Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Cheyenne, WY

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary Off
Versions: 1 2 3 4 5 6 7 8 9 10 11

000
FNUS55 KCYS 191208
FWFCYS

Fire Weather Planning Forecast for Southeast Wyoming/Western Nebraska
National Weather Service Cheyenne WY
608 AM MDT Thu Apr 19 2018

...FIRE WEATHER WATCH IN EFFECT FROM NOON TODAY TO 6 PM MDT THIS
EVENING FOR FIRE WEATHER ZONE 306...

.DISCUSSION...

Near-critical fire weather conditions are possible in FWZ 306 this
afternoon due to 10-15 percent RH and wind gusts around 25 MPH. No
concerns after today with widespread rain and/or snow expected.

WYZ301-192215-
Niobrara/Lower Elevations of Converse/Thunder Basin National
Grassland-
608 AM MDT Thu Apr 19 2018

.TODAY...
Sky/weather.........Partly cloudy.
Max temperature.....57-62.
   24 hr trend......6 degrees warmer.
Min humidity........24-30 percent.
   24 hr trend......2 percent wetter.
20-foot winds.......Southeast 15 to 20 mph with gusts to around 35
                    mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast 25 to 30 mph.
Mixing height.......2000-3200 ft AGL increasing to 5200-6500 ft AGL
                    in the afternoon.
Smoke dispersal.....Good (61400 knot-ft) increasing to excellent
                    (153600 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Mostly cloudy. Slight chance of rain after
                    2400. slight chance of snow after 0400.
Min temperature.....34-39.
   24 hr trend......6 degrees warmer.
Max humidity........73-79 percent.
   24 hr trend......1 percent wetter.
Humidity recovery...Good.
20-foot winds.......Southeast 15 to 20 mph with gusts to around 35
                    mph.
LAL.................1.
Chc of wetting rain.5 percent.
Transport winds.....Southeast 30 to 35 mph.
Mixing height.......1400-2600 ft AGL.
Smoke dispersal.....Fair to good (42700-69700 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FRIDAY...
Sky/weather.........Cloudy. Chance of snow until 1000. chance of
                    rain.
Max temperature.....47-52.
   24 hr trend......8 degrees cooler.
Min humidity........50-56 percent.
   24 hr trend......29 percent wetter.
20-foot winds.......East around 15 mph with higher gusts.
LAL.................1.
Chc of wetting rain.25 percent.
Transport winds.....Southeast around 20 mph.
Mixing height.......1800-2300 ft AGL increasing to 4200-5200 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor to good (36900-79800 knot-ft).
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Cloudy with rain likely and chance of snow. Lows in
the mid 30s. Highs in the upper 50s. Southeast winds around
5 mph.
.SUNDAY...Mostly clear. Lows in the lower 30s. Highs in the lower
60s. Southeast winds around 5 mph.
.MONDAY...Partly cloudy with chance of showers and slight chance
of thunderstorms. Lows in the upper 30s. Highs in the upper 50s.
Southeast winds around 10 mph.
.TUESDAY...Mostly cloudy. Chance of showers and snow showers.
Lows in the upper 20s. Highs in the mid 50s.
.WEDNESDAY...Partly cloudy. Lows around 30. Highs in the lower
60s.

