Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Cheyenne, WY
Issued by NWS Cheyenne, WY
394
FNUS55 KCYS 151816
FWFCYS
Fire Weather Planning Forecast for Southeast Wyoming/Western Nebraska
National Weather Service CHEYENNE WY
1216 PM MDT Tue Sep 15 2026
.DISCUSSION...
Fire weather conditions are not anticipated through the end of the
week. Cooler temperatures and a surge of monsoon moisture will lead
to precipitation chances, with wetting rains possible Wednesday
night and Thursday. Precipitation will be fairly widespread across
southeast Wyoming and western Nebraska.
NEZ434-161015-
Pine Ridge/Nebraska National Forest-
1216 PM MDT Tue Sep 15 2026
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers after
2400.
Min temperature.....52-57.
24 hr trend......9 degrees warmer.
Max humidity........73-79 percent.
24 hr trend......6 percent wetter.
Humidity recovery...Good.
20-foot winds.......Southeast around 15 mph with gusts to around 40
mph.
Chc of wetting rain.5 percent.
Transport winds.....South 20 to 25 mph.
Mixing height.......1700-3700 ft AGL decreasing to 600-1200 ft AGL
after midnight.
Smoke dispersal.....Poor (18000-22300 knot-ft).
.WEDNESDAY...
Sky/weather.........Partly cloudy until 0900, then mostly sunny
until 1500, then partly cloudy.
Max temperature.....83-88.
24 hr trend......10 degrees warmer.
Min humidity........22-28 percent.
24 hr trend......3 percent wetter.
20-foot winds.......South 10 to 15 mph. Gusts up to 35 mph
decreasing to 25 mph in the afternoon.
Chc of wetting rain.Zero percent.
Transport winds.....South around 20 mph becoming southwest around
10 mph in the afternoon.
Mixing height.......600-2500 ft AGL increasing to 3900-5900 ft AGL
in the afternoon.
Smoke dispersal.....Poor to fair (23300-45000 knot-ft).
.WEDNESDAY NIGHT...
Sky/weather.........Partly cloudy until 2100, then mostly cloudy.
Slight chance of showers after 2400 until 0300,
then chance of showers and slight chance of
thunderstorms.
Min temperature.....54-59.
24 hr trend......1 degree warmer.
Max humidity........82-88 percent.
24 hr trend......6 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......East around 5 mph.
Chc of wetting rain.5 percent.
Transport winds.....East around 10 mph.
Mixing height.......500-2000 ft AGL.
Smoke dispersal.....Poor (4700-6000 knot-ft).
.THURSDAY...
Sky/weather.........Cloudy. Showers likely. Slight chance of
thunderstorms after 1200.
Max temperature.....69-74.
24 hr trend......14 degrees cooler.
Min humidity........60-66 percent.
24 hr trend......37 percent wetter.
20-foot winds.......Northeast around 10 mph and gusty.
Chc of wetting rain.50 percent.
Transport winds.....Northeast 10 to 15 mph.
Mixing height.......500-2100 ft AGL.
Smoke dispersal.....Poor (14500-18700 knot-ft).
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the mid 50s. Highs in the lower 80s.
Northeast winds around 5 mph.
.SATURDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the upper 70s. North
winds around 5 mph.
.SUNDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows around 50. Highs in the mid 70s. Northwest
winds around 5 mph.
.MONDAY...Mostly clear. Lows in the upper 40s. Highs in the mid
70s.
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the
upper 70s.
$$
NEZ435-161015-
Box Butte/South Sioux/Niobrara River-
1216 PM MDT Tue Sep 15 2026
.TONIGHT...
Sky/weather.........Partly cloudy until 2400, then mostly cloudy.
Min temperature.....48-53.
24 hr trend......6 degrees warmer.
Max humidity........81-87 percent.
24 hr trend......13 percent wetter.
Humidity recovery...Good.
20-foot winds.......Southeast around 15 mph and gusty.
Chc of wetting rain.5 percent.
Transport winds.....South around 20 mph.
Mixing height.......1400-3400 ft AGL decreasing to 600-1300 ft AGL
after midnight.
Smoke dispersal.....Poor (17000-21000 knot-ft).
.WEDNESDAY...
Sky/weather.........Partly cloudy until 1200, then mostly sunny
until 1500, then partly cloudy.
Max temperature.....80-85.
24 hr trend......10 degrees warmer.
Min humidity........29-35 percent.
24 hr trend......5 percent drier.
20-foot winds.......South 10 to 15 mph with higher gusts.
Chc of wetting rain.Zero percent.
Transport winds.....South 15 to 20 mph.
Mixing height.......600-2100 ft AGL increasing to 3000-5000 ft AGL
in the afternoon.
Smoke dispersal.....Poor to fair (20900-41300 knot-ft).
.WEDNESDAY NIGHT...
Sky/weather.........Mostly cloudy. Slight chance of showers after
2400 until 0300, then chance of showers and
slight chance of thunderstorms.
Min temperature.....54-59.
24 hr trend......5 degrees warmer.
Max humidity........93-99 percent.
24 hr trend......17 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Southeast around 5 mph.
Chc of wetting rain.5 percent.
Transport winds.....Southeast around 10 mph shifting to the east
after midnight.
Mixing height.......500-2300 ft AGL.
Smoke dispersal.....Poor (4700-7000 knot-ft).
.THURSDAY...
Sky/weather.........Cloudy. Showers likely. Slight chance of
thunderstorms after 1200 until 1500, then
chance of thunderstorms.
Max temperature.....70-75.
24 hr trend......10 degrees cooler.
Min humidity........60-66 percent.
24 hr trend......41 percent wetter.
20-foot winds.......East 5 to 10 mph and gusty.
Chc of wetting rain.55 percent.
Transport winds.....East around 10 mph.
Mixing height.......1000-3000 ft AGL.
Smoke dispersal.....Poor (11500-24800 knot-ft).
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the mid 50s. Highs around 80. Northwest
winds around 5 mph.
.SATURDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the mid 70s.
Northwest winds around 5 mph.
.SUNDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows around 50. Highs in the lower 70s. Northwest
winds around 5 mph.
.MONDAY...Mostly clear. Lows in the mid 40s. Highs in the lower
70s.
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the mid
70s.
$$
NEZ436-161015-
Lower North Platte River Basin/Scottsbluff National Monument-
1216 PM MDT Tue Sep 15 2026
.TONIGHT...
Sky/weather.........Partly cloudy until 2400, then mostly cloudy
until 0300, then partly cloudy.
Min temperature.....49-54.
24 hr trend......5 degrees warmer.
Max humidity........80-86 percent.
24 hr trend......12 percent wetter.
Humidity recovery...Good.
20-foot winds.......Southeast 10 to 15 mph and gusty.
Chc of wetting rain.5 percent.
Transport winds.....Southeast around 20 mph.
Mixing height.......1600-3600 ft AGL decreasing to 500-1300 ft AGL
after midnight.
Smoke dispersal.....Poor (14100-22000 knot-ft).
.WEDNESDAY...
Sky/weather.........Partly cloudy until 1200, then mostly sunny
until 1500, then partly cloudy.
Max temperature.....81-86.
24 hr trend......9 degrees warmer.
Min humidity........28-34 percent.
24 hr trend......8 percent drier.
20-foot winds.......South around 10 mph with higher gusts.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph.
Mixing height.......500-2400 ft AGL increasing to 3600-5600 ft AGL
in the afternoon.
Smoke dispersal.....Poor to fair (17900-42200 knot-ft).
.WEDNESDAY NIGHT...
Sky/weather.........Partly cloudy until 2100, then mostly cloudy.
Slight chance of thunderstorms after 2100 until
2400. Slight chance of showers after 2100.
Min temperature.....56-61.
24 hr trend......7 degrees warmer.
Max humidity........93-99 percent.
24 hr trend......17 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Southeast around 5 mph.
Chc of wetting rain.5 percent.
Transport winds.....Southeast around 10 mph.
Mixing height.......500-2100 ft AGL.
Smoke dispersal.....Poor (4500-7200 knot-ft).
.THURSDAY...
Sky/weather.........Mostly cloudy. Showers likely. Slight chance of
thunderstorms after 1200 until 1500, then
chance of thunderstorms.
