
then widespread frost.
Min temperature.....32-37.
24 hr trend......7 degrees cooler.
Max humidity........100 percent.
24 hr trend......Unchanged.
Humidity recovery...Excellent.
20-foot winds.......Northwest 5 to 10 mph.
LAL.................3 until 2100, then 2 until 2400, then 1.
Chc of wetting rain.5 percent.
Transport winds.....West 10 to 15 mph.
Mixing height.......2600-4600 ft AGL decreasing to 200-1400 ft AGL
after midnight.
Smoke dispersal.....Poor (10900-22300 knot-ft).
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY...
Sky/weather.........Mostly sunny. Widespread frost until 0700.
Max temperature.....66-71.
24 hr trend......11 degrees warmer.
Min humidity........18-24 percent.
24 hr trend......34 percent drier.
20-foot winds.......Southwest around 10 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing height.......2600-4600 ft AGL increasing to 6900-8700 ft AGL
in the afternoon.
Smoke dispersal.....Fair (42900 knot-ft) increasing to good (98100
knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY NIGHT...
Sky/weather.........Mostly clear. Slight chance of showers until
2400.
Min temperature.....41-46.
24 hr trend......9 degrees warmer.
Max humidity........75-81 percent.
24 hr trend......20 percent drier.
Humidity recovery...Good.
20-foot winds.......South around 10 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South around 20 mph.
Mixing height.......3300-5300 ft AGL decreasing to 200-1100 ft AGL
after midnight.
Smoke dispersal.....Good (69300 knot-ft) decreasing to poor (10400
knot-ft) after midnight.
Haines Index........4 or low potential for large plume dominated
fire growth.
.THURSDAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy.
Slight chance of showers after 1200. Slight
chance of thunderstorms after 1500.
Max temperature.....73-78.
24 hr trend......9 degrees warmer.
Min humidity........21-27 percent.
24 hr trend......8 percent wetter.
20-foot winds.......Southwest around 15 mph with higher gusts
shifting to the west with gusts to around 40
mph in the afternoon.
LAL.................1 until 1500, then 2.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph.
Mixing height.......3400-5400 ft AGL increasing to 9900-11900 ft
AGL in the afternoon.
Smoke dispersal.....Poor (32400 knot-ft) increasing to excellent
(170200 knot-ft) in the afternoon.
Haines Index........5 or moderate potential for large plume
dominated fire growth.
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Cooler. Partly cloudy. Chance of showers and slight
chance of thunderstorms. Lows in the mid 30s. Highs in the mid
60s. Northwest winds around 15 mph.
.SATURDAY...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows in the lower 40s. Highs in the
lower 70s. Southwest winds around 10 mph.
.SUNDAY...Partly cloudy with chance of showers and thunderstorms.
Lows in the mid 40s. Highs in the lower 70s. South winds around
10 mph.
.MEMORIAL DAY...Mostly clear. Chance of showers and slight chance
of thunderstorms. Lows in the lower 40s. Highs in the upper 60s.
.TUESDAY...Mostly clear. Lows in the lower 40s. Highs in the mid
70s.
$$
WYZ417-221015-
Niobrara/Lower Elevations of Converse/Thunder Basin National
Grassland-
156 PM MDT Tue May 21 2024
.TONIGHT...
Sky/weather.........Mostly cloudy until 2100, then partly cloudy.
Chance of thunderstorms until 2100. Chance of
showers until 2400. Patchy frost after 2400
until 0300, then areas of frost.
Min temperature.....32-37.
24 hr trend......6 degrees cooler.
Max humidity........94-100 percent.
24 hr trend......Unchanged.
Humidity recovery...Excellent.
20-foot winds.......West 5 to 10 mph.
LAL.................3 until 2100, then 1.
Chc of wetting rain.15 percent.
Transport winds.....West around 15 mph.
Mixing height.......1800-3800 ft AGL decreasing to 300-1200 ft AGL
after midnight.
Smoke dispersal.....Poor (8300-28800 knot-ft).
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy.
Widespread frost until 0700Areas of frost after
0700 until 0800.
Max temperature.....64-69.
24 hr trend......17 degrees warmer.
Min humidity........20-26 percent.
24 hr trend......46 percent drier.
20-foot winds.......Southwest 10 to 15 mph with higher gusts.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 20 mph.
Mixing height.......2400-4400 ft AGL increasing to 9000-11000 ft
AGL in the afternoon.
Smoke dispersal.....Poor (36700 knot-ft) increasing to excellent
(162100 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY NIGHT...
Sky/weather.........Partly cloudy.
Min temperature.....39-44.
24 hr trend......8 degrees warmer.
Max humidity........65-71 percent.
24 hr trend......30 percent drier.
Humidity recovery...Fair.
20-foot winds.......South around 10 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 20 mph.
Mixing height.......5700-7700 ft AGL decreasing to 700-2700 ft AGL
after midnight.
Smoke dispersal.....Very good (117500 knot-ft) decreasing to poor
(18300 knot-ft) after midnight.
Haines Index........5 or moderate potential for large plume
dominated fire growth.
.THURSDAY...
Sky/weather.........Mostly sunny until 0900, then partly cloudy.
Slight chance of showers after 1200. Slight
chance of thunderstorms after 1500.
Max temperature.....60-65.
24 hr trend......5 degrees cooler.
Min humidity........22-28 percent.
24 hr trend......2 percent wetter.
20-foot winds.......West 15 to 20 mph with gusts to around 40 mph.
LAL.................1 until 1500, then 2.
Chc of wetting rain.5 percent.
Transport winds.....West around 25 mph increasing to around 35 mph
in the afternoon.
Mixing height.......1900-3900 ft AGL increasing to 6300-8300 ft AGL
in the afternoon.
Smoke dispersal.....Fair (59400 knot-ft) increasing to excellent
(197200 knot-ft) in the afternoon.
Haines Index........4 or low potential for large plume dominated
fire growth.
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the mid 30s. Highs in the mid 60s.
Northwest winds around 15 mph.
.SATURDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows around 40. Highs in the lower 70s. Southwest
winds around 10 mph.
.SUNDAY...Partly cloudy with chance of showers and slight chance
of thunderstorms. Lows in the mid 40s. Highs in the mid 60s.
South winds around 10 mph.
.MEMORIAL DAY...Partly cloudy. Chance of showers and slight
chance of thunderstorms. Lows in the lower 40s. Highs in the
upper 60s.
.TUESDAY...Clear. Lows in the lower 40s. Highs in the mid 70s.
$$
WYZ418-221015-
Middle North Platte River Basin/Niobrara and Converse High Plains-
156 PM MDT Tue May 21 2024
.TONIGHT...
Sky/weather.........Mostly cloudy until 2100, then partly cloudy.
Chance of showers and thunderstorms until 2100,
then slight chance of showers until 2400.
Patchy frost after 2200 until 0100, then areas
of frost until 0300Widespread frost after 0300.
Min temperature.....30-35.
24 hr trend......6 degrees cooler.
Max humidity........94-100 percent.
24 hr trend......Unchanged.
Humidity recovery...Excellent.
20-foot winds.......West 5 to 10 mph. Gusts up to 25 mph decreasing
to 15 mph after midnight.
LAL.................3 until 2100, then 1.
Chc of wetting rain.5 percent.
Transport winds.....West around 15 mph.
Mixing height.......2200-4200 ft AGL decreasing to 200-1700 ft AGL
after midnight.
Smoke dispersal.....Poor (11000-35700 knot-ft).
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy.
Widespread frost until 0700Areas of frost after
0700 until 0800.
Max temperature.....63-68.
24 hr trend......19 degrees warmer.
Min humidity........18-24 percent.