$$

WYZ302-192215-
North Laramie Range/Medicine Bow NF-
608 AM MDT Thu Apr 19 2018

.TODAY...
Sky/weather.........Partly cloudy.
Max temperature.....50-58.
   24 hr trend......8 degrees warmer.
Min humidity........24-30 percent.
   24 hr trend......2 percent drier.
20-foot winds.......Southeast 15 to 20 mph with gusts to around 35
                    mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South around 25 mph.
Mixing height.......1100-2000 ft AGL increasing to 5500-7500 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (36200 knot-ft) increasing to very good
                    (138800 knot-ft) in the afternoon.
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.TONIGHT...
Sky/weather.........Mostly cloudy. Chance of rain after 2400 until
                    0400. chance of snow after 2400. slight chance
                    of rain after 0400.
Min temperature.....31-36.
   24 hr trend......6 degrees warmer.
Max humidity........76-82 percent.
   24 hr trend......10 percent wetter.
Humidity recovery...Good.
20-foot winds.......Southeast 15 to 20 mph with gusts to around 35
                    mph.
LAL.................1.
Chc of wetting rain.5 percent.
Transport winds.....Southeast around 35 mph decreasing to around 25
                    mph after midnight.
Mixing height.......700-2000 ft AGL.
Smoke dispersal.....Poor to fair (21900-53000 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FRIDAY...
Sky/weather.........Cloudy. Chance of snow and rain until 1200,
                    then rain and snow likely. Snow accumulation up
                    to 3 inches.
Max temperature.....41-47.
   24 hr trend......11 degrees cooler.
Min humidity........56-62 percent.
   24 hr trend......36 percent wetter.
20-foot winds.......East 10 to 15 mph with higher gusts.
LAL.................1.
Chc of wetting rain.40 percent.
Transport winds.....Southeast 15 to 20 mph.
Mixing height.......1800-3800 ft AGL.
Smoke dispersal.....Poor to fair (19200-56300 knot-ft).
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Cloudy with snow and rain likely. Lows around 30.
Highs in the upper 40s. Southeast winds around 5 mph.
.SUNDAY...Mostly clear. Lows in the lower 30s. Highs in the upper
50s. West winds around 5 mph.
.MONDAY...Partly cloudy with chance of showers and slight chance
of thunderstorms. Lows in the mid 30s. Highs in the mid 50s.
South winds around 10 mph.
.TUESDAY...Mostly cloudy with chance of showers and snow showers.
Lows in the upper 20s. Highs in the upper 40s.
.WEDNESDAY...Partly cloudy. Lows in the upper 20s. Highs in the
mid 50s.

$$

WYZ303-192215-
Central and Northern Carbon/Ferris-Seminoe-Shirley Mountains-
608 AM MDT Thu Apr 19 2018

.TODAY...
Sky/weather.........Partly cloudy.
Max temperature.....57-63.
   24 hr trend......13 degrees warmer.
Min humidity........13-19 percent.
   24 hr trend......5 percent drier.
20-foot winds.......Southeast 10 to 15 mph with higher gusts.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South 15 to 20 mph.
Mixing height.......800-1800 ft AGL increasing to 11400-13400 ft
                    AGL in the afternoon.
Smoke dispersal.....Poor (15800 knot-ft) increasing to excellent
                    (216900 knot-ft) in the afternoon.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Mostly cloudy. Slight chance of rain. chance of
                    snow after 2400 until 0300, then slight chance
                    of snow.
Min temperature.....32-37.
   24 hr trend......7 degrees warmer.
Max humidity........76-82 percent.
   24 hr trend......17 percent wetter.
Humidity recovery...Good.
20-foot winds.......East 10 to 15 mph and gusty.
LAL.................1.
Chc of wetting rain.5 percent.
Transport winds.....Southeast around 30 mph decreasing to around 15
                    mph after midnight.
Mixing height.......600-2200 ft AGL.
Smoke dispersal.....Poor to fair (10800-44400 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FRIDAY...
Sky/weather.........Cloudy. Chance of rain and snow until 1200,
                    then snow likely until 1300. rain likely after
                    1200. Snow accumulation up to 1 inch.
Max temperature.....43-48.
   24 hr trend......14 degrees cooler.
Min humidity........55-61 percent.
   24 hr trend......45 percent wetter.
20-foot winds.......Northeast 10 to 15 mph with higher gusts.
LAL.................1.
Chc of wetting rain.35 percent.
Transport winds.....Northeast around 10 mph increasing to around 25
                    mph in the afternoon.
Mixing height.......1700-2300 ft AGL increasing to 3000-4300 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (17400 knot-ft) increasing to good (76500
                    knot-ft) in the afternoon.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Mostly cloudy with rain and snow likely. Lows around
30. Highs in the lower 50s. North winds around 10 mph.
.SUNDAY...Mostly clear. Lows in the lower 30s. Highs around 60.
Southwest winds around 5 mph.
.MONDAY...Partly cloudy with chance of showers and slight chance
of thunderstorms. Lows in the mid 30s. Highs in the upper 50s.
Southwest winds around 10 mph.
.TUESDAY...Mostly cloudy. Slight chance of showers and snow
showers. Lows in the upper 20s. Highs in the mid 50s.
.WEDNESDAY...Partly cloudy with slight chance of showers. Lows
around 30. Highs in the upper 50s.