Max temperature.....73-78.
24 hr trend......6 degrees cooler.
Min humidity........55-61 percent.
24 hr trend......32 percent wetter.
20-foot winds.......East around 5 mph and gusty.
Chc of wetting rain.45 percent.
Transport winds.....Southeast around 10 mph.
Mixing height.......1300-3300 ft AGL.
Smoke dispersal.....Poor (10800-28200 knot-ft).
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows in the mid 50s. Highs in the lower 80s. Northwest winds
around 5 mph.
.SATURDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the upper 70s. West
winds around 5 mph.
.SUNDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows around 50. Highs in the mid 70s. Northwest
winds around 5 mph.
.MONDAY...Mostly clear. Slight chance of showers. Lows in the
upper 40s. Highs in the mid 70s.
.TUESDAY...Mostly clear. Lows around 50. Highs in the mid 70s.
$$
NEZ437-161015-
Lodgepole Creek/Southern Nebraska Panhandle-
1216 PM MDT Tue Sep 15 2026
.TONIGHT...
Sky/weather.........Partly cloudy until 2400, then mostly cloudy
until 0300, then partly cloudy.
Min temperature.....48-53.
24 hr trend......Unchanged.
Max humidity........82-88 percent.
24 hr trend......17 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Southeast 10 to 15 mph and gusty.
Chc of wetting rain.Zero percent.
Transport winds.....South around 20 mph.
Mixing height.......1000-3000 ft AGL.
Smoke dispersal.....Poor (17600-23700 knot-ft).
.WEDNESDAY...
Sky/weather.........Partly cloudy.
Max temperature.....79-84.
24 hr trend......11 degrees warmer.
Min humidity........30-36 percent.
24 hr trend......1 percent wetter.
20-foot winds.......South around 10 mph with higher gusts.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph.
Mixing height.......600-2300 ft AGL increasing to 2800-4800 ft AGL
in the afternoon.
Smoke dispersal.....Poor to fair (18000-40800 knot-ft).
.WEDNESDAY NIGHT...
Sky/weather.........Partly cloudy until 2100, then mostly cloudy.
Slight chance of thunderstorms after 2100 until
2400. Slight chance of showers after 2100.
Min temperature.....56-61.
24 hr trend......7 degrees warmer.
Max humidity........92-98 percent.
24 hr trend......11 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Southeast around 5 mph.
Chc of wetting rain.5 percent.
Transport winds.....South around 15 mph.
Mixing height.......500-2300 ft AGL.
Smoke dispersal.....Poor (5700-8400 knot-ft).
.THURSDAY...
Sky/weather.........Mostly cloudy. Chance of showers until 1200,
then showers likely and chance of
thunderstorms.
Max temperature.....75-80.
24 hr trend......5 degrees cooler.
Min humidity........48-54 percent.
24 hr trend......19 percent wetter.
20-foot winds.......East around 5 mph and gusty.
Chc of wetting rain.30 percent.
Transport winds.....Southeast around 10 mph.
Mixing height.......600-2600 ft AGL increasing to 3200-5200 ft AGL
in the afternoon.
Smoke dispersal.....Poor to fair (12500-40600 knot-ft).
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Partly cloudy. Showers likely and chance of
thunderstorms. Lows in the mid 50s. Highs in the lower 80s.
Northwest winds around 5 mph.
.SATURDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the mid 70s.
Northwest winds around 5 mph.
.SUNDAY...Mostly clear. Chance of showers and thunderstorms. Lows
in the lower 50s. Highs in the mid 70s. Northwest winds around
5 mph.
.MONDAY...Mostly clear. Slight chance of showers. Lows in the
upper 40s. Highs in the lower 70s.
.TUESDAY...Mostly clear. Slight chance of showers. Lows around
50. Highs in the mid 70s.
$$
WYZ417-161015-
Niobrara/Lower Elevations of Converse/Thunder Basin National
Grassland-
1216 PM MDT Tue Sep 15 2026
.TONIGHT...
Sky/weather.........Partly cloudy.
Min temperature.....51-56.
24 hr trend......12 degrees warmer.
Max humidity........70-76 percent.
24 hr trend......5 percent drier.
Humidity recovery...Good.
20-foot winds.......Southeast 15 to 20 mph with gusts to around 45
mph.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast 20 to 25 mph.
Mixing height.......1800-3800 ft AGL decreasing to 600 ft AGL after
midnight.
Smoke dispersal.....Poor (11200-27800 knot-ft).
.WEDNESDAY...
Sky/weather.........Partly cloudy until 0900, then mostly sunny
until 1200, then partly cloudy.
Max temperature.....81-86.
24 hr trend......10 degrees warmer.
Min humidity........18-24 percent.
24 hr trend......1 percent drier.
20-foot winds.......South around 10 mph shifting to the northwest
in the afternoon. Gusts up to 30 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph shifting to the west in the
afternoon.
Mixing height.......900-2900 ft AGL increasing to 5600-7600 ft AGL
in the afternoon.
Smoke dispersal.....Poor (12700 knot-ft) increasing to good (81500
knot-ft) in the afternoon.
.WEDNESDAY NIGHT...
Sky/weather.........Partly cloudy until 2100, then mostly cloudy.
Slight chance of showers after 2400 until 0300,
then chance of showers.
Min temperature.....52-57.
24 hr trend......1 degree warmer.
Max humidity........76-82 percent.
24 hr trend......3 percent wetter.
Humidity recovery...Good.
20-foot winds.......Northeast 5 to 10 mph and gusty.
Chc of wetting rain.5 percent.
Transport winds.....Northeast 10 to 15 mph.
Mixing height.......1300-3300 ft AGL decreasing to 400-1000 ft AGL
after midnight.
Smoke dispersal.....Poor (5100-14600 knot-ft).
.THURSDAY...
Sky/weather.........Cloudy. Showers likely. Slight chance of
thunderstorms after 1200.
Max temperature.....69-74.
24 hr trend......13 degrees cooler.
Min humidity........53-59 percent.
24 hr trend......31 percent wetter.
20-foot winds.......East 5 to 10 mph with higher gusts.
Chc of wetting rain.35 percent.
Transport winds.....East 10 to 15 mph.
Mixing height.......600-2600 ft AGL.
Smoke dispersal.....Poor (16700-30600 knot-ft).
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Partly cloudy. Chance of showers. Lows in the lower
50s. Highs in the lower 80s. Southeast winds around 5 mph.
.SATURDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the mid 70s.
Northwest winds around 10 mph.
.SUNDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the mid 40s. Highs in the mid 70s.
Northwest winds around 5 mph.
.MONDAY...Mostly clear. Lows in the mid 40s. Highs in the mid
70s.
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the
upper 70s.
$$
WYZ418-161015-
Middle North Platte River Basin/Niobrara and Converse High Plains-
1216 PM MDT Tue Sep 15 2026
.TONIGHT...
Sky/weather.........Partly cloudy.
Min temperature.....50-55.
24 hr trend......10 degrees warmer.
Max humidity........73-79 percent.
24 hr trend......4 percent wetter.
Humidity recovery...Good.
20-foot winds.......Southeast around 15 mph with gusts to around 45
mph.
Chc of wetting rain.5 percent.
Transport winds.....Southeast 20 to 25 mph.
Mixing height.......1500-3500 ft AGL decreasing to 500-1000 ft AGL
after midnight.
Smoke dispersal.....Poor (12300-27400 knot-ft).
.WEDNESDAY...
Sky/weather.........Partly cloudy until 0900, then mostly sunny
until 1200, then partly cloudy.
Max temperature.....80-85.
24 hr trend......10 degrees warmer.
Min humidity........19-25 percent.
24 hr trend......2 percent drier.
20-foot winds.......Southwest 5 to 10 mph with higher gusts.
Chc of wetting rain.5 percent.
Transport winds.....Southwest around 15 mph.
Mixing height.......1200-3200 ft AGL increasing to 5200-7200 ft AGL
in the afternoon.
Smoke dispersal.....Poor (15000 knot-ft) increasing to good (84400
knot-ft) in the afternoon.
.WEDNESDAY NIGHT...
Sky/weather.........Partly cloudy until 2100, then mostly cloudy.
Slight chance of thunderstorms until 2100.