24 hr trend......53 percent drier.
20-foot winds.......Southwest 10 to 15 mph with higher gusts.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 20 mph.
Mixing height.......2400-4400 ft AGL increasing to 8900-10900 ft
AGL in the afternoon.
Smoke dispersal.....Fair (43400 knot-ft) increasing to excellent
(166700 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY NIGHT...
Sky/weather.........Partly cloudy.
Min temperature.....38-43.
24 hr trend......10 degrees warmer.
Max humidity........62-68 percent.
24 hr trend......30 percent drier.
Humidity recovery...Fair.
20-foot winds.......South around 5 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing height.......5600-7600 ft AGL decreasing to 900-2900 ft AGL
after midnight.
Smoke dispersal.....Very good (107600 knot-ft) decreasing to poor
(17600 knot-ft) after midnight.
Haines Index........5 or moderate potential for large plume
dominated fire growth.
.THURSDAY...
Sky/weather.........Partly cloudy. Slight chance of showers after
1200. Slight chance of thunderstorms after
1500.
Max temperature.....57-65.
24 hr trend......5 degrees cooler.
Min humidity........24-30 percent.
24 hr trend......5 percent wetter.
20-foot winds.......West 15 to 20 mph with gusts to around 45 mph.
LAL.................1 until 1500, then 2.
Chc of wetting rain.Zero percent.
Transport winds.....West 25 to 30 mph.
Mixing height.......1900-3900 ft AGL increasing to 6500-8500 ft AGL
in the afternoon.
Smoke dispersal.....Fair (58200 knot-ft) increasing to excellent
(181800 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
dominated fire growth.
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Mostly clear. Chance of showers and slight chance of
thunderstorms. Lows in the mid 30s. Highs in the lower 60s.
Northwest winds around 15 mph.
.SATURDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows around 40. Highs around 70. Southwest winds
around 10 mph.
.SUNDAY...Partly cloudy with chance of showers and slight chance
of thunderstorms. Lows in the mid 40s. Highs in the mid 60s.
Southwest winds around 5 mph.
.MEMORIAL DAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows around 40. Highs in the mid 60s.
.TUESDAY...Mostly clear. Lows in the lower 40s. Highs in the mid
70s.
$$
WYZ419-221015-
North Laramie Range and Adjacent High Plains-
156 PM MDT Tue May 21 2024
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers,
thunderstorms and snow showers until 2100.
Widespread frost after 2100 until 0500.
Min temperature.....29-35.
24 hr trend......1 degree cooler.
Max humidity........87-93 percent.
24 hr trend......8 percent drier.
Humidity recovery...Excellent.
20-foot winds.......West around 10 mph and gusty.
LAL.................3 until 2100, then 1.
Chc of wetting rain.Zero percent.
Transport winds.....West around 20 mph.
Mixing height.......3400-5400 ft AGL decreasing to 500-1900 ft AGL
after midnight.
Smoke dispersal.....Poor to good (16400-65300 knot-ft).
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy.
Max temperature.....55-65.
24 hr trend......16 degrees warmer.
Min humidity........17-23 percent.
24 hr trend......56 percent drier.
20-foot winds.......West around 15 mph with higher gusts.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West around 25 mph.
Mixing height.......2600-4600 ft AGL increasing to 8600-10600 ft
AGL in the afternoon.
Smoke dispersal.....Good (63700 knot-ft) increasing to excellent
(178600 knot-ft) in the afternoon.
Haines Index........4 or low potential for large plume dominated
fire growth.
.WEDNESDAY NIGHT...
Sky/weather.........Partly cloudy.
Min temperature.....38-44.
24 hr trend......9 degrees warmer.
Max humidity........44-50 percent.
24 hr trend......46 percent drier.
Humidity recovery...Poor.
20-foot winds.......Southwest around 10 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 25 mph.
Mixing height.......6000-8000 ft AGL decreasing to 600-2500 ft AGL
after midnight.
Smoke dispersal.....Very good (119800 knot-ft) decreasing to poor
(33100 knot-ft) after midnight.
Haines Index........5 or moderate potential for large plume
dominated fire growth.
.THURSDAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy.
Chance of snow showers and slight chance of
showers after 1200. Slight chance of
thunderstorms after 1500.
Max temperature.....49-59.
24 hr trend......17 degrees cooler.
Min humidity........27-33 percent.
24 hr trend......11 percent wetter.
20-foot winds.......Breezy. West 20 to 25 mph with gusts to around
50 mph.
LAL.................1 until 1500, then 2.
Chc of wetting rain.5 percent.
Transport winds.....West 30 to 35 mph.
Mixing height.......1600-3600 ft AGL increasing to 4500-6500 ft AGL
in the afternoon.
Smoke dispersal.....Good (61100 knot-ft) increasing to very good
(143500 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
dominated fire growth.
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Mostly clear. Slight chance of showers, thunderstorms
and snow showers. Lows in the lower 30s. Highs in the upper 50s.
West winds around 15 mph.
.SATURDAY...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows around 40. Highs in the mid 60s.
West winds around 10 mph.
.SUNDAY...Partly cloudy with chance of showers. Lows in the lower
40s. Highs in the upper 50s. Southwest winds around 10 mph.
.MEMORIAL DAY...Partly cloudy. Slight chance of showers,
thunderstorms and snow showers. Lows in the upper 30s. Highs in
the lower 60s.
.TUESDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the lower 40s. Highs in the upper 60s.
$$
WYZ420-221015-
North Laramie Valley/Shirley Basin-
156 PM MDT Tue May 21 2024
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms until 2100. Widespread frost
after 2100.
Min temperature.....27-32.
24 hr trend......5 degrees cooler.
Max humidity........87-93 percent.
24 hr trend......8 percent drier.
Humidity recovery...Excellent.
20-foot winds.......West 5 to 10 mph. Gusts up to 30 mph decreasing
to 20 mph after midnight.
LAL.................3 until 2100, then 1.
Chc of wetting rain.5 percent.
Transport winds.....West 15 to 20 mph.
Mixing height.......3800-5800 ft AGL decreasing to 500-2000 ft AGL
after midnight.
Smoke dispersal.....Good (83700 knot-ft) decreasing to poor (14800
knot-ft) after midnight.
Haines Index........2 or very low potential for large plume
dominated fire growth.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy
until 1500, then mostly cloudy. Widespread
frost until 0800.
Max temperature.....56-61.
24 hr trend......13 degrees warmer.
Min humidity........17-23 percent.
24 hr trend......30 percent drier.
20-foot winds.......West around 10 mph increasing to southwest
around 20 mph in the afternoon. Gusts up to 30
mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 25 mph.
Mixing height.......2200-4200 ft AGL increasing to 8000-10000 ft
AGL in the afternoon.
Smoke dispersal.....Good (65500 knot-ft) increasing to excellent
(201500 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY NIGHT...
Sky/weather.........Partly cloudy.
Min temperature.....34-39.
24 hr trend......7 degrees warmer.
Max humidity........54-60 percent.
24 hr trend......33 percent drier.
Humidity recovery...Fair.
20-foot winds.......Southwest 5 to 10 mph. Gusts up to 30 mph
decreasing to 20 mph after midnight.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 25 mph decreasing to around 15
mph after midnight.
Mixing height.......4800-6800 ft AGL decreasing to 100-1300 ft AGL
after midnight.
Smoke dispersal.....Very good (109900 knot-ft) decreasing to poor
(9200 knot-ft) after midnight.
Haines Index........5 or moderate potential for large plume
dominated fire growth.
.THURSDAY...
Sky/weather.........Mostly sunny until 0900, then partly cloudy
until 1500, then mostly cloudy. Chance of
showers and slight chance of snow showers after
1200.