$$

WYZ304-192215-
Southwest Carbon County-
608 AM MDT Thu Apr 19 2018

.TODAY...
Sky/weather.........Partly cloudy.
Max temperature.....59-64.
   24 hr trend......11 degrees warmer.
Min humidity........11-17 percent.
   24 hr trend......3 percent drier.
20-foot winds.......Southeast 5 to 10 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South around 15 mph increasing to around 25 mph
                    in the afternoon.
Mixing height.......1000-1800 ft AGL increasing to 10800-11400 ft
                    AGL in the afternoon.
Smoke dispersal.....Poor (16700 knot-ft) increasing to excellent
                    (229500 knot-ft) in the afternoon.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Mostly cloudy. Slight chance of rain until
                    2400, then chance of rain. chance of snow after
                    0500.
Min temperature.....32-37.
   24 hr trend......7 degrees warmer.
Max humidity........83-89 percent.
   24 hr trend......24 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......East around 10 mph.
LAL.................1.
Chc of wetting rain.5 percent.
Transport winds.....Southeast 15 to 20 mph.
Mixing height.......600-1200 ft AGL.
Smoke dispersal.....Poor (9900-17300 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FRIDAY...
Sky/weather.........Cloudy. Snow likely until 1400. rain likely. No
                    snow accumulation.
Max temperature.....45-51.
   24 hr trend......13 degrees cooler.
Min humidity........50-56 percent.
   24 hr trend......41 percent wetter.
20-foot winds.......Northeast around 5 mph and gusty increasing to
                    north around 15 mph with higher gusts in the
                    afternoon.
LAL.................1.
Chc of wetting rain.45 percent.
Transport winds.....North around 10 mph increasing to northeast
                    around 25 mph in the afternoon.
Mixing height.......1800-2300 ft AGL increasing to 3400-4400 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (17600 knot-ft) increasing to good (84900
                    knot-ft) in the afternoon.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Mostly cloudy. Rain likely and chance of snow. Lows
in the upper 20s. Highs in the mid 50s. North winds around
10 mph.
.SUNDAY...Mostly clear. Lows around 30. Highs in the lower 60s.
Southwest winds around 5 mph.
.MONDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the lower 30s. Highs in the lower 60s.
South winds around 10 mph.
.TUESDAY...Partly cloudy with slight chance of showers. Lows in
the upper 20s. Highs in the upper 50s.
.WEDNESDAY...Partly cloudy with slight chance of showers. Lows
around 30. Highs in the lower 60s.

$$

WYZ305-192215-
Sierra Madre Range/Medicine Bow NF-
608 AM MDT Thu Apr 19 2018

.TODAY...
Sky/weather.........Partly cloudy.
Max temperature.....51-59.
   24 hr trend......11 degrees warmer.
Min humidity........16-22 percent.
   24 hr trend......1 percent drier.
20-foot winds.......South 5 to 10 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South around 15 mph increasing to around 25 mph
                    in the afternoon.
Mixing height.......2600-4600 ft AGL increasing to 10600-11700 ft
                    AGL in the afternoon.
Smoke dispersal.....Fair (55100 knot-ft) increasing to excellent
                    (216400 knot-ft) in the afternoon.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Mostly cloudy. Slight chance of rain until
                    2400. chance of snow. chance of rain after
                    2400.
Min temperature.....31-36.
   24 hr trend......4 degrees warmer.
Max humidity........81-87 percent.
   24 hr trend......39 percent wetter.
Humidity recovery...Good.
20-foot winds.......Southeast around 10 mph.
LAL.................1.
Chc of wetting rain.15 percent.
Transport winds.....Southeast around 30 mph decreasing to around 15
                    mph after midnight.
Mixing height.......1200-3200 ft AGL.
Smoke dispersal.....Good (66100 knot-ft) decreasing to poor (14500
                    knot-ft) after midnight.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FRIDAY...
Sky/weather.........Cloudy. Snow and rain likely until 1200, then
                    rain and snow. Snow accumulation up to 6
                    inches.
Max temperature.....39-45.
   24 hr trend......13 degrees cooler.
Min humidity........59-65 percent.
   24 hr trend......40 percent wetter.
20-foot winds.......Southwest around 5 mph shifting to the north
                    and gusty in the afternoon.
LAL.................1.
Chc of wetting rain.55 percent.
Transport winds.....Northwest around 10 mph shifting to the
                    northeast in the afternoon.
Mixing height.......2100-4100 ft AGL.
Smoke dispersal.....Poor to fair (7300-46900 knot-ft).
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Mostly cloudy with snow and rain likely. Lows in the
upper 20s. Highs in the mid 40s. North winds around 5 mph.
.SUNDAY...Mostly clear. Lows in the upper 20s. Highs in the mid
50s. Southwest winds around 5 mph.
.MONDAY...Partly cloudy with chance of showers, slight chance of
thunderstorms and snow showers. Lows in the lower 30s. Highs in
the mid 50s. Southwest winds around 10 mph.
.TUESDAY...Partly cloudy. Chance of snow showers and slight
chance of showers. Lows in the upper 20s. Highs in the lower 50s.
.WEDNESDAY...Partly cloudy with chance of showers and snow
showers. Lows around 30. Highs in the mid 50s.