Slight chance of showers until 2400, then
chance of showers.
Min temperature.....52-57.
24 hr trend......1 degree warmer.
Max humidity........79-85 percent.
24 hr trend......3 percent wetter.
Humidity recovery...Good.
20-foot winds.......Northeast around 5 mph. Gusts up to 25 mph
decreasing to 15 mph after midnight.
Chc of wetting rain.10 percent.
Transport winds.....Northeast around 10 mph.
Mixing height.......1200-3200 ft AGL decreasing to 400-900 ft AGL
after midnight.
Smoke dispersal.....Poor (5400-12000 knot-ft).
.THURSDAY...
Sky/weather.........Mostly cloudy. Showers likely. Slight chance of
thunderstorms after 1200.
Max temperature.....68-73.
24 hr trend......11 degrees cooler.
Min humidity........53-59 percent.
24 hr trend......31 percent wetter.
20-foot winds.......East around 5 mph and gusty.
Chc of wetting rain.35 percent.
Transport winds.....East around 10 mph.
Mixing height.......600-2600 ft AGL.
Smoke dispersal.....Poor (12100-22300 knot-ft).
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs around 80. South
winds around 5 mph.
.SATURDAY...Mostly clear. Chance of showers. Lows in the lower
50s. Highs in the mid 70s. West winds around 5 mph.
.SUNDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the mid 40s. Highs in the lower 70s.
Northwest winds around 5 mph.
.MONDAY...Mostly clear. Lows in the mid 40s. Highs in the mid
70s.
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the mid
70s.
$$
WYZ419-161015-
North Laramie Range and Adjacent High Plains-
1216 PM MDT Tue Sep 15 2026
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers after
2400.
Min temperature.....50-56.
24 hr trend......12 degrees warmer.
Max humidity........69-75 percent.
24 hr trend......1 percent drier.
Humidity recovery...Good.
20-foot winds.......South 10 to 15 mph with gusts to around 35 mph.
Chc of wetting rain.5 percent.
Transport winds.....South 15 to 20 mph.
Mixing height.......1200-3200 ft AGL decreasing to 600 ft AGL after
midnight.
Smoke dispersal.....Poor (8000-21600 knot-ft).
.WEDNESDAY...
Sky/weather.........Partly cloudy. Slight chance of showers after
1200. Slight chance of thunderstorms after
1500.
Max temperature.....72-80.
24 hr trend......8 degrees warmer.
Min humidity........24-30 percent.
24 hr trend......Unchanged.
20-foot winds.......West around 10 mph with higher gusts.
Chc of wetting rain.5 percent.
Transport winds.....West 15 to 20 mph.
Mixing height.......1800-3800 ft AGL increasing to 5200-7200 ft AGL
in the afternoon.
Smoke dispersal.....Poor (27600 knot-ft) increasing to good (96100
knot-ft) in the afternoon.
.WEDNESDAY NIGHT...
Sky/weather.........Mostly cloudy. Slight chance of thunderstorms
until 2400. Chance of showers.
Min temperature.....50-56.
24 hr trend......Unchanged.
Max humidity........73-79 percent.
24 hr trend......6 percent wetter.
Humidity recovery...Good.
20-foot winds.......West around 5 mph shifting to the north after
midnight.
Chc of wetting rain.15 percent.
Transport winds.....West around 10 mph shifting to the northeast
after midnight.
Mixing height.......900-2900 ft AGL decreasing to 300-800 ft AGL
after midnight.
Smoke dispersal.....Poor (4500-8900 knot-ft).
.THURSDAY...
Sky/weather.........Mostly cloudy. Showers likely. Slight chance of
thunderstorms after 1200 until 1500, then
chance of thunderstorms.
Max temperature.....64-70.
24 hr trend......10 degrees cooler.
Min humidity........53-59 percent.
24 hr trend......27 percent wetter.
20-foot winds.......East around 5 mph shifting to the southeast in
the afternoon.
Chc of wetting rain.35 percent.
Transport winds.....East around 10 mph shifting to the southwest in
the afternoon.
Mixing height.......1000-3000 ft AGL.
Smoke dispersal.....Poor (9900-28300 knot-ft).
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Partly cloudy with chance of showers and thunderstorms.
Lows in the mid 50s. Highs in the mid 70s. Southwest winds around
10 mph.
.SATURDAY...Mostly clear. Chance of showers. Lows in the lower
50s. Highs in the upper 60s. West winds around 10 mph.
.SUNDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the mid 40s. Highs in the upper 60s.
Northwest winds around 5 mph.
.MONDAY...Mostly clear. Lows in the mid 40s. Highs around 70.
.TUESDAY...Partly cloudy. Lows in the upper 40s. Highs in the
lower 70s.
$$
WYZ420-161015-
North Laramie Valley/Shirley Basin-
1216 PM MDT Tue Sep 15 2026
.TONIGHT...
Sky/weather.........Partly cloudy until 2400, then mostly cloudy
until 0300, then partly cloudy. Slight chance
of showers.
Min temperature.....47-52.
24 hr trend......12 degrees warmer.
Max humidity........81-87 percent.
24 hr trend......19 percent wetter.
Humidity recovery...Good.
20-foot winds.......South 5 to 10 mph and gusty.
Chc of wetting rain.5 percent.
Transport winds.....South 15 to 20 mph.
Mixing height.......2100-4100 ft AGL decreasing to 600 ft AGL after
midnight.
Smoke dispersal.....Poor (6500-22000 knot-ft).
.WEDNESDAY...
Sky/weather.........Partly cloudy until 1500, then mostly cloudy.
Slight chance of showers. Slight chance of
thunderstorms after 1500.
Max temperature.....74-79.
24 hr trend......6 degrees warmer.
Min humidity........24-30 percent.
24 hr trend......7 percent wetter.
20-foot winds.......Southwest 5 to 10 mph and gusty.
Chc of wetting rain.5 percent.
Transport winds.....West 15 to 20 mph.
Mixing height.......1600-3600 ft AGL increasing to 4800-6800 ft AGL
in the afternoon.
Smoke dispersal.....Poor (23600 knot-ft) increasing to very good
(100700 knot-ft) in the afternoon.
.WEDNESDAY NIGHT...
Sky/weather.........Mostly cloudy. Chance of thunderstorms until
2100. Chance of showers. Slight chance of
thunderstorms after 2100 until 2400.
Min temperature.....49-54.
24 hr trend......3 degrees warmer.
Max humidity........77-83 percent.
24 hr trend......6 percent drier.
Humidity recovery...Good.
20-foot winds.......Northwest around 5 mph shifting to the
northeast after midnight. Gusts up to 15 mph.
Chc of wetting rain.20 percent.
Transport winds.....South around 10 mph shifting to the east after
midnight.
Mixing height.......1700-3700 ft AGL decreasing to 500-1400 ft AGL
after midnight.
Smoke dispersal.....Poor (7500-13600 knot-ft).
.THURSDAY...
Sky/weather.........Mostly cloudy. Chance of showers until 1200,
then showers likely and slight chance of
thunderstorms.
Max temperature.....67-72.
24 hr trend......9 degrees cooler.
Min humidity........47-53 percent.
24 hr trend......21 percent wetter.
20-foot winds.......Southeast around 5 mph shifting to the south in
the afternoon.
Chc of wetting rain.30 percent.
Transport winds.....Southeast around 10 mph shifting to the
southwest in the afternoon.
Mixing height.......700-2700 ft AGL increasing to 3100-4200 ft AGL
in the afternoon.
Smoke dispersal.....Poor to fair (13800-44400 knot-ft).
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Partly cloudy with chance of showers and thunderstorms.
Lows in the upper 40s. Highs in the lower 70s. Southwest winds
around 5 mph.
.SATURDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the mid 40s. Highs in the upper 60s. West
winds around 5 mph.
.SUNDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the lower 40s. Highs in the upper 60s.
West winds around 5 mph.
.MONDAY...Mostly clear. Lows in the upper 30s. Highs in the lower
70s.
.TUESDAY...Partly cloudy. Lows in the lower 40s. Highs in the
lower 70s.
$$
WYZ421-161015-
Ferris/Seminoe/Shirley Mountains-
1216 PM MDT Tue Sep 15 2026
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers.