Max temperature.....50-55.
24 hr trend......8 degrees cooler.
Min humidity........30-36 percent.
24 hr trend......13 percent wetter.
20-foot winds.......Breezy. West around 15 mph increasing to around
25 mph in the afternoon. Gusts up to 45 mph.
LAL.................1 until 1500, then 2.
Chc of wetting rain.5 percent.
Transport winds.....West around 25 mph increasing to around 35 mph
in the afternoon.
Mixing height.......1800-3800 ft AGL increasing to 4900-6900 ft AGL
in the afternoon.
Smoke dispersal.....Good (63100 knot-ft) increasing to excellent
(154500 knot-ft) in the afternoon.
Haines Index........2 or very low potential for large plume
dominated fire growth.
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Mostly clear. Slight chance of showers, thunderstorms
and snow showers. Lows in the upper 20s. Highs in the upper 50s.
West winds around 15 mph.
.SATURDAY...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows in the mid 30s. Highs in the lower
60s. Southwest winds around 10 mph.
.SUNDAY...Partly cloudy with chance of showers. Lows around 40.
Highs in the mid 50s. Southwest winds around 10 mph.
.MEMORIAL DAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the mid 30s. Highs in the lower 60s.
.TUESDAY...Mostly clear. Slight chance of showers. Lows in the
upper 30s. Highs in the upper 60s.
$$
WYZ421-221015-
Ferris/Seminoe/Shirley Mountains-
156 PM MDT Tue May 21 2024
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms until 2100. Widespread frost
after 2100.
Min temperature.....28-33.
24 hr trend......2 degrees cooler.
Max humidity........81-87 percent.
24 hr trend......15 percent drier.
Humidity recovery...Good.
20-foot winds.......West around 5 mph and gusty.
LAL.................3 until 2100, then 1.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing height.......3100-5100 ft AGL decreasing to 500-2000 ft AGL
after midnight.
Smoke dispersal.....Poor to fair (13000-53400 knot-ft).
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 0900, then partly cloudy
until 1500, then mostly cloudy. Widespread
frost until 0700.
Max temperature.....56-62.
24 hr trend......17 degrees warmer.
Min humidity........16-22 percent.
24 hr trend......38 percent drier.
20-foot winds.......Southwest 15 to 20 mph with gusts to around 40
mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 25 to 30 mph.
Mixing height.......2400-4400 ft AGL increasing to 8000-10000 ft
AGL in the afternoon.
Smoke dispersal.....Good (65700 knot-ft) increasing to excellent
(235800 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY NIGHT...
Sky/weather.........Partly cloudy.
Min temperature.....37-42.
24 hr trend......8 degrees warmer.
Max humidity........55-61 percent.
24 hr trend......28 percent drier.
Humidity recovery...Fair.
20-foot winds.......Southwest around 10 mph. Gusts up to 40 mph
decreasing to 30 mph after midnight.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 25 mph.
Mixing height.......5400-7400 ft AGL decreasing to 300-2200 ft AGL
after midnight.
Smoke dispersal.....Excellent (158000 knot-ft) decreasing to poor
(23400 knot-ft) after midnight.
Haines Index........5 or moderate potential for large plume
dominated fire growth.
.THURSDAY...
Sky/weather.........Partly cloudy until 1500, then mostly cloudy.
Slight chance of showers until 0900. Slight
chance of snow showers until 1200, then chance
of showers and snow showers.
Max temperature.....46-54.
24 hr trend......12 degrees cooler.
Min humidity........25-31 percent.
24 hr trend......7 percent wetter.
20-foot winds.......West around 20 mph with gusts to around 45 mph.
LAL.................1.
Chc of wetting rain.5 percent.
Transport winds.....West 30 to 35 mph.
Mixing height.......2100-4100 ft AGL increasing to 7500-9500 ft AGL
in the afternoon.
Smoke dispersal.....Good (82500 knot-ft) increasing to excellent
(241400 knot-ft) in the afternoon.
Haines Index........2 or very low potential for large plume
dominated fire growth.
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Mostly clear. Slight chance of showers and snow
showers. Lows around 30. Highs in the upper 50s. West winds
around 10 mph.
.SATURDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the upper 30s. Highs in the mid 60s.
Southwest winds around 10 mph.
.SUNDAY...Partly cloudy with chance of showers and slight chance
of snow showers. Lows in the lower 40s. Highs in the upper 50s.
Southwest winds around 10 mph.
.MEMORIAL DAY...Partly cloudy. Slight chance of showers and snow
showers. Lows in the upper 30s. Highs in the mid 60s.
.TUESDAY...Mostly clear. Lows in the lower 40s. Highs in the
lower 70s.
$$
WYZ422-221015-
Central and West Carbon-
156 PM MDT Tue May 21 2024
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms until 2100. Areas of frost after
2100 until 2200, then widespread frost.
Min temperature.....28-33.
24 hr trend......4 degrees cooler.
Max humidity........81-87 percent.
24 hr trend......15 percent drier.
Humidity recovery...Good.
20-foot winds.......West 5 to 10 mph. Gusts up to 25 mph decreasing
to 15 mph after midnight.
LAL.................3 until 2100, then 1.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing height.......3400-5400 ft AGL decreasing to 500-1600 ft AGL
after midnight.
Smoke dispersal.....Good (72600 knot-ft) decreasing to poor (12300
knot-ft) after midnight.
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy.
Widespread frost until 0800.
Max temperature.....58-63.
24 hr trend......12 degrees warmer.
Min humidity........13-19 percent.
24 hr trend......29 percent drier.
20-foot winds.......Southwest 15 to 20 mph with gusts to around 40
mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 25 to 30 mph.
Mixing height.......2400-4400 ft AGL increasing to 7900-9900 ft AGL
in the afternoon.
Smoke dispersal.....Good (67200 knot-ft) increasing to excellent
(226200 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY NIGHT...
Sky/weather.........Partly cloudy.
Min temperature.....36-41.
24 hr trend......8 degrees warmer.
Max humidity........53-59 percent.
24 hr trend......28 percent drier.
Humidity recovery...Fair.
20-foot winds.......Southwest 10 to 15 mph with gusts to around 35
mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 30 mph decreasing to around 20
mph after midnight.
Mixing height.......5100-7100 ft AGL decreasing to 400-1400 ft AGL
after midnight.
Smoke dispersal.....Very good (147600 knot-ft) decreasing to poor
(16500 knot-ft) after midnight.
Haines Index........5 or moderate potential for large plume
dominated fire growth.
.THURSDAY...
Sky/weather.........Partly cloudy until 1200, then mostly cloudy.
Slight chance of showers until 0800. Slight
chance of snow showers until 1200, then chance
of showers and snow showers.
Max temperature.....49-54.
24 hr trend......9 degrees cooler.
Min humidity........26-32 percent.
24 hr trend......8 percent wetter.
20-foot winds.......West around 20 mph with gusts to around 40 mph.
LAL.................1.
Chc of wetting rain.5 percent.
Transport winds.....West 25 to 30 mph.
Mixing height.......2100-4100 ft AGL increasing to 6400-8400 ft AGL
in the afternoon.
Smoke dispersal.....Good (75300 knot-ft) increasing to excellent
(182500 knot-ft) in the afternoon.
Haines Index........2 or very low potential for large plume
dominated fire growth.
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Mostly clear. Slight chance of showers and snow
showers. Lows in the upper 20s. Highs in the upper 50s. West
winds around 10 mph.
.SATURDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the upper 30s. Highs in the mid 60s.
Southwest winds around 10 mph.
.SUNDAY...Partly cloudy with chance of showers. Lows around 40.
Highs in the upper 50s. Southwest winds around 10 mph.