$$

WYZ306-192215-
Upper North Platte River Basin-
608 AM MDT Thu Apr 19 2018

...FIRE WEATHER WATCH IN EFFECT FROM NOON TODAY TO 6 PM MDT THIS
EVENING...

.TODAY...
Sky/weather.........Mostly sunny until 0900, then partly cloudy
                    until 1500, then mostly cloudy.
Max temperature.....59-64.
   24 hr trend......15 degrees warmer.
Min humidity........11-17 percent.
   24 hr trend......Unchanged.
20-foot winds.......Southeast around 10 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South 15 to 20 mph.
Mixing height.......1400-2400 ft AGL increasing to 13000-13900 ft
                    AGL in the afternoon.
Smoke dispersal.....Poor (21300 knot-ft) increasing to excellent
                    (218000 knot-ft) in the afternoon.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Cloudy. Slight chance of rain and snow until
                    2400, then chance of rain and snow.
Min temperature.....33-38.
   24 hr trend......6 degrees warmer.
Max humidity........79-85 percent.
   24 hr trend......31 percent wetter.
Humidity recovery...Good.
20-foot winds.......Southeast around 10 mph.
LAL.................1.
Chc of wetting rain.10 percent.
Transport winds.....Southeast around 25 mph decreasing to around 15
                    mph after midnight.
Mixing height.......1200-3200 ft AGL.
Smoke dispersal.....Poor to fair (14000-58700 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FRIDAY...
Sky/weather.........Cloudy. Rain likely. snow likely after 0700
                    until 1100. No snow accumulation.
Max temperature.....45-50.
   24 hr trend......15 degrees cooler.
Min humidity........51-57 percent.
   24 hr trend......40 percent wetter.
20-foot winds.......Northeast 5 to 10 mph. Gusts up to 15 mph
                    increasing to 25 mph in the afternoon.
LAL.................1.
Chc of wetting rain.45 percent.
Transport winds.....Northeast around 5 mph increasing to around 20
                    mph in the afternoon.
Mixing height.......2200-2800 ft AGL increasing to 3800-4900 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (6800 knot-ft) increasing to good (67400
                    knot-ft) in the afternoon.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Mostly cloudy with rain and snow likely. Lows in the
lower 30s. Highs around 50. North winds around 5 mph.
.SUNDAY...Mostly clear. Lows in the lower 30s. Highs in the upper
50s. Southwest winds around 5 mph.
.MONDAY...Partly cloudy with chance of showers and slight chance
of thunderstorms. Lows in the mid 30s. Highs in the upper 50s.
Southwest winds around 10 mph.
.TUESDAY...Partly cloudy. Slight chance of showers. Lows around
30. Highs in the lower 50s.
.WEDNESDAY...Partly cloudy with slight chance of showers. Lows in
the lower 30s. Highs in the mid 50s.