Min temperature.....49-54.
24 hr trend......14 degrees warmer.
Max humidity........79-85 percent.
24 hr trend......16 percent wetter.
Humidity recovery...Good.
20-foot winds.......South 5 to 10 mph.
Chc of wetting rain.5 percent.
Transport winds.....South around 15 mph.
Mixing height.......3600-5600 ft AGL decreasing to 600 ft AGL after
midnight.
Smoke dispersal.....Poor (8100-26200 knot-ft).
.WEDNESDAY...
Sky/weather.........Partly cloudy. Slight chance of showers until
0900. Slight chance of showers after 1200.
Slight chance of thunderstorms after 1500.
Max temperature.....71-79.
24 hr trend......1 degree cooler.
Min humidity........28-34 percent.
24 hr trend......12 percent wetter.
20-foot winds.......Southwest around 10 mph and gusty.
Chc of wetting rain.5 percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing height.......1200-3200 ft AGL increasing to 5500-7500 ft AGL
in the afternoon.
Smoke dispersal.....Poor (24200 knot-ft) increasing to very good
(108500 knot-ft) in the afternoon.
.WEDNESDAY NIGHT...
Sky/weather.........Mostly cloudy. Chance of thunderstorms until
2100. Chance of showers. Slight chance of
thunderstorms after 2100 until 2400.
Min temperature.....48-53.
24 hr trend......1 degree cooler.
Max humidity........76-82 percent.
24 hr trend......Unchanged.
Humidity recovery...Good.
20-foot winds.......South around 5 mph shifting to the northeast
after midnight. Gusts up to 15 mph.
Chc of wetting rain.25 percent.
Transport winds.....Southeast around 10 mph.
Mixing height.......1900-3900 ft AGL decreasing to 700-1600 ft AGL
after midnight.
Smoke dispersal.....Poor (9800-19900 knot-ft).
.THURSDAY...
Sky/weather.........Mostly cloudy. Chance of showers. Slight chance
of thunderstorms after 1200.
Max temperature.....65-73.
24 hr trend......3 degrees cooler.
Min humidity........48-54 percent.
24 hr trend......21 percent wetter.
20-foot winds.......Light winds becoming southwest around 5 mph in
the afternoon. Gusts up to 15 mph.
Chc of wetting rain.20 percent.
Transport winds.....Southeast around 10 mph shifting to the
southwest in the afternoon.
Mixing height.......600-2400 ft AGL increasing to 2700-4700 ft AGL
in the afternoon.
Smoke dispersal.....Poor to fair (10100-51800 knot-ft).
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Partly cloudy with chance of showers and slight chance
of thunderstorms. Lows around 50. Highs in the lower 70s.
Southwest winds around 10 mph.
.SATURDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the upper 40s. Highs in the upper 60s.
Southwest winds around 5 mph.
.SUNDAY...Mostly clear. Lows in the lower 40s. Highs in the upper
60s. West winds around 5 mph.
.MONDAY...Mostly clear. Lows in the lower 40s. Highs in the lower
70s.
.TUESDAY...Partly cloudy. Lows in the mid 40s. Highs in the lower
70s.
$$
WYZ422-161015-
Central and West Carbon-
1216 PM MDT Tue Sep 15 2026
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms until 2100, then chance of
showers.
Min temperature.....48-53.
24 hr trend......12 degrees warmer.
Max humidity........84-90 percent.
24 hr trend......24 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Southwest around 10 mph and gusty.
Chc of wetting rain.5 percent.
Transport winds.....Southwest around 15 mph.
Mixing height.......3900-5900 ft AGL decreasing to 400-900 ft AGL
after midnight.
Smoke dispersal.....Poor (8100-39400 knot-ft).
.WEDNESDAY...
Sky/weather.........Partly cloudy. Chance of showers until 1500.
Slight chance of thunderstorms after 1200.
Slight chance of showers after 1500.
Max temperature.....73-78.
24 hr trend......1 degree warmer.
Min humidity........31-37 percent.
24 hr trend......14 percent wetter.
20-foot winds.......Southwest around 10 mph with higher gusts.
Chc of wetting rain.15 percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing height.......1600-3600 ft AGL increasing to 4900-6900 ft AGL
in the afternoon.
Smoke dispersal.....Poor (27500 knot-ft) increasing to very good
(105200 knot-ft) in the afternoon.
.WEDNESDAY NIGHT...
Sky/weather.........Mostly cloudy. Chance of thunderstorms until
2100. Chance of showers. Slight chance of
thunderstorms after 2100 until 2400.
Min temperature.....49-54.
24 hr trend......Unchanged.
Max humidity........84-90 percent.
24 hr trend......3 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......South around 5 mph shifting to the east after
midnight. Gusts up to 15 mph.
Chc of wetting rain.20 percent.
Transport winds.....South around 10 mph shifting to the southeast
after midnight.
Mixing height.......1800-3800 ft AGL decreasing to 500-1600 ft AGL
after midnight.
Smoke dispersal.....Poor (8400-20100 knot-ft).
.THURSDAY...
Sky/weather.........Mostly cloudy. Chance of showers. Slight chance
of thunderstorms after 1200 until 1500, then
chance of thunderstorms.
Max temperature.....68-73.
24 hr trend......6 degrees cooler.
Min humidity........45-51 percent.
24 hr trend......16 percent wetter.
20-foot winds.......Southeast around 5 mph shifting to the
southwest in the afternoon. Gusts up to 20 mph.
Chc of wetting rain.15 percent.
Transport winds.....Southeast around 10 mph shifting to the
southwest in the afternoon.
Mixing height.......700-2600 ft AGL increasing to 3000-5000 ft AGL
in the afternoon.
Smoke dispersal.....Poor (12000 knot-ft) increasing to good (62300
knot-ft) in the afternoon.
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Partly cloudy with chance of showers and thunderstorms.
Lows around 50. Highs in the lower 70s. Southwest winds around
10 mph.
.SATURDAY...Mostly clear. Chance of showers and slight chance of
thunderstorms. Lows in the mid 40s. Highs in the upper 60s.
Southwest winds around 10 mph.
.SUNDAY...Clear. Lows in the lower 40s. Highs in the upper 60s.
West winds around 5 mph.
.MONDAY...Mostly clear. Lows around 40. Highs in the lower 70s.
.TUESDAY...Partly cloudy. Lows in the lower 40s. Highs in the
lower 70s.
$$
WYZ423-161015-
Southwest Carbon County-
1216 PM MDT Tue Sep 15 2026
.TONIGHT...
Sky/weather.........Partly cloudy. Slight chance of thunderstorms
until 2400. Chance of showers.
Min temperature.....46-51.
24 hr trend......7 degrees warmer.
Max humidity........93-99 percent.
24 hr trend......41 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......South 10 to 15 mph and gusty.
Chc of wetting rain.15 percent.
Transport winds.....South 15 to 20 mph.
Mixing height.......3600-5600 ft AGL decreasing to 500-1000 ft AGL
after midnight.
Smoke dispersal.....Poor to fair (7600-40600 knot-ft).
.WEDNESDAY...
Sky/weather.........Partly cloudy until 1500, then mostly cloudy.
Chance of showers. Slight chance of
thunderstorms after 1200 until 1500, then
chance of thunderstorms.
Max temperature.....71-76.
24 hr trend......2 degrees cooler.
Min humidity........38-44 percent.
24 hr trend......18 percent wetter.
20-foot winds.......South around 10 mph with higher gusts.
Chc of wetting rain.20 percent.
Transport winds.....South 15 to 20 mph.
Mixing height.......1000-3000 ft AGL increasing to 3700-5700 ft AGL
in the afternoon.
Smoke dispersal.....Poor (18100 knot-ft) increasing to good (84100
knot-ft) in the afternoon.
.WEDNESDAY NIGHT...
Sky/weather.........Cloudy. Chance of thunderstorms until 2100.
Chance of showers. Slight chance of
thunderstorms after 2100 until 2400.
Min temperature.....48-53.
24 hr trend......2 degrees warmer.
Max humidity........91-97 percent.
24 hr trend......Unchanged.
Humidity recovery...Excellent.
20-foot winds.......Southeast around 5 mph. Gusts up to 20 mph in
the evening.