.MEMORIAL DAY...Mostly clear. Slight chance of showers. Lows in
the upper 30s. Highs in the mid 60s.
.TUESDAY...Mostly clear. Lows in the upper 30s. Highs in the
lower 70s.
$$
WYZ423-221015-
Southwest Carbon County-
156 PM MDT Tue May 21 2024
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms until 2100. Widespread frost
after 2100.
Min temperature.....26-31.
24 hr trend......5 degrees cooler.
Max humidity........83-89 percent.
24 hr trend......12 percent drier.
Humidity recovery...Excellent.
20-foot winds.......West around 10 mph and gusty shifting to the
south after midnight.
LAL.................2 until 2100, then 1.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph shifting to the southwest
after midnight.
Mixing height.......5200-7200 ft AGL decreasing to 400-1500 ft AGL
after midnight.
Smoke dispersal.....Good (64100 knot-ft) decreasing to poor (7900
knot-ft) after midnight.
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 0900, then partly cloudy.
Widespread frost until 0800.
Max temperature.....58-63.
24 hr trend......10 degrees warmer.
Min humidity........14-20 percent.
24 hr trend......17 percent drier.
20-foot winds.......South around 10 mph increasing to southwest
around 20 mph in the afternoon. Gusts up to 35
mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph increasing to around 30
mph in the afternoon.
Mixing height.......2300-4300 ft AGL increasing to 7600-9600 ft AGL
in the afternoon.
Smoke dispersal.....Fair (52100 knot-ft) increasing to excellent
(210200 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY NIGHT...
Sky/weather.........Partly cloudy.
Min temperature.....35-40.
24 hr trend......9 degrees warmer.
Max humidity........60-66 percent.
24 hr trend......24 percent drier.
Humidity recovery...Fair.
20-foot winds.......Southwest 10 to 15 mph. Gusts up to 35 mph
decreasing to 20 mph after midnight.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 20 to 25 mph.
Mixing height.......4700-6700 ft AGL decreasing to 300-1700 ft AGL
after midnight.
Smoke dispersal.....Very good (122800 knot-ft) decreasing to poor
(16600 knot-ft) after midnight.
Haines Index........5 or moderate potential for large plume
dominated fire growth.
.THURSDAY...
Sky/weather.........Partly cloudy until 0900, then mostly cloudy.
Slight chance of showers and snow showers until
1200, then chance of showers and snow showers.
Max temperature.....49-54.
24 hr trend......10 degrees cooler.
Min humidity........32-38 percent.
24 hr trend......19 percent wetter.
20-foot winds.......West around 15 mph with gusts to around 35 mph.
LAL.................1 until 1500, then 2.
Chc of wetting rain.10 percent.
Transport winds.....West around 20 mph.
Mixing height.......2100-4100 ft AGL increasing to 5100-7100 ft AGL
in the afternoon.
Smoke dispersal.....Fair (49700 knot-ft) increasing to very good
(108000 knot-ft) in the afternoon.
Haines Index........2 or very low potential for large plume
dominated fire growth.
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Partly cloudy. Slight chance of snow showers. Lows in
the upper 20s. Highs around 60. Southwest winds around 10 mph.
.SATURDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the upper 30s. Highs in the mid 60s.
Southwest winds around 10 mph.
.SUNDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the upper 30s. Highs in the upper 50s.
Southwest winds around 10 mph.
.MEMORIAL DAY...Mostly clear. Lows in the mid 30s. Highs in the
mid 60s.
.TUESDAY...Clear. Lows in the upper 30s. Highs in the lower 70s.
$$
WYZ424-221015-
Sierra Madre Range/Medicine Bow NF-
156 PM MDT Tue May 21 2024
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of thunderstorms
and snow showers until 2100. Widespread frost
after 2100.
Min temperature.....22-28.
24 hr trend......5 degrees cooler.
Max humidity........82-88 percent.
24 hr trend......12 percent drier.
Humidity recovery...Excellent.
20-foot winds.......West around 10 mph and gusty shifting to the
south after midnight.
LAL.................2 until 2100, then 1.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing height.......4600-6600 ft AGL decreasing to 800-1800 ft AGL
after midnight.
Smoke dispersal.....Good (88100 knot-ft) decreasing to poor (15900
knot-ft) after midnight.
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy.
Widespread frost until 0800.
Max temperature.....50-56.
24 hr trend......11 degrees warmer.
Min humidity........18-24 percent.
24 hr trend......23 percent drier.
20-foot winds.......Southwest 10 to 15 mph. Gusts up to 30 mph
increasing to 40 mph in the afternoon.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph increasing to around 30
mph in the afternoon.
Mixing height.......2500-4500 ft AGL increasing to 6700-8700 ft AGL
in the afternoon.
Smoke dispersal.....Fair (47200 knot-ft) increasing to excellent
(197200 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY NIGHT...
Sky/weather.........Mostly clear.
Min temperature.....34-39.
24 hr trend......10 degrees warmer.
Max humidity........49-55 percent.
24 hr trend......36 percent drier.
Humidity recovery...Poor.
20-foot winds.......Southwest around 10 mph. Gusts up to 35 mph
decreasing to 25 mph after midnight.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 25 to 30 mph.
Mixing height.......4300-6300 ft AGL decreasing to 700-2000 ft AGL
after midnight.
Smoke dispersal.....Very good (128200 knot-ft) decreasing to poor
(25800 knot-ft) after midnight.
Haines Index........4 or low potential for large plume dominated
fire growth.
.THURSDAY...
Sky/weather.........Partly cloudy until 1200, then mostly cloudy.
Slight chance of showers and snow showers until
1200, then chance of snow showers, showers and
slight chance of thunderstorms.
Max temperature.....43-51.
24 hr trend......7 degrees cooler.
Min humidity........32-38 percent.
24 hr trend......14 percent wetter.
20-foot winds.......West 10 to 15 mph with higher gusts.
LAL.................1 until 1200, then 2.
Chc of wetting rain.15 percent.
Transport winds.....West 20 to 25 mph.
Mixing height.......2900-4900 ft AGL.
Smoke dispersal.....Poor (38900 knot-ft) increasing to good (97800
knot-ft) in the afternoon.
Haines Index........2 or very low potential for large plume
dominated fire growth.
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Partly cloudy with slight chance of thunderstorms and
snow showers. Lows in the mid 20s. Highs in the lower 50s.
Southwest winds around 10 mph.
.SATURDAY...Partly cloudy with chance of showers, thunderstorms
and slight chance of snow showers. Lows in the mid 30s. Highs in
the mid 50s. Southwest winds around 10 mph.
.SUNDAY...Partly cloudy. Chance of showers, snow showers and
slight chance of thunderstorms. Lows in the mid 30s. Highs in the
upper 40s. Southwest winds around 10 mph.
.MEMORIAL DAY...Mostly clear. Slight chance of showers and snow
showers. Lows in the lower 30s. Highs in the upper 50s.
.TUESDAY...Mostly clear. Lows in the mid 30s. Highs in the mid
60s.
$$
WYZ425-221015-
Upper North Platte River Basin-
156 PM MDT Tue May 21 2024
.TONIGHT...
Sky/weather.........Partly cloudy until 0300, then clear. Slight
chance of showers, thunderstorms and snow
showers until 2100. Widespread frost after
2200.
Min temperature.....26-31.
24 hr trend......5 degrees cooler.
Max humidity........79-85 percent.
24 hr trend......15 percent drier.
Humidity recovery...Good.
20-foot winds.......West around 10 mph and gusty shifting to the
south after midnight.
LAL.................3 until 2100, then 1.
Chc of wetting rain.Zero percent.