$$

WYZ307-192215-
Snowy Range/Medicine Bow NF-
608 AM MDT Thu Apr 19 2018

.TODAY...
Sky/weather.........Mostly sunny until 0900, then partly cloudy.
Max temperature.....49-57.
   24 hr trend......13 degrees warmer.
Min humidity........15-21 percent.
   24 hr trend......5 percent drier.
20-foot winds.......South 10 to 15 mph with higher gusts.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South 15 to 20 mph.
Mixing height.......2200-4200 ft AGL increasing to 10800-12500 ft
                    AGL in the afternoon.
Smoke dispersal.....Fair (44800 knot-ft) increasing to excellent
                    (201900 knot-ft) in the afternoon.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Mostly cloudy. Slight chance of rain and snow
                    until 2400, then chance of snow and rain.
Min temperature.....29-34.
   24 hr trend......8 degrees warmer.
Max humidity........76-82 percent.
   24 hr trend......21 percent wetter.
Humidity recovery...Good.
20-foot winds.......Southeast 10 to 15 mph and gusty.
LAL.................1.
Chc of wetting rain.10 percent.
Transport winds.....Southeast around 25 mph becoming south around
                    15 mph after midnight.
Mixing height.......800-2600 ft AGL.
Smoke dispersal.....Poor to fair (13600-48300 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FRIDAY...
Sky/weather.........Cloudy. Snow likely until 1200. rain likely.
                    snow after 1200. Snow accumulation up to 5
                    inches.
Max temperature.....39-45.
   24 hr trend......13 degrees cooler.
Min humidity........54-60 percent.
   24 hr trend......40 percent wetter.
20-foot winds.......East 5 to 10 mph and gusty.
LAL.................1.
Chc of wetting rain.50 percent.
Transport winds.....Southeast around 10 mph increasing to east
                    around 20 mph in the afternoon.
Mixing height.......2500-4500 ft AGL.
Smoke dispersal.....Poor (17300 knot-ft) increasing to good (75300
                    knot-ft) in the afternoon.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Cloudy with snow with rain likely. Lows in the mid
20s. Highs in the mid 40s. Northeast winds around 5 mph.
.SUNDAY...Mostly clear. Slight chance of showers. Lows in the
upper 20s. Highs in the lower 50s. West winds around 5 mph.
.MONDAY...Partly cloudy with chance of showers, snow showers and
slight chance of thunderstorms. Lows around 30. Highs in the
lower 50s. Southwest winds around 10 mph.
.TUESDAY...Mostly cloudy. Chance of showers and snow showers.
Lows in the mid 20s. Highs in the upper 40s.
.WEDNESDAY...Partly cloudy with chance of snow showers and slight
chance of showers. Lows in the upper 20s. Highs in the lower 50s.

$$

WYZ308-192215-
Laramie Valley/Shirley Basin-
608 AM MDT Thu Apr 19 2018

.TODAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy.
Max temperature.....55-60.
   24 hr trend......9 degrees warmer.
Min humidity........16-22 percent.
   24 hr trend......1 percent drier.
20-foot winds.......Southeast around 20 mph with gusts to around 40
                    mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South 20 to 25 mph.
Mixing height.......1300-1800 ft AGL increasing to 8400-10400 ft
                    AGL in the afternoon.
Smoke dispersal.....Poor (28000 knot-ft) increasing to excellent
                    (188200 knot-ft) in the afternoon.
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.TONIGHT...
Sky/weather.........Mostly cloudy. Slight chance of rain and snow
                    after 2400.
Min temperature.....31-36.
   24 hr trend......6 degrees warmer.
Max humidity........69-75 percent.
   24 hr trend......9 percent wetter.
Humidity recovery...Good.
20-foot winds.......Southeast 15 to 20 mph with gusts to around 35
                    mph.
LAL.................1.
Chc of wetting rain.5 percent.
Transport winds.....Southeast around 30 mph decreasing to around 20
                    mph after midnight.
Mixing height.......1100-2600 ft AGL.
Smoke dispersal.....Poor to fair (23400-59000 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FRIDAY...
Sky/weather.........Cloudy. Chance of snow until 1100. chance of
                    rain until 1200, then rain likely. Little or no
                    snow accumulation.
Max temperature.....45-50.
   24 hr trend......9 degrees cooler.
Min humidity........46-52 percent.
   24 hr trend......27 percent wetter.
20-foot winds.......East 10 to 15 mph with higher gusts.
LAL.................1.
Chc of wetting rain.30 percent.
Transport winds.....Southeast 15 to 20 mph.
Mixing height.......2100-2600 ft AGL increasing to 3600-4700 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (25700 knot-ft) increasing to good (79200
                    knot-ft) in the afternoon.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Cloudy with rain and snow likely. Lows in the upper
20s. Highs around 50. Northeast winds around 5 mph.
.SUNDAY...Mostly clear. Lows around 30. Highs in the upper 50s.
West winds around 5 mph.
.MONDAY...Partly cloudy with chance of showers and slight chance
of thunderstorms. Lows in the lower 30s. Highs in the upper 50s.
Southwest winds around 10 mph.
.TUESDAY...Mostly cloudy. Chance of showers and snow showers.
Lows in the upper 20s. Highs in the lower 50s.
.WEDNESDAY...Partly cloudy with slight chance of showers. Lows in
the upper 20s. Highs in the mid 50s.