Chc of wetting rain.20 percent.
Transport winds.....Southeast around 10 mph.
Mixing height.......1000-3000 ft AGL.
Smoke dispersal.....Poor (6300-17900 knot-ft).
.THURSDAY...
Sky/weather.........Mostly cloudy until 1500, then partly cloudy.
Showers likely until 1200, then chance of
showers and thunderstorms.
Max temperature.....67-72.
24 hr trend......3 degrees cooler.
Min humidity........50-56 percent.
24 hr trend......12 percent wetter.
20-foot winds.......South 5 to 10 mph and gusty.
Chc of wetting rain.10 percent.
Transport winds.....South around 10 mph increasing to southwest
around 20 mph in the afternoon.
Mixing height.......800-2800 ft AGL increasing to 3200-5200 ft AGL
in the afternoon.
Smoke dispersal.....Poor (14300 knot-ft) increasing to good (66500
knot-ft) in the afternoon.
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Partly cloudy with chance of showers and thunderstorms.
Lows in the upper 40s. Highs in the lower 70s. South winds around
10 mph.
.SATURDAY...Mostly clear. Chance of showers and slight chance of
thunderstorms. Lows in the lower 40s. Highs in the upper 60s.
Southwest winds around 5 mph.
.SUNDAY...Mostly clear. Lows in the upper 30s. Highs in the upper
60s. West winds around 5 mph.
.MONDAY...Mostly clear. Lows in the upper 30s. Highs in the lower
70s.
.TUESDAY...Partly cloudy with slight chance of showers. Lows in
the lower 40s. Highs in the lower 70s.
$$
WYZ424-161015-
Sierra Madre Range/Medicine Bow NF-
1216 PM MDT Tue Sep 15 2026
.TONIGHT...
Sky/weather.........Partly cloudy until 2100, then mostly cloudy.
Showers likely and slight chance of
thunderstorms until 2400, then chance of
showers.
Min temperature.....43-49.
24 hr trend......5 degrees warmer.
Max humidity........88-94 percent.
24 hr trend......28 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......South around 10 mph and gusty.
Chc of wetting rain.30 percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing height.......2700-4700 ft AGL decreasing to 600 ft AGL after
midnight.
Smoke dispersal.....Poor (6100-29300 knot-ft).
.WEDNESDAY...
Sky/weather.........Partly cloudy until 1500, then mostly cloudy.
Chance of showers. Slight chance of
thunderstorms after 1200 until 1500, then
chance of thunderstorms.
Max temperature.....62-70.
24 hr trend......Unchanged.
Min humidity........42-48 percent.
24 hr trend......17 percent wetter.
20-foot winds.......Southwest around 10 mph with higher gusts.
Chc of wetting rain.25 percent.
Transport winds.....Southwest around 15 mph.
Mixing height.......1200-3200 ft AGL increasing to 3800-5500 ft AGL
in the afternoon.
Smoke dispersal.....Poor to good (23200-67700 knot-ft).
.WEDNESDAY NIGHT...
Sky/weather.........Cloudy. Chance of thunderstorms until 2100.
Chance of showers. Slight chance of
thunderstorms after 2100 until 2400.
Min temperature.....45-51.
24 hr trend......2 degrees warmer.
Max humidity........86-92 percent.
24 hr trend......4 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Southeast around 5 mph.
Chc of wetting rain.25 percent.
Transport winds.....Southeast around 10 mph.
Mixing height.......700-2700 ft AGL.
Smoke dispersal.....Poor (4000-9300 knot-ft).
.THURSDAY...
Sky/weather.........Mostly cloudy. Showers likely. Chance of
thunderstorms after 1200.
Max temperature.....58-66.
24 hr trend......5 degrees cooler.
Min humidity........57-63 percent.
24 hr trend......11 percent wetter.
20-foot winds.......South around 5 mph and gusty.
Chc of wetting rain.20 percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing height.......500-2200 ft AGL increasing to 2300-4200 ft AGL
in the afternoon.
Smoke dispersal.....Poor to fair (9900-43900 knot-ft).
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Partly cloudy with showers likely and chance of
thunderstorms. Lows in the mid 40s. Highs in the mid 60s.
Southwest winds around 5 mph.
.SATURDAY...Mostly clear. Chance of showers and thunderstorms.
Lows in the lower 40s. Highs around 60. Southwest winds around
5 mph.
.SUNDAY...Mostly clear. Lows in the upper 30s. Highs in the lower
60s. Southwest winds around 5 mph.
.MONDAY...Mostly clear. Lows in the upper 30s. Highs in the mid
60s.
.TUESDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the upper 30s. Highs in the mid 60s.
$$
WYZ425-161015-
Upper North Platte River Basin-
1216 PM MDT Tue Sep 15 2026
.TONIGHT...
Sky/weather.........Partly cloudy until 2100, then mostly cloudy
until 0300, then partly cloudy. Chance of
showers and slight chance of thunderstorms
until 2100, then showers likely until 2400,
then chance of showers.
Min temperature.....47-52.
24 hr trend......10 degrees warmer.
Max humidity........86-92 percent.
24 hr trend......32 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......South 5 to 10 mph.
Chc of wetting rain.10 percent.
Transport winds.....South 10 to 15 mph.
Mixing height.......3600-5600 ft AGL decreasing to 600 ft AGL after
midnight.
Smoke dispersal.....Poor (6100-32800 knot-ft).
.WEDNESDAY...
Sky/weather.........Partly cloudy until 1500, then mostly cloudy.
Chance of showers. Slight chance of
thunderstorms after 1200 until 1500, then
chance of thunderstorms.
Max temperature.....72-77.
24 hr trend......Unchanged.
Min humidity........29-35 percent.
24 hr trend......11 percent wetter.
20-foot winds.......Southwest around 10 mph with higher gusts.
Chc of wetting rain.15 percent.
Transport winds.....Southwest around 15 mph.
Mixing height.......1700-3700 ft AGL increasing to 4800-6400 ft AGL
in the afternoon.
Smoke dispersal.....Poor (26400 knot-ft) increasing to good (80700
knot-ft) in the afternoon.
.WEDNESDAY NIGHT...
Sky/weather.........Cloudy. Chance of showers and thunderstorms
until 2400, then showers likely.
Min temperature.....48-53.
24 hr trend......2 degrees warmer.
Max humidity........85-91 percent.
24 hr trend......Unchanged.
Humidity recovery...Excellent.
20-foot winds.......South around 5 mph in the evening becoming
light.
Chc of wetting rain.20 percent.
Transport winds.....Southeast 5 to 10 mph.
Mixing height.......1200-3200 ft AGL decreasing to 500-1000 ft AGL
after midnight.
Smoke dispersal.....Poor (3500-9900 knot-ft).
.THURSDAY...
Sky/weather.........Mostly cloudy. Showers likely. Chance of
thunderstorms after 1200.
Max temperature.....67-72.
24 hr trend......5 degrees cooler.
Min humidity........43-49 percent.
24 hr trend......15 percent wetter.
20-foot winds.......Light winds becoming southwest around 5 mph in
the afternoon.
Chc of wetting rain.20 percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing height.......600-2600 ft AGL increasing to 3000-4800 ft AGL
in the afternoon.
Smoke dispersal.....Poor to fair (9900-47400 knot-ft).
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Partly cloudy with chance of showers and thunderstorms.
Lows in the upper 40s. Highs in the lower 70s. Southwest winds
around 5 mph.
.SATURDAY...Mostly clear. Chance of showers and slight chance of
thunderstorms. Lows in the lower 40s. Highs in the upper 60s.
Southwest winds around 5 mph.
.SUNDAY...Mostly clear. Lows in the upper 30s. Highs in the upper
60s. Southwest winds around 5 mph.
.MONDAY...Mostly clear. Lows in the upper 30s. Highs in the lower
70s.
.TUESDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows around 40. Highs in the lower 70s.
$$
WYZ426-161015-
Snowy Range/Medicine Bow NF-
1216 PM MDT Tue Sep 15 2026
.TONIGHT...
Sky/weather.........Partly cloudy until 2400, then mostly cloudy
until 0300, then partly cloudy. Chance of
showers and slight chance of thunderstorms
until 2100, then showers likely until 2400,
then chance of showers.