Transport winds.....West 10 to 15 mph.
Mixing height.......4800-6800 ft AGL decreasing to 500-1600 ft AGL
after midnight.
Smoke dispersal.....Good (72600 knot-ft) decreasing to poor (10200
knot-ft) after midnight.
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 1200, then mostly cloudy
until 1500, then partly cloudy. Widespread
frost until 0800.
Max temperature.....56-61.
24 hr trend......11 degrees warmer.
Min humidity........14-20 percent.
24 hr trend......22 percent drier.
20-foot winds.......Southwest around 10 mph increasing to around 20
mph in the afternoon. Gusts up to 35 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph increasing to around 25
mph in the afternoon.
Mixing height.......2700-4700 ft AGL increasing to 8000-10000 ft
AGL in the afternoon.
Smoke dispersal.....Fair (57700 knot-ft) increasing to excellent
(216600 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY NIGHT...
Sky/weather.........Mostly clear.
Min temperature.....36-41.
24 hr trend......10 degrees warmer.
Max humidity........48-54 percent.
24 hr trend......32 percent drier.
Humidity recovery...Poor.
20-foot winds.......South around 10 mph. Gusts up to 30 mph
decreasing to 20 mph after midnight.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 25 mph becoming south around
15 mph after midnight.
Mixing height.......4700-6700 ft AGL decreasing to 500-1400 ft AGL
after midnight.
Smoke dispersal.....Very good (119800 knot-ft) decreasing to poor
(13400 knot-ft) after midnight.
Haines Index........5 or moderate potential for large plume
dominated fire growth.
.THURSDAY...
Sky/weather.........Partly cloudy until 1500, then mostly cloudy.
Chance of showers, snow showers and slight
chance of thunderstorms after 1200.
Max temperature.....50-55.
24 hr trend......8 degrees cooler.
Min humidity........34-40 percent.
24 hr trend......20 percent wetter.
20-foot winds.......West 15 to 20 mph with gusts to around 35 mph.
LAL.................1 until 1200, then 2.
Chc of wetting rain.5 percent.
Transport winds.....West 20 to 25 mph.
Mixing height.......2300-4300 ft AGL increasing to 5200-7200 ft AGL
in the afternoon.
Smoke dispersal.....Fair (50100 knot-ft) increasing to very good
(126500 knot-ft) in the afternoon.
Haines Index........2 or very low potential for large plume
dominated fire growth.
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Partly cloudy. Slight chance of showers, thunderstorms
and snow showers. Lows in the upper 20s. Highs in the upper 50s.
West winds around 10 mph.
.SATURDAY...Partly cloudy with chance of showers and
thunderstorms. Lows in the mid 30s. Highs in the lower 60s.
Southwest winds around 10 mph.
.SUNDAY...Partly cloudy with chance of showers. Lows in the upper
30s. Highs in the mid 50s. Southwest winds around 10 mph.
.MEMORIAL DAY...Mostly clear. Slight chance of showers. Lows in
the mid 30s. Highs in the lower 60s.
.TUESDAY...Mostly clear. Lows in the upper 30s. Highs in the
lower 70s.
$$
WYZ426-221015-
Snowy Range/Medicine Bow NF-
156 PM MDT Tue May 21 2024
.TONIGHT...
Sky/weather.........Partly cloudy. Chance of thunderstorms and snow
showers until 2100. Widespread frost after
2200.
Min temperature.....21-27.
24 hr trend......7 degrees cooler.
Max humidity........83-89 percent.
24 hr trend......15 percent drier.
Humidity recovery...Excellent.
20-foot winds.......West around 10 mph. Gusts up to 35 mph
decreasing to 25 mph after midnight.
LAL.................3 until 2100, then 1.
Chc of wetting rain.5 percent.
Transport winds.....West 20 to 25 mph.
Mixing height.......4500-6500 ft AGL decreasing to 700-2400 ft AGL
after midnight.
Smoke dispersal.....Good (92400 knot-ft) decreasing to poor (25700
knot-ft) after midnight.
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy.
Widespread frost until 0800.
Max temperature.....49-55.
24 hr trend......12 degrees warmer.
Min humidity........17-23 percent.
24 hr trend......23 percent drier.
20-foot winds.......Southwest 10 to 15 mph with gusts to around 35
mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 20 to 25 mph.
Mixing height.......2400-4400 ft AGL increasing to 7400-9400 ft AGL
in the afternoon.
Smoke dispersal.....Fair (52700 knot-ft) increasing to excellent
(202800 knot-ft) in the afternoon.
Haines Index........4 or low potential for large plume dominated
fire growth.
.WEDNESDAY NIGHT...
Sky/weather.........Mostly clear.
Min temperature.....31-37.
24 hr trend......11 degrees warmer.
Max humidity........49-55 percent.
24 hr trend......26 percent drier.
Humidity recovery...Poor.
20-foot winds.......Southwest around 10 mph with gusts to around 35
mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 25 to 30 mph.
Mixing height.......4700-6700 ft AGL decreasing to 600-2600 ft AGL
after midnight.
Smoke dispersal.....Very good (140300 knot-ft) decreasing to poor
(33600 knot-ft) after midnight.
Haines Index........4 or low potential for large plume dominated
fire growth.
.THURSDAY...
Sky/weather.........Mostly sunny until 0900, then partly cloudy
until 1500, then mostly cloudy. Chance of snow
showers, showers and slight chance of
thunderstorms after 1200.
Max temperature.....43-53.
24 hr trend......8 degrees cooler.
Min humidity........34-40 percent.
24 hr trend......13 percent wetter.
20-foot winds.......West 15 to 20 mph with gusts to around 40 mph.
LAL.................1 until 1200, then 2.
Chc of wetting rain.10 percent.
Transport winds.....Southwest around 25 mph increasing to around 35
mph in the afternoon.
Mixing height.......3600-5600 ft AGL.
Smoke dispersal.....Good (66600 knot-ft) increasing to excellent
(150400 knot-ft) in the afternoon.
Haines Index........2 or very low potential for large plume
dominated fire growth.
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Partly cloudy. Chance of snow showers, slight chance of
showers and thunderstorms. Lows in the mid 20s. Highs around 50.
West winds around 10 mph.
.SATURDAY...Partly cloudy with chance of showers, thunderstorms
and slight chance of snow showers. Lows in the lower 30s. Highs
in the mid 50s. Southwest winds around 10 mph.
.SUNDAY...Partly cloudy with chance of showers, snow showers and
slight chance of thunderstorms. Lows in the mid 30s. Highs in the
upper 40s. Southwest winds around 10 mph.
.MEMORIAL DAY...Partly cloudy. Chance of showers, slight chance
of thunderstorms and snow showers. Lows in the lower 30s. Highs
in the mid 50s.
.TUESDAY...Mostly clear. Slight chance of showers. Lows in the
mid 30s. Highs in the lower 60s.
$$
WYZ427-221015-
North Snowy Range Foothills-
156 PM MDT Tue May 21 2024
.TONIGHT...
Sky/weather.........Partly cloudy until 0300, then clear. Chance of
showers, thunderstorms and snow showers until
2100.
Min temperature.....28-33.
24 hr trend......3 degrees cooler.
Max humidity........75-81 percent.
24 hr trend......22 percent drier.
Humidity recovery...Good.
20-foot winds.......West 10 to 15 mph. Gusts up to 30 mph
decreasing to 20 mph after midnight.
LAL.................3 until 2100, then 1.
Chc of wetting rain.5 percent.
Transport winds.....West 20 to 25 mph.
Mixing height.......4800-6800 ft AGL decreasing to 700-2700 ft AGL
after midnight.
Smoke dispersal.....Very good (101400 knot-ft) decreasing to poor
(27900 knot-ft) after midnight.