$$

WYZ309-192215-
South Laramie Range/Medicine Bow NF-
608 AM MDT Thu Apr 19 2018

.TODAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy.
Max temperature.....54-60.
   24 hr trend......8 degrees warmer.
Min humidity........18-24 percent.
   24 hr trend......1 percent wetter.
20-foot winds.......Breezy. Southeast 20 to 25 mph with gusts to
                    around 40 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South 25 to 30 mph.
Mixing height.......1500-3000 ft AGL increasing to 4400-6400 ft AGL
                    in the afternoon.
Smoke dispersal.....Fair (57300 knot-ft) increasing to very good
                    (126600 knot-ft) in the afternoon.
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.TONIGHT...
Sky/weather.........Partly cloudy until 2100, then mostly cloudy.
                    Chance of snow after 2400 until 0300. slight
                    chance of rain after 2400. slight chance of
                    snow after 0300.
Min temperature.....32-37.
   24 hr trend......8 degrees warmer.
Max humidity........71-77 percent.
   24 hr trend......3 percent drier.
Humidity recovery...Good.
20-foot winds.......Southeast 15 to 20 mph with gusts to around 40
                    mph.
LAL.................1.
Chc of wetting rain.5 percent.
Transport winds.....Southeast around 35 mph decreasing to around 25
                    mph after midnight.
Mixing height.......800-2600 ft AGL.
Smoke dispersal.....Poor to good (26900-64100 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FRIDAY...
Sky/weather.........Cloudy. Chance of rain and snow until 1200,
                    then rain and snow likely. Snow accumulation up
                    to 1 inch.
Max temperature.....43-49.
   24 hr trend......11 degrees cooler.
Min humidity........48-54 percent.
   24 hr trend......30 percent wetter.
20-foot winds.......Southeast 10 to 15 mph with higher gusts.
LAL.................1.
Chc of wetting rain.30 percent.
Transport winds.....Southeast around 20 mph.
Mixing height.......1600-2700 ft AGL increasing to 3700-4500 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor to good (36300-74000 knot-ft).
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Cloudy with snow with rain likely. Lows around 30.
Highs in the upper 40s. East winds around 10 mph.
.SUNDAY...Mostly clear. Lows in the lower 30s. Highs in the upper
50s. West winds around 10 mph.
.MONDAY...Partly cloudy with chance of showers and slight chance
of thunderstorms. Lows in the mid 30s. Highs in the upper 50s.
South winds around 10 mph.
.TUESDAY...Mostly cloudy. Chance of showers and snow showers.
Lows in the upper 20s. Highs in the lower 50s.
.WEDNESDAY...Partly cloudy with slight chance of showers. Lows in
the upper 20s. Highs in the upper 50s.

$$

WYZ310-192215-
Platte/Goshen/Central and Eastern Laramie-
608 AM MDT Thu Apr 19 2018

.TODAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy.
Max temperature.....58-63.
   24 hr trend......8 degrees warmer.
Min humidity........21-27 percent.
   24 hr trend......Unchanged.
20-foot winds.......Southeast 15 to 20 mph with gusts to around 35
                    mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South 25 to 30 mph.
Mixing height.......2200-3500 ft AGL increasing to 5000-5700 ft AGL
                    in the afternoon.
Smoke dispersal.....Good (68500 knot-ft) increasing to very good
                    (147800 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Partly cloudy until 2400, then mostly cloudy.
                    Slight chance of rain after 2400. slight chance
                    of snow after 0400.
Min temperature.....34-39.
   24 hr trend......9 degrees warmer.
Max humidity........68-74 percent.
   24 hr trend......22 percent drier.
Humidity recovery...Good.
20-foot winds.......Southeast 15 to 20 mph with gusts to around 35
                    mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast 30 to 35 mph.
Mixing height.......1100-1900 ft AGL.
Smoke dispersal.....Poor to fair (38500-50300 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FRIDAY...
Sky/weather.........Cloudy. Chance of snow until 1000. chance of
                    rain.
Max temperature.....48-53.
   24 hr trend......10 degrees cooler.
Min humidity........44-50 percent.
   24 hr trend......23 percent wetter.
20-foot winds.......Southeast around 15 mph with higher gusts.
LAL.................1.
Chc of wetting rain.20 percent.
Transport winds.....Southeast around 25 mph.
Mixing height.......2000-2600 ft AGL increasing to 3800-5300 ft AGL
                    in the afternoon.
Smoke dispersal.....Fair to good (48300-92000 knot-ft).
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Cloudy with rain and snow likely. Lows in the lower
30s. Highs in the lower 50s. Southeast winds around 10 mph.
.SUNDAY...Mostly clear. Lows in the lower 30s. Highs in the lower
60s. Southeast winds around 5 mph.
.MONDAY...Partly cloudy with chance of showers and slight chance
of thunderstorms. Lows in the mid 30s. Highs in the lower 60s.
South winds around 10 mph.
.TUESDAY...Mostly cloudy. Chance of showers, slight chance of
thunderstorms and snow showers. Lows around 30. Highs in the mid
50s.
.WEDNESDAY...Partly cloudy. Lows in the lower 30s. Highs in the
lower 60s.