Min temperature.....41-49.
24 hr trend......6 degrees warmer.
Max humidity........87-93 percent.
24 hr trend......Unchanged.
Humidity recovery...Excellent.
20-foot winds.......Southwest around 5 mph.
Chc of wetting rain.20 percent.
Transport winds.....Southwest around 15 mph.
Mixing height.......2700-4700 ft AGL decreasing to 600 ft AGL after
midnight.
Smoke dispersal.....Poor (6400-22900 knot-ft).
.WEDNESDAY...
Sky/weather.........Partly cloudy until 1500, then mostly cloudy.
Chance of showers. Slight chance of
thunderstorms after 1200 until 1500, then
chance of thunderstorms.
Max temperature.....62-70.
24 hr trend......Unchanged.
Min humidity........37-43 percent.
24 hr trend......10 percent wetter.
20-foot winds.......Southwest around 10 mph with higher gusts.
Chc of wetting rain.15 percent.
Transport winds.....Southwest around 15 mph.
Mixing height.......1500-3500 ft AGL increasing to 4000-6000 ft AGL
in the afternoon.
Smoke dispersal.....Poor to good (29200-72700 knot-ft).
.WEDNESDAY NIGHT...
Sky/weather.........Cloudy. Slight chance of thunderstorms until
2400. Showers likely.
Min temperature.....42-50.
24 hr trend......1 degree warmer.
Max humidity........87-93 percent.
24 hr trend......Unchanged.
Humidity recovery...Excellent.
20-foot winds.......Southwest around 5 mph in the evening becoming
light.
Chc of wetting rain.25 percent.
Transport winds.....Southeast 5 to 10 mph.
Mixing height.......700-2700 ft AGL.
Smoke dispersal.....Poor (4000-8900 knot-ft).
.THURSDAY...
Sky/weather.........Mostly cloudy. Showers likely. Chance of
thunderstorms after 1200.
Max temperature.....57-65.
24 hr trend......5 degrees cooler.
Min humidity........57-63 percent.
24 hr trend......16 percent wetter.
20-foot winds.......South around 5 mph.
Chc of wetting rain.30 percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing height.......900-2900 ft AGL increasing to 3000-4000 ft AGL
in the afternoon.
Smoke dispersal.....Poor to fair (13600-45500 knot-ft).
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Partly cloudy with chance of showers and thunderstorms.
Lows in the lower 40s. Highs in the mid 60s. Southwest winds
around 5 mph.
.SATURDAY...Mostly clear. Chance of showers and slight chance of
thunderstorms. Lows around 40. Highs in the lower 60s. Southwest
winds around 10 mph.
.SUNDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the mid 30s. Highs in the lower 60s. West
winds around 5 mph.
.MONDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the mid 30s. Highs in the lower 60s.
.TUESDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the upper 30s. Highs in the mid 60s.
$$
WYZ427-161015-
North Snowy Range Foothills-
1216 PM MDT Tue Sep 15 2026
.TONIGHT...
Sky/weather.........Partly cloudy until 2400, then mostly cloudy
until 0300, then partly cloudy. Slight chance
of showers and thunderstorms until 2100, then
chance of showers.
Min temperature.....50-55.
24 hr trend......11 degrees warmer.
Max humidity........72-78 percent.
24 hr trend......12 percent wetter.
Humidity recovery...Good.
20-foot winds.......South 5 to 10 mph.
Chc of wetting rain.5 percent.
Transport winds.....South around 15 mph.
Mixing height.......3100-5100 ft AGL decreasing to 400-900 ft AGL
after midnight.
Smoke dispersal.....Poor (7300-23400 knot-ft).
.WEDNESDAY...
Sky/weather.........Partly cloudy until 1500, then mostly cloudy.
Chance of showers. Slight chance of
thunderstorms after 1200.
Max temperature.....72-77.
24 hr trend......1 degree warmer.
Min humidity........26-32 percent.
24 hr trend......7 percent wetter.
20-foot winds.......Southwest around 10 mph and gusty.
Chc of wetting rain.10 percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing height.......2100-4100 ft AGL increasing to 4600-6600 ft AGL
in the afternoon.
Smoke dispersal.....Poor (35400 knot-ft) increasing to good (95600
knot-ft) in the afternoon.
.WEDNESDAY NIGHT...
Sky/weather.........Mostly cloudy. Chance of thunderstorms until
2100. Chance of showers. Slight chance of
thunderstorms after 2100 until 2400.
Min temperature.....51-56.
24 hr trend......3 degrees warmer.
Max humidity........72-78 percent.
24 hr trend......3 percent wetter.
Humidity recovery...Good.
20-foot winds.......Southwest around 5 mph in the evening becoming
light.
Chc of wetting rain.20 percent.
Transport winds.....Southeast around 10 mph.
Mixing height.......1300-3300 ft AGL decreasing to 500-1100 ft AGL
after midnight.
Smoke dispersal.....Poor (5300-12700 knot-ft).
.THURSDAY...
Sky/weather.........Mostly cloudy. Chance of showers until 1200,
then showers likely and chance of
thunderstorms.
Max temperature.....66-71.
24 hr trend......6 degrees cooler.
Min humidity........44-50 percent.
24 hr trend......21 percent wetter.
20-foot winds.......Light winds becoming southwest around 5 mph in
the afternoon.
Chc of wetting rain.25 percent.
Transport winds.....South around 10 mph shifting to the west in the
afternoon.
Mixing height.......800-2800 ft AGL increasing to 3200-4700 ft AGL
in the afternoon.
Smoke dispersal.....Poor to fair (12900-49700 knot-ft).
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Partly cloudy with chance of showers and thunderstorms.
Lows in the lower 50s. Highs in the lower 70s. Southwest winds
around 5 mph.
.SATURDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the upper 40s. Highs in the upper 60s.
Southwest winds around 10 mph.
.SUNDAY...Mostly clear. Lows in the mid 40s. Highs in the upper
60s. West winds around 5 mph.
.MONDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the lower 40s. Highs around 70.
.TUESDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the mid 40s. Highs in the lower 70s.
$$
WYZ428-161015-
Southern Laramie Valley-
1216 PM MDT Tue Sep 15 2026
.TONIGHT...
Sky/weather.........Partly cloudy until 2400, then mostly cloudy.
Slight chance of showers until 2100, then
chance of showers until 2400, then slight
chance of showers.
Min temperature.....46-51.
24 hr trend......7 degrees warmer.
Max humidity........82-88 percent.
24 hr trend......16 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......South 10 to 15 mph and gusty.
Chc of wetting rain.5 percent.
Transport winds.....South 15 to 20 mph.
Mixing height.......800-2800 ft AGL decreasing to 600 ft AGL after
midnight.
Smoke dispersal.....Poor (6100-16100 knot-ft).
.WEDNESDAY...
Sky/weather.........Partly cloudy until 1500, then mostly cloudy.
Slight chance of showers until 1500. Slight
chance of thunderstorms after 1200 until 1500,
then chance of showers and thunderstorms.
Max temperature.....74-79.
24 hr trend......4 degrees warmer.
Min humidity........23-29 percent.
24 hr trend......2 percent wetter.
20-foot winds.......Southwest 5 to 10 mph and gusty.
Chc of wetting rain.10 percent.
Transport winds.....West around 15 mph.
Mixing height.......1800-3800 ft AGL increasing to 4500-6500 ft AGL
in the afternoon.
Smoke dispersal.....Poor (26400 knot-ft) increasing to good (79400
knot-ft) in the afternoon.
.WEDNESDAY NIGHT...
Sky/weather.........Mostly cloudy. Slight chance of thunderstorms
until 2100. Chance of showers.
Min temperature.....50-55.
24 hr trend......4 degrees warmer.
Max humidity........79-85 percent.
24 hr trend......Unchanged.
Humidity recovery...Good.
20-foot winds.......South around 5 mph in the evening becoming
light.
Chc of wetting rain.25 percent.
Transport winds.....Southeast around 10 mph.
Mixing height.......800-2800 ft AGL decreasing to 600 ft AGL after
midnight.
Smoke dispersal.....Poor (4100-11000 knot-ft).
.THURSDAY...