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy.
Max temperature.....56-61.
24 hr trend......13 degrees warmer.
Min humidity........20 percent.
24 hr trend......23 percent drier.
20-foot winds.......Southwest 15 to 20 mph with gusts to around 35
mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 25 mph.
Mixing height.......2500-4500 ft AGL increasing to 8200-10200 ft
AGL in the afternoon.
Smoke dispersal.....Good (67700 knot-ft) increasing to excellent
(202400 knot-ft) in the afternoon.
Haines Index........4 or low potential for large plume dominated
fire growth.
.WEDNESDAY NIGHT...
Sky/weather.........Mostly clear.
Min temperature.....37-42.
24 hr trend......7 degrees warmer.
Max humidity........46-52 percent.
24 hr trend......25 percent drier.
Humidity recovery...Poor.
20-foot winds.......Southwest 10 to 15 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 20 to 25 mph.
Mixing height.......5200-7200 ft AGL decreasing to 300-2000 ft AGL
after midnight.
Smoke dispersal.....Very good (130700 knot-ft) decreasing to poor
(16700 knot-ft) after midnight.
Haines Index........5 or moderate potential for large plume
dominated fire growth.
.THURSDAY...
Sky/weather.........Mostly sunny until 0900, then partly cloudy
until 1500, then mostly cloudy. Chance of
showers and snow showers after 1200. Slight
chance of thunderstorms after 1500.
Max temperature.....50-55.
24 hr trend......8 degrees cooler.
Min humidity........31-37 percent.
24 hr trend......16 percent wetter.
20-foot winds.......Breezy. West 20 to 25 mph with gusts to around
45 mph.
LAL.................1 until 1500, then 2.
Chc of wetting rain.5 percent.
Transport winds.....West 25 to 30 mph.
Mixing height.......3100-5100 ft AGL.
Smoke dispersal.....Good (65100 knot-ft) increasing to very good
(129200 knot-ft) in the afternoon.
Haines Index........2 or very low potential for large plume
dominated fire growth.
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Mostly clear. Slight chance of showers, thunderstorms
and snow showers. Lows around 30. Highs in the mid 50s. West
winds around 15 mph.
.SATURDAY...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows in the upper 30s. Highs in the
lower 60s. Southwest winds around 10 mph.
.SUNDAY...Partly cloudy with chance of showers. Lows around 40.
Highs in the mid 50s. Southwest winds around 10 mph.
.MEMORIAL DAY...Partly cloudy. Slight chance of showers,
thunderstorms and snow showers. Lows in the upper 30s. Highs in
the lower 60s.
.TUESDAY...Mostly clear. Lows in the upper 30s. Highs in the
upper 60s.
$$
WYZ428-221015-
Southern Laramie Valley-
156 PM MDT Tue May 21 2024
.TONIGHT...
Sky/weather.........Partly cloudy until 0300, then clear. Slight
chance of showers and thunderstorms until 2100.
Widespread frost after 2400.
Min temperature.....27-32.
24 hr trend......6 degrees cooler.
Max humidity........74-80 percent.
24 hr trend......22 percent drier.
Humidity recovery...Good.
20-foot winds.......West 10 to 15 mph. Gusts up to 30 mph
decreasing to 15 mph after midnight.
LAL.................3 until 2100, then 1.
Chc of wetting rain.5 percent.
Transport winds.....West 20 to 25 mph.
Mixing height.......5100-7100 ft AGL decreasing to 400-2200 ft AGL
after midnight.
Smoke dispersal.....Very good (104900 knot-ft) decreasing to poor
(19400 knot-ft) after midnight.
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy.
Widespread frost until 0700.
Max temperature.....58-63.
24 hr trend......13 degrees warmer.
Min humidity........13-19 percent.
24 hr trend......23 percent drier.
20-foot winds.......Southwest 10 to 15 mph with higher gusts.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 20 mph.
Mixing height.......2500-4500 ft AGL increasing to 9100-11100 ft
AGL in the afternoon.
Smoke dispersal.....Fair (55200 knot-ft) increasing to excellent
(201700 knot-ft) in the afternoon.
Haines Index........4 or low potential for large plume dominated
fire growth.
.WEDNESDAY NIGHT...
Sky/weather.........Partly cloudy until 0300, then clear.
Min temperature.....35-40.
24 hr trend......8 degrees warmer.
Max humidity........43-49 percent.
24 hr trend......34 percent drier.
Humidity recovery...Poor.
20-foot winds.......Southwest around 10 mph. Gusts up to 30 mph
decreasing to 20 mph after midnight.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing height.......5200-7200 ft AGL decreasing to 200-1300 ft AGL
after midnight.
Smoke dispersal.....Very good (102400 knot-ft) decreasing to poor
(11200 knot-ft) after midnight.
Haines Index........4 or low potential for large plume dominated
fire growth.
.THURSDAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy
until 1500, then mostly cloudy. Chance of
showers and slight chance of thunderstorms
after 1200.
Max temperature.....56-62.
24 hr trend......1 degree warmer.
Min humidity........27-33 percent.
24 hr trend......10 percent wetter.
20-foot winds.......Breezy. West around 15 mph increasing to around
25 mph in the afternoon. Gusts up to 45 mph.
LAL.................1 until 1200, then 2.
Chc of wetting rain.5 percent.
Transport winds.....Southwest around 20 mph increasing to around 30
mph in the afternoon.
Mixing height.......3500-5500 ft AGL increasing to 7200-9200 ft AGL
in the afternoon.
Smoke dispersal.....Good (73800 knot-ft) increasing to excellent
(207500 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
dominated fire growth.
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Partly cloudy. Slight chance of showers, thunderstorms
and snow showers. Lows around 30. Highs in the upper 50s. West
winds around 15 mph.
.SATURDAY...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows in the upper 30s. Highs in the
lower 60s. Southwest winds around 10 mph.
.SUNDAY...Partly cloudy with chance of showers and slight chance
of thunderstorms. Lows around 40. Highs in the upper 50s.
Southwest winds around 10 mph.
.MEMORIAL DAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 30s. Highs in the lower 60s.
.TUESDAY...Mostly clear. Slight chance of showers. Lows in the
upper 30s. Highs around 70.
$$
WYZ429-221015-
Southern Laramie Range-
156 PM MDT Tue May 21 2024
.TONIGHT...
Sky/weather.........Partly cloudy until 0300, then clear. Slight
chance of showers, thunderstorms and snow
showers until 2100.
Min temperature.....27-32.
24 hr trend......3 degrees cooler.
Max humidity........74-80 percent.
24 hr trend......22 percent drier.
Humidity recovery...Good.
20-foot winds.......West 10 to 15 mph. Gusts up to 30 mph
decreasing to 20 mph after midnight.
LAL.................3 until 2100, then 1.
Chc of wetting rain.Zero percent.
Transport winds.....West around 25 mph.
Mixing height.......5000-7000 ft AGL decreasing to 800-2600 ft AGL
after midnight.
Smoke dispersal.....Very good (117700 knot-ft) decreasing to poor
(36100 knot-ft) after midnight.
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy
until 1500, then mostly cloudy.
Max temperature.....56-61.
24 hr trend......12 degrees warmer.
Min humidity........15-21 percent.
24 hr trend......18 percent drier.
20-foot winds.......Southwest around 15 mph with higher gusts.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 20 to 25 mph.
Mixing height.......2400-4400 ft AGL increasing to 8500-10500 ft
AGL in the afternoon.
Smoke dispersal.....Fair (55900 knot-ft) increasing to excellent
(177600 knot-ft) in the afternoon.
Haines Index........4 or low potential for large plume dominated
fire growth.