$$

NEZ311-192215-
Pine Ridge/Nebraska National Forest/Oglala National Grasslands-
608 AM MDT Thu Apr 19 2018

.TODAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy.
Max temperature.....56-61.
   24 hr trend......3 degrees warmer.
Min humidity........27-33 percent.
   24 hr trend......5 percent wetter.
20-foot winds.......Southeast 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.....Southeast 20 to 25 mph.
Mixing height.......2600-3200 ft AGL increasing to 5400-6400 ft AGL
                    in the afternoon.
Smoke dispersal.....Fair (45200 knot-ft) increasing to very good
                    (131200 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Partly cloudy until 2100, then mostly cloudy.
                    Slight chance of rain after 2400. slight chance
                    of snow after 0300.
Min temperature.....34-39.
   24 hr trend......9 degrees warmer.
Max humidity........74-80 percent.
   24 hr trend......18 percent drier.
Humidity recovery...Good.
20-foot winds.......Southeast 15 to 20 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast around 35 mph.
Mixing height.......1200-3100 ft AGL.
Smoke dispersal.....Fair to good (42100-76500 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FRIDAY...
Sky/weather.........Cloudy. Chance of snow until 0800. chance of
                    rain.
Max temperature.....46-51.
   24 hr trend......6 degrees cooler.
Min humidity........50-56 percent.
   24 hr trend......24 percent wetter.
20-foot winds.......Southeast around 15 mph with higher gusts.
LAL.................1.
Chc of wetting rain.15 percent.
Transport winds.....Southeast 25 to 30 mph.
Mixing height.......1300-2200 ft AGL increasing to 3100-4300 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (37000 knot-ft) increasing to good (95400
                    knot-ft) in the afternoon.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Cloudy with rain likely and chance of snow showers.
Lows in the lower 30s. Highs in the mid 50s. Southeast winds
around 10 mph.
.SUNDAY...Mostly clear. Lows in the lower 30s. Highs in the lower
60s. South winds around 10 mph.
.MONDAY...Partly cloudy with chance of showers and slight chance
of thunderstorms. Lows in the mid 30s. Highs around 60. Southeast
winds around 10 mph.
.TUESDAY...Mostly cloudy with chance of showers, slight chance of
thunderstorms and snow showers. Lows around 30. Highs in the mid
50s.
.WEDNESDAY...Partly cloudy. Lows in the upper 20s. Highs in the
lower 60s.