Sky/weather.........Mostly cloudy. Chance of showers until 1200,
then showers likely and chance of
thunderstorms.
Max temperature.....67-72.
24 hr trend......6 degrees cooler.
Min humidity........42-48 percent.
24 hr trend......19 percent wetter.
20-foot winds.......Southwest around 5 mph.
Chc of wetting rain.20 percent.
Transport winds.....South around 10 mph shifting to the west in the
afternoon.
Mixing height.......1200-3200 ft AGL increasing to 3200-5000 ft AGL
in the afternoon.
Smoke dispersal.....Poor to fair (14000-51700 knot-ft).
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Partly cloudy with chance of showers and thunderstorms.
Lows in the upper 40s. Highs in the mid 70s. Southwest winds
around 5 mph.
.SATURDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the mid 40s. Highs around 70. Southwest
winds around 5 mph.
.SUNDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the lower 40s. Highs in the upper 60s.
West winds around 5 mph.
.MONDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows around 40. Highs around 70.
.TUESDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the lower 40s. Highs in the lower 70s.
$$
WYZ429-161015-
Southern Laramie Range-
1216 PM MDT Tue Sep 15 2026
.TONIGHT...
Sky/weather.........Partly cloudy until 2400, then mostly cloudy
until 0300, then partly cloudy. Slight chance
of showers.
Min temperature.....46-52.
24 hr trend......10 degrees warmer.
Max humidity........77-83 percent.
24 hr trend......12 percent wetter.
Humidity recovery...Good.
20-foot winds.......South 10 to 15 mph with gusts to around 35 mph.
Chc of wetting rain.5 percent.
Transport winds.....South around 25 mph becoming southwest around
15 mph after midnight.
Mixing height.......500-2400 ft AGL.
Smoke dispersal.....Poor (7200-19300 knot-ft).
.WEDNESDAY...
Sky/weather.........Partly cloudy until 1500, then mostly cloudy.
Slight chance of showers until 1500. Slight
chance of thunderstorms after 1200 until 1500,
then chance of showers and thunderstorms.
Max temperature.....71-76.
24 hr trend......10 degrees warmer.
Min humidity........27-33 percent.
24 hr trend......4 percent drier.
20-foot winds.......Southwest around 10 mph with higher gusts.
Chc of wetting rain.5 percent.
Transport winds.....West around 15 mph.
Mixing height.......1500-3500 ft AGL increasing to 4100-6100 ft AGL
in the afternoon.
Smoke dispersal.....Poor to good (28000-73600 knot-ft).
.WEDNESDAY NIGHT...
Sky/weather.........Mostly cloudy. Slight chance of thunderstorms
until 2100. Chance of showers.
Min temperature.....51-56.
24 hr trend......1 degree warmer.
Max humidity........77-83 percent.
24 hr trend......6 percent wetter.
Humidity recovery...Good.
20-foot winds.......Southeast around 5 mph.
Chc of wetting rain.20 percent.
Transport winds.....Southeast around 10 mph.
Mixing height.......500-2500 ft AGL.
Smoke dispersal.....Poor (4500-9800 knot-ft).
.THURSDAY...
Sky/weather.........Mostly cloudy. Showers likely. Slight chance of
thunderstorms after 1200 until 1500, then
chance of thunderstorms.
Max temperature.....64-69.
24 hr trend......7 degrees cooler.
Min humidity........49-55 percent.
24 hr trend......20 percent wetter.
20-foot winds.......East around 5 mph shifting to the southwest in
the afternoon.
Chc of wetting rain.30 percent.
Transport winds.....Southeast around 10 mph shifting to the
southwest in the afternoon.
Mixing height.......900-2900 ft AGL increasing to 3000-4500 ft AGL
in the afternoon.
Smoke dispersal.....Poor to fair (11600-46300 knot-ft).
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Partly cloudy with chance of showers and thunderstorms.
Lows in the lower 50s. Highs in the lower 70s. West winds around
5 mph.
.SATURDAY...Mostly clear. Chance of showers and slight chance of
thunderstorms. Lows in the upper 40s. Highs in the upper 60s.
West winds around 10 mph.
.SUNDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the mid 40s. Highs in the mid 60s. West
winds around 5 mph.
.MONDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the lower 40s. Highs in the mid 60s.
.TUESDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the mid 40s. Highs in the upper 60s.
$$
WYZ430-161015-
Laramie Foothills and High Plains-
1216 PM MDT Tue Sep 15 2026
.TONIGHT...
Sky/weather.........Partly cloudy until 2400, then mostly cloudy
until 0300, then partly cloudy.
Min temperature.....47-52.
24 hr trend......3 degrees warmer.
Max humidity........80-86 percent.
24 hr trend......27 percent wetter.
Humidity recovery...Good.
20-foot winds.......South 10 to 15 mph with gusts to around 35 mph.
Chc of wetting rain.5 percent.
Transport winds.....South 20 to 25 mph.
Mixing height.......1100-3100 ft AGL decreasing to 500-1000 ft AGL
after midnight.
Smoke dispersal.....Poor (10300-29100 knot-ft).
.WEDNESDAY...
Sky/weather.........Partly cloudy. Slight chance of showers after
1200. Slight chance of thunderstorms after
1500.
Max temperature.....78-83.
24 hr trend......12 degrees warmer.
Min humidity........23-29 percent.
24 hr trend......6 percent drier.
20-foot winds.......Southwest around 5 mph and gusty.
Chc of wetting rain.5 percent.
Transport winds.....West around 15 mph.
Mixing height.......1700-3700 ft AGL increasing to 4900-6900 ft AGL
in the afternoon.
Smoke dispersal.....Poor to good (18800-65800 knot-ft).
.WEDNESDAY NIGHT...
Sky/weather.........Mostly cloudy. Slight chance of thunderstorms
until 2400. Chance of showers.
Min temperature.....52-57.
24 hr trend......8 degrees warmer.
Max humidity........80-86 percent.
24 hr trend......3 percent drier.
Humidity recovery...Good.
20-foot winds.......South around 5 mph shifting to the northeast
after midnight. Gusts up to 15 mph.
Chc of wetting rain.20 percent.
Transport winds.....Southwest around 10 mph shifting to the west
after midnight.
Mixing height.......400-2300 ft AGL.
Smoke dispersal.....Poor (3800-7200 knot-ft).
.THURSDAY...
Sky/weather.........Mostly cloudy. Chance of showers until 1200,
then showers likely and chance of
thunderstorms.
Max temperature.....69-74.
24 hr trend......9 degrees cooler.
Min humidity........49-55 percent.
24 hr trend......25 percent wetter.
20-foot winds.......North around 5 mph.
Chc of wetting rain.30 percent.
Transport winds.....North around 10 mph shifting to the west in the
afternoon.
Mixing height.......900-2900 ft AGL.
Smoke dispersal.....Poor (9700-25600 knot-ft).
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Partly cloudy with chance of showers and thunderstorms.
Lows in the lower 50s. Highs in the upper 70s. West winds around
5 mph.
.SATURDAY...Mostly clear. Chance of showers and slight chance of
thunderstorms. Lows in the lower 50s. Highs in the lower 70s.
West winds around 10 mph.
.SUNDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the mid 40s. Highs in the lower 70s.
Northwest winds around 5 mph.
.MONDAY...Mostly clear. Slight chance of showers. Lows in the mid
40s. Highs in the lower 70s.
.TUESDAY...Partly cloudy. Lows in the upper 40s. Highs in the
lower 70s.
$$
WYZ431-161015-
Laramie East High Plains-
1216 PM MDT Tue Sep 15 2026
.TONIGHT...
Sky/weather.........Partly cloudy until 2400, then mostly cloudy
until 0300, then partly cloudy. Slight chance
of showers after 2400 until 0300.
Min temperature.....47-52.
24 hr trend......3 degrees warmer.
Max humidity........84-90 percent.
24 hr trend......31 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......South around 15 mph with gusts to around 35
mph.
Chc of wetting rain.5 percent.
Transport winds.....South around 20 mph.
Mixing height.......1300-3300 ft AGL decreasing to 500-1100 ft AGL
after midnight.
Smoke dispersal.....Poor (13900-29800 knot-ft).
.WEDNESDAY...