.WEDNESDAY NIGHT...
Sky/weather.........Partly cloudy until 2400, then clear.
Min temperature.....37-42.
24 hr trend......8 degrees warmer.
Max humidity........37-43 percent.
24 hr trend......38 percent drier.
Humidity recovery...Poor.
20-foot winds.......Southwest around 10 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 20 mph.
Mixing height.......5500-7500 ft AGL decreasing to 900-2900 ft AGL
after midnight.
Smoke dispersal.....Very good (104600 knot-ft) decreasing to poor
(38700 knot-ft) after midnight.
Haines Index........5 or moderate potential for large plume
dominated fire growth.
.THURSDAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy
until 1500, then mostly cloudy. Chance of
showers after 1200. Slight chance of
thunderstorms after 1500.
Max temperature.....56-62.
24 hr trend......3 degrees warmer.
Min humidity........25-31 percent.
24 hr trend......5 percent wetter.
20-foot winds.......Breezy. Southwest around 15 mph increasing to
west around 25 mph in the afternoon. Gusts up
to 45 mph.
LAL.................1 until 1200, then 2.
Chc of wetting rain.5 percent.
Transport winds.....Southwest 25 to 30 mph.
Mixing height.......4400-6400 ft AGL increasing to 7500-9500 ft AGL
in the afternoon.
Smoke dispersal.....Very good (100500 knot-ft) increasing to
excellent (200700 knot-ft) in the afternoon.
Haines Index........4 or low potential for large plume dominated
fire growth.
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Partly cloudy with chance of showers, snow showers and
slight chance of thunderstorms. Lows in the lower 30s. Highs in
the mid 50s. West winds around 20 mph.
.SATURDAY...Partly cloudy with chance of showers, slight chance
of thunderstorms and snow showers. Lows in the upper 30s. Highs
around 60. Southwest winds around 10 mph.
.SUNDAY...Partly cloudy with chance of showers and slight chance
of thunderstorms. Lows around 40. Highs in the mid 50s. Southwest
winds around 10 mph.
.MEMORIAL DAY...Mostly clear. Chance of showers, snow showers and
slight chance of thunderstorms. Lows in the upper 30s. Highs
around 60.
.TUESDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the upper 30s. Highs in the mid 60s.
$$
WYZ430-221015-
Laramie Foothills and High Plains-
156 PM MDT Tue May 21 2024
.TONIGHT...
Sky/weather.........Mostly cloudy until 2100, then partly cloudy
until 0300, then clear. Slight chance of
showers and thunderstorms until 2100. Patchy
frost after 2200 until 2300, then areas of
frost until 0100, then widespread frost.
Min temperature.....29-34.
24 hr trend......5 degrees cooler.
Max humidity........83-89 percent.
24 hr trend......15 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Northwest 5 to 10 mph and gusty.
LAL.................3 until 2100, then 1.
Chc of wetting rain.5 percent.
Transport winds.....Northwest 15 to 20 mph.
Mixing height.......3800-5800 ft AGL decreasing to 200-1700 ft AGL
after midnight.
Smoke dispersal.....Poor to good (14200-62000 knot-ft).
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy.
Max temperature.....62-67.
24 hr trend......15 degrees warmer.
Min humidity........20 percent.
24 hr trend......24 percent drier.
20-foot winds.......Southwest 10 to 15 mph with higher gusts.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West around 20 mph.
Mixing height.......2800-4800 ft AGL increasing to 9200-11200 ft
AGL in the afternoon.
Smoke dispersal.....Good (60200 knot-ft) increasing to excellent
(157000 knot-ft) in the afternoon.
Haines Index........4 or low potential for large plume dominated
fire growth.
.WEDNESDAY NIGHT...
Sky/weather.........Partly cloudy until 2400, then clear.
Min temperature.....38-43.
24 hr trend......9 degrees warmer.
Max humidity........52-58 percent.
24 hr trend......21 percent drier.
Humidity recovery...Fair.
20-foot winds.......Southwest around 10 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing height.......5500-7500 ft AGL decreasing to 500-2400 ft AGL
after midnight.
Smoke dispersal.....Good (87000 knot-ft) decreasing to poor (19200
knot-ft) after midnight.
Haines Index........5 or moderate potential for large plume
dominated fire growth.
.THURSDAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy
until 1500, then mostly cloudy. Chance of
showers after 1200. Slight chance of
thunderstorms after 1500.
Max temperature.....64-70.
24 hr trend......1 degree warmer.
Min humidity........21-27 percent.
24 hr trend......2 percent wetter.
20-foot winds.......West 15 to 20 mph with gusts to around 40 mph.
LAL.................1 until 1500, then 2.
Chc of wetting rain.5 percent.
Transport winds.....Southwest around 20 mph.
Mixing height.......4400-6400 ft AGL increasing to 7200-9200 ft AGL
in the afternoon.
Smoke dispersal.....Good (65800 knot-ft) increasing to very good
(125200 knot-ft) in the afternoon.
Haines Index........4 or low potential for large plume dominated
fire growth.
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the lower 30s. Highs in the lower 60s.
Northwest winds around 15 mph.
.SATURDAY...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows around 40. Highs in the upper 60s.
Southwest winds around 10 mph.
.SUNDAY...Partly cloudy with chance of showers and thunderstorms.
Lows in the lower 40s. Highs in the mid 60s. Southwest winds
around 10 mph.
.MEMORIAL DAY...Mostly clear. Chance of showers and slight chance
of thunderstorms. Lows around 40. Highs in the mid 60s.
.TUESDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows around 40. Highs in the lower 70s.
$$
WYZ431-221015-
Laramie East High Plains-
156 PM MDT Tue May 21 2024
.TONIGHT...
Sky/weather.........Mostly cloudy until 2100, then partly cloudy
until 0300, then clear. Chance of showers and
thunderstorms until 2100. Slight chance of
showers after 2100 until 2400. Patchy frost
after 2200 until 0100, then areas of frost
until 0300, then widespread frost.
Min temperature.....29-34.
24 hr trend......6 degrees cooler.
Max humidity........94-100 percent.
24 hr trend......Unchanged.
Humidity recovery...Excellent.
20-foot winds.......Northwest around 10 mph shifting to the west
after midnight. Gusts up to 20 mph.
LAL.................3 until 2100, then 1.
Chc of wetting rain.5 percent.
Transport winds.....Northwest 10 to 15 mph.
Mixing height.......1600-3600 ft AGL decreasing to 100-1600 ft AGL
after midnight.
Smoke dispersal.....Poor (11700-19100 knot-ft).
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 1500, then partly cloudy.
Widespread frost until 0700Areas of frost after
0700 until 0800.
Max temperature.....65-70.
24 hr trend......14 degrees warmer.
Min humidity........20 percent.
24 hr trend......36 percent drier.
20-foot winds.......Southwest around 10 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing height.......2800-4800 ft AGL increasing to 8200-10200 ft
AGL in the afternoon.
Smoke dispersal.....Fair (56400 knot-ft) increasing to very good
(127700 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY NIGHT...
Sky/weather.........Mostly clear.
Min temperature.....39-44.
24 hr trend......9 degrees warmer.
Max humidity........65-71 percent.
24 hr trend......31 percent drier.
Humidity recovery...Fair.
20-foot winds.......South around 10 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South 15 to 20 mph.
Mixing height.......4300-6300 ft AGL decreasing to 300-1000 ft AGL
after midnight.
Smoke dispersal.....Good (66300 knot-ft) decreasing to poor (8700
knot-ft) after midnight.
Haines Index........4 or low potential for large plume dominated
fire growth.
.THURSDAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy
until 1500, then mostly cloudy. Slight chance
of showers after 1200. Slight chance of
thunderstorms after 1500.