$$

NEZ312-192215-
Box Butte/South Sioux-
608 AM MDT Thu Apr 19 2018

.TODAY...
Sky/weather.........Mostly sunny until 1500, then partly cloudy.
Max temperature.....56-61.
   24 hr trend......3 degrees warmer.
Min humidity........25-31 percent.
   24 hr trend......3 percent wetter.
20-foot winds.......Southeast 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.....South around 20 mph increasing to southeast
                    around 30 mph in the afternoon.
Mixing height.......2400-2900 ft AGL increasing to 5300-5800 ft AGL
                    in the afternoon.
Smoke dispersal.....Fair (45400 knot-ft) increasing to very good
                    (137600 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Partly cloudy until 2100, then mostly cloudy.
                    Slight chance of rain after 2400. slight chance
                    of snow after 0300.
Min temperature.....34-39.
   24 hr trend......9 degrees warmer.
Max humidity........71-77 percent.
   24 hr trend......25 percent drier.
Humidity recovery...Good.
20-foot winds.......Southeast around 20 mph with gusts to around 35
                    mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast around 35 mph.
Mixing height.......1100-2500 ft AGL.
Smoke dispersal.....Fair to good (41100-67600 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FRIDAY...
Sky/weather.........Cloudy. Chance of snow until 0800. chance of
                    rain.
Max temperature.....46-51.
   24 hr trend......11 degrees cooler.
Min humidity........49-55 percent.
   24 hr trend......28 percent wetter.
20-foot winds.......Southeast around 20 mph with higher gusts.
LAL.................1.
Chc of wetting rain.20 percent.
Transport winds.....Southeast 30 to 35 mph.
Mixing height.......1700-3700 ft AGL.
Smoke dispersal.....Fair (46800 knot-ft) increasing to good (99800
                    knot-ft) in the afternoon.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Cloudy with rain and snow likely. Lows in the lower
30s. Highs in the mid 50s. Southeast winds around 10 mph.
.SUNDAY...Partly cloudy. Lows in the lower 30s. Highs in the
lower 60s. Southeast winds around 10 mph.
.MONDAY...Partly cloudy with chance of showers and slight chance
of thunderstorms. Lows in the mid 30s. Highs around 60. Southeast
winds around 10 mph.
.TUESDAY...Mostly cloudy. Chance of showers, slight chance of
thunderstorms and snow showers. Lows around 30. Highs in the mid
50s.
.WEDNESDAY...Partly cloudy. Lows in the upper 20s. Highs in the
lower 60s.

$$

NEZ313-192215-
Scotts Bluff National Monument/Wildcat Hills-
608 AM MDT Thu Apr 19 2018

.TODAY...
Sky/weather.........Mostly sunny until 1500, then partly cloudy.
Max temperature.....57-62.
   24 hr trend......4 degrees warmer.
Min humidity........25-31 percent.
   24 hr trend......5 percent wetter.
20-foot winds.......Southeast 15 to 20 mph with gusts to around 35
                    mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South around 20 mph increasing to around 30 mph
                    in the afternoon.
Mixing height.......2300-2900 ft AGL increasing to 5400-5900 ft AGL
                    in the afternoon.
Smoke dispersal.....Fair (47700 knot-ft) increasing to very good
                    (148600 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Partly cloudy until 2400, then mostly cloudy.
                    Slight chance of rain after 2400.
Min temperature.....34-39.
   24 hr trend......7 degrees warmer.
Max humidity........71-77 percent.
   24 hr trend......21 percent drier.
Humidity recovery...Good.
20-foot winds.......Southeast around 20 mph with gusts to around 35
                    mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southeast around 35 mph.
Mixing height.......1100-2100 ft AGL.
Smoke dispersal.....Poor to fair (39000-57300 knot-ft).
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.FRIDAY...
Sky/weather.........Cloudy. Chance of snow until 0700. chance of
                    rain.
Max temperature.....46-51.
   24 hr trend......12 degrees cooler.
Min humidity........53-59 percent.
   24 hr trend......28 percent wetter.
20-foot winds.......Southeast around 20 mph with gusts to around 35
                    mph.
LAL.................1.
Chc of wetting rain.20 percent.
Transport winds.....Southeast around 30 mph increasing to around 40
                    mph in the afternoon.
Mixing height.......2000-3800 ft AGL.
Smoke dispersal.....Good (61800 knot-ft) increasing to very good
                    (116100 knot-ft) in the afternoon.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Cloudy with rain and snow showers likely. Lows in the
lower 30s. Highs in the lower 50s. Southeast winds around 10 mph.
.SUNDAY...Partly cloudy. Lows in the lower 30s. Highs in the
lower 60s. Southeast winds around 10 mph.
.MONDAY...Mostly clear with chance of showers and slight chance
of thunderstorms. Lows in the mid 30s. Highs in the lower 60s.
Southeast winds around 10 mph.
.TUESDAY...Mostly cloudy. Chance of showers, slight chance of
thunderstorms and snow showers. Lows in the lower 30s. Highs in
the mid 50s.
.WEDNESDAY...Partly cloudy. Lows around 30. Highs in the lower
60s.

$$


USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.