Sky/weather.........Partly cloudy until 0900, then mostly sunny
until 1200, then partly cloudy.
Max temperature.....79-84.
24 hr trend......11 degrees warmer.
Min humidity........24-30 percent.
24 hr trend......4 percent drier.
20-foot winds.......South 5 to 10 mph. Gusts up to 25 mph
decreasing to 15 mph in the afternoon.
Chc of wetting rain.5 percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing height.......700-2700 ft AGL increasing to 4200-6200 ft AGL
in the afternoon.
Smoke dispersal.....Poor to fair (12700-50400 knot-ft).
.WEDNESDAY NIGHT...
Sky/weather.........Mostly cloudy. Slight chance of showers until
2100. Slight chance of thunderstorms until
2400. Chance of showers after 2100.
Min temperature.....54-59.
24 hr trend......8 degrees warmer.
Max humidity........87-93 percent.
24 hr trend......4 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Southeast around 5 mph.
Chc of wetting rain.10 percent.
Transport winds.....Southwest around 10 mph shifting to the west
after midnight.
Mixing height.......600-2600 ft AGL.
Smoke dispersal.....Poor (4100-7800 knot-ft).
.THURSDAY...
Sky/weather.........Mostly cloudy. Chance of showers until 1200,
then showers likely and chance of
thunderstorms.
Max temperature.....71-76.
24 hr trend......8 degrees cooler.
Min humidity........53-59 percent.
24 hr trend......27 percent wetter.
20-foot winds.......North around 5 mph and gusty.
Chc of wetting rain.35 percent.
Transport winds.....Northeast around 10 mph shifting to the
southwest in the afternoon.
Mixing height.......1200-3200 ft AGL.
Smoke dispersal.....Poor (9500-24900 knot-ft).
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows in the lower 50s. Highs around 80. Northwest winds around
5 mph.
.SATURDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the mid 70s. West
winds around 5 mph.
.SUNDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the upper 40s. Highs in the lower 70s.
Northwest winds around 5 mph.
.MONDAY...Mostly clear. Slight chance of showers. Lows in the mid
40s. Highs in the lower 70s.
.TUESDAY...Mostly clear. Slight chance of showers. Lows in the
upper 40s. Highs in the mid 70s.
$$
WYZ432-161015-
Bordeaux/Chugwater/Wheatland-
1216 PM MDT Tue Sep 15 2026
.TONIGHT...
Sky/weather.........Partly cloudy until 2400, then mostly cloudy
until 0300, then partly cloudy.
Min temperature.....53-58.
24 hr trend......9 degrees warmer.
Max humidity........67-73 percent.
24 hr trend......11 percent wetter.
Humidity recovery...Good.
20-foot winds.......South 10 to 15 mph with gusts to around 35 mph.
Chc of wetting rain.Zero percent.
Transport winds.....South 15 to 20 mph.
Mixing height.......1600-3600 ft AGL decreasing to 500-1000 ft AGL
after midnight.
Smoke dispersal.....Poor (10300-30300 knot-ft).
.WEDNESDAY...
Sky/weather.........Partly cloudy. Slight chance of showers after
1200. Slight chance of thunderstorms after
1500.
Max temperature.....82-87.
24 hr trend......10 degrees warmer.
Min humidity........23 percent.
24 hr trend......4 percent drier.
20-foot winds.......Southwest around 5 mph. Gusts up to 20 mph in
the morning.
Chc of wetting rain.5 percent.
Transport winds.....Southwest around 10 mph.
Mixing height.......1200-3200 ft AGL increasing to 5600-7600 ft AGL
in the afternoon.
Smoke dispersal.....Poor (12200 knot-ft) increasing to good (69500
knot-ft) in the afternoon.
.WEDNESDAY NIGHT...
Sky/weather.........Mostly cloudy. Slight chance of showers and
thunderstorms until 2400, then chance of
showers.
Min temperature.....56-61.
24 hr trend......3 degrees warmer.
Max humidity........79-85 percent.
24 hr trend......14 percent wetter.
Humidity recovery...Good.
20-foot winds.......Southwest around 5 mph shifting to the
northwest after midnight.
Chc of wetting rain.10 percent.
Transport winds.....Southwest around 10 mph shifting to the
northwest after midnight.
Mixing height.......600-2600 ft AGL decreasing to 500 ft AGL after
midnight.
Smoke dispersal.....Poor (3500-7000 knot-ft).
.THURSDAY...
Sky/weather.........Mostly cloudy. Showers likely. Slight chance of
thunderstorms after 1200 until 1500, then
chance of thunderstorms.
Max temperature.....70-75.
24 hr trend......12 degrees cooler.
Min humidity........51-57 percent.
24 hr trend......32 percent wetter.
20-foot winds.......North around 5 mph.
Chc of wetting rain.35 percent.
Transport winds.....North around 10 mph shifting to the west in the
afternoon.
Mixing height.......700-2700 ft AGL.
Smoke dispersal.....Poor (10100-19500 knot-ft).
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows in the upper 50s. Highs in the lower 80s. Southwest winds
around 5 mph.
.SATURDAY...Mostly clear. Chance of showers and slight chance of
thunderstorms. Lows in the mid 50s. Highs in the mid 70s. West
winds around 5 mph.
.SUNDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the upper 40s. Highs in the mid 70s.
Northwest winds around 5 mph.
.MONDAY...Mostly clear. Lows in the upper 40s. Highs in the mid
70s.
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the
upper 70s.
$$
WYZ433-161015-
Goshen/Middle-Lower North Platte River Basin-
1216 PM MDT Tue Sep 15 2026
.TONIGHT...
Sky/weather.........Partly cloudy until 2400, then mostly cloudy
until 0300, then partly cloudy.
Min temperature.....51-56.
24 hr trend......7 degrees warmer.
Max humidity........75-81 percent.
24 hr trend......4 percent wetter.
Humidity recovery...Good.
20-foot winds.......Southeast 10 to 15 mph and gusty.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast 15 to 20 mph.
Mixing height.......1900-3900 ft AGL decreasing to 500-1100 ft AGL
after midnight.
Smoke dispersal.....Poor (10400-26600 knot-ft).
.WEDNESDAY...
Sky/weather.........Partly cloudy until 0900, then mostly sunny
until 1500, then partly cloudy.
Max temperature.....85-90.
24 hr trend......11 degrees warmer.
Min humidity........23 percent.
24 hr trend......5 percent drier.
20-foot winds.......South around 5 mph and gusty.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph shifting to the west in the
afternoon.
Mixing height.......500-2500 ft AGL increasing to 4500-6500 ft AGL
in the afternoon.
Smoke dispersal.....Poor to fair (10800-50300 knot-ft).
.WEDNESDAY NIGHT...
Sky/weather.........Mostly cloudy. Slight chance of showers and
thunderstorms until 2400, then chance of
showers.
Min temperature.....56-61.
24 hr trend......6 degrees warmer.
Max humidity........90-96 percent.
24 hr trend......19 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......South around 5 mph shifting to the east after
midnight. Gusts up to 15 mph.
Chc of wetting rain.10 percent.
Transport winds.....Southwest around 10 mph shifting to the north
after midnight.
Mixing height.......500-2400 ft AGL.
Smoke dispersal.....Poor (3100-6400 knot-ft).
.THURSDAY...
Sky/weather.........Mostly cloudy. Showers likely. Slight chance of
thunderstorms after 1200 until 1500, then
chance of thunderstorms.
Max temperature.....73-78.
24 hr trend......12 degrees cooler.
Min humidity........51-57 percent.
24 hr trend......34 percent wetter.
20-foot winds.......Northeast around 5 mph.
Chc of wetting rain.45 percent.
Transport winds.....Northeast around 10 mph.
Mixing height.......500-2500 ft AGL.
Smoke dispersal.....Poor (9000-17000 knot-ft).
.FORECAST DAYS 3 THROUGH 7...
.FRIDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the mid 50s. Highs in the lower 80s.
Northwest winds around 5 mph.
.SATURDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the upper 70s.
West winds around 5 mph.
.SUNDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the upper 40s. Highs in the mid 70s.
Northwest winds around 5 mph.
.MONDAY...Mostly clear. Lows in the mid 40s. Highs in the mid
70s.
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the
upper 70s.
$$