Max temperature.....69-74.
24 hr trend......2 degrees warmer.
Min humidity........20-26 percent.
24 hr trend......Unchanged.
20-foot winds.......Southwest around 15 mph shifting to the
northwest in the afternoon. Gusts up to 35 mph.
LAL.................1 until 1500, then 2.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing height.......3600-5600 ft AGL increasing to 7700-9700 ft AGL
in the afternoon.
Smoke dispersal.....Poor (38200 knot-ft) increasing to very good
(115900 knot-ft) in the afternoon.
Haines Index........5 or moderate potential for large plume
dominated fire growth.
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the lower 30s. Highs in the mid 60s.
Northwest winds around 15 mph.
.SATURDAY...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows in the lower 40s. Highs around 70.
Southwest winds around 10 mph.
.SUNDAY...Partly cloudy with chance of showers and thunderstorms.
Lows in the mid 40s. Highs in the upper 60s. Southwest winds
around 10 mph.
.MEMORIAL DAY...Mostly clear. Chance of showers and slight chance
of thunderstorms. Lows in the lower 40s. Highs in the upper 60s.
.TUESDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the lower 40s. Highs in the mid 70s.
$$
WYZ432-221015-
Bordeaux/Chugwater/Wheatland-
156 PM MDT Tue May 21 2024
.TONIGHT...
Sky/weather.........Partly cloudy until 0300, then clear. Slight
chance of showers and thunderstorms until 2100.
Patchy frost after 2300 until 0100, then areas
of frost.
Min temperature.....32-37.
24 hr trend......5 degrees cooler.
Max humidity........90-96 percent.
24 hr trend......4 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Northwest around 10 mph shifting to the west
after midnight. Gusts up to 25 mph.
LAL.................2 until 2100, then 1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 15 mph.
Mixing height.......2800-4800 ft AGL decreasing to 200-1500 ft AGL
after midnight.
Smoke dispersal.....Poor to fair (9100-47400 knot-ft).
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy.
Areas of frost until 0700.
Max temperature.....66-71.
24 hr trend......16 degrees warmer.
Min humidity........20 percent.
24 hr trend......41 percent drier.
20-foot winds.......West around 10 mph with higher gusts.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing height.......2900-4900 ft AGL increasing to 10000-12000 ft
AGL in the afternoon.
Smoke dispersal.....Fair (58800 knot-ft) increasing to excellent
(153100 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY NIGHT...
Sky/weather.........Partly cloudy.
Min temperature.....41-46.
24 hr trend......7 degrees warmer.
Max humidity........51-57 percent.
24 hr trend......44 percent drier.
Humidity recovery...Poor.
20-foot winds.......Southwest around 10 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph.
Mixing height.......6100-8100 ft AGL decreasing to 400-2400 ft AGL
after midnight.
Smoke dispersal.....Good (83300 knot-ft) decreasing to poor (13400
knot-ft) after midnight.
Haines Index........5 or moderate potential for large plume
dominated fire growth.
.THURSDAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy.
Slight chance of showers after 1200. Slight
chance of thunderstorms after 1500.
Max temperature.....63-68.
24 hr trend......3 degrees cooler.
Min humidity........24-30 percent.
24 hr trend......9 percent wetter.
20-foot winds.......Breezy. West around 15 mph increasing to around
25 mph in the afternoon. Gusts up to 40 mph.
LAL.................1 until 1500, then 2.
Chc of wetting rain.Zero percent.
Transport winds.....West 20 to 25 mph.
Mixing height.......1400-3400 ft AGL increasing to 3700-5500 ft AGL
in the afternoon.
Smoke dispersal.....Fair (40500 knot-ft) increasing to good (98600
knot-ft) in the afternoon.
Haines Index........4 or low potential for large plume dominated
fire growth.
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Mostly clear. Chance of showers and slight chance of
thunderstorms. Lows in the mid 30s. Highs in the mid 60s.
Northwest winds around 15 mph.
.SATURDAY...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows in the lower 40s. Highs around 70.
Southwest winds around 10 mph.
.SUNDAY...Partly cloudy with chance of showers and slight chance
of thunderstorms. Lows in the upper 40s. Highs in the upper 60s.
Southwest winds around 10 mph.
.MEMORIAL DAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 40s. Highs in the upper 60s.
.TUESDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the lower 40s. Highs in the mid 70s.
$$
WYZ433-221015-
Goshen/Middle-Lower North Platte River Basin-
156 PM MDT Tue May 21 2024
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms until 2100. Patchy frost after
0100 until 0400, then areas of frost.
Min temperature.....30-35.
24 hr trend......7 degrees cooler.
Max humidity........100 percent.
24 hr trend......Unchanged.
Humidity recovery...Excellent.
20-foot winds.......Northwest around 10 mph and gusty shifting to
the west after midnight.
LAL.................3 until 2100, then 1.
Chc of wetting rain.5 percent.
Transport winds.....Northwest around 15 mph.
Mixing height.......3100-5100 ft AGL decreasing to 300-1600 ft AGL
after midnight.
Smoke dispersal.....Poor to fair (11000-42200 knot-ft).
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 1500, then partly cloudy.
Widespread frost until 0700, then areas of
frost until 0800.
Max temperature.....68-73.
24 hr trend......16 degrees warmer.
Min humidity........19 percent.
24 hr trend......38 percent drier.
20-foot winds.......Southwest 5 to 10 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West around 15 mph.
Mixing height.......2600-4600 ft AGL increasing to 9800-11800 ft
AGL in the afternoon.
Smoke dispersal.....Poor (32700 knot-ft) increasing to very good
(137800 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
dominated fire growth.
.WEDNESDAY NIGHT...
Sky/weather.........Partly cloudy until 0300, then clear.
Min temperature.....39-44.
24 hr trend......9 degrees warmer.
Max humidity........65-71 percent.
24 hr trend......30 percent drier.
Humidity recovery...Fair.
20-foot winds.......South around 5 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South around 20 mph decreasing to around 10 mph
after midnight.
Mixing height.......5900-7900 ft AGL decreasing to 300-900 ft AGL
after midnight.
Smoke dispersal.....Good (82700 knot-ft) decreasing to poor (5600
knot-ft) after midnight.
Haines Index........4 or low potential for large plume dominated
fire growth.
.THURSDAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy
until 1500, then mostly cloudy. Slight chance
of showers after 1200. Slight chance of
thunderstorms after 1500.
Max temperature.....68-73.
24 hr trend......2 degrees cooler.
Min humidity........21-27 percent.
24 hr trend......6 percent wetter.
20-foot winds.......Southwest around 15 mph shifting to the
northwest in the afternoon. Gusts up to 35 mph.
LAL.................1 until 1500, then 2.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing height.......1200-3200 ft AGL increasing to 4500-6500 ft AGL
in the afternoon.
Smoke dispersal.....Poor (21600 knot-ft) increasing to very good
(100600 knot-ft) in the afternoon.
Haines Index........4 or low potential for large plume dominated
fire growth.
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Mostly clear. Chance of showers and slight chance of
thunderstorms. Lows in the mid 30s. Highs in the mid 60s.
Northwest winds around 10 mph.
.SATURDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the lower 40s. Highs in the lower 70s.
Southwest winds around 5 mph.
.SUNDAY...Partly cloudy with chance of showers and slight chance
of thunderstorms. Lows in the mid 40s. Highs around 70. South
winds around 5 mph.
.MEMORIAL DAY...Mostly clear. Chance of showers and slight chance
of thunderstorms. Lows in the lower 40s. Highs around 70.
.TUESDAY...Mostly clear. Lows in the lower 40s. Highs in the
upper 70s.
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