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

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000
FNUS55 KCYS 140942
FWFCYS

Fire Weather Planning Forecast for Southeast Wyoming/Western Nebraska
National Weather Service Cheyenne WY
242 AM MST Thu Dec 14 2017

High Wind Watch in Effect from Late Thursday Night Through Friday Evening for
Arlington, Bordeaux, Vedauwoo and Interstate 80 Summit and Foothills
Between Laramie and Cheyenne...

.DISCUSSION...A windy and cold day will occur today in the wake
of a cold front, with most snow showers ending this morning. Windy and
warmer weather will occur tonight and Friday with possible high winds
near wind prone locations. Saturday and Sunday will be colder with a
chance of snow. A slow warming trend is anticipated Monday through
Wednesday.

WYZ301-142315-
Niobrara/Lower Elevations of Converse/Thunder Basin National
Grassland-
242 AM MST Thu Dec 14 2017

.TODAY...
Sky/weather.........Mostly cloudy until 1200, then partly cloudy.
                    Slight chance of snow showers until 1100.
                    Patchy blowing snow until 1600.
Max temperature.....33-38.
   24 hr trend......10 degrees cooler.
Min humidity........45-51 percent.
   24 hr trend......18 percent wetter.
20-foot winds.......Northwest 15 to 20 mph with gusts to around 35
                    mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 40 mph decreasing to around 30
                    mph in the afternoon.
Mixing height.......3900-5600 ft AGL.
Smoke dispersal.....Very good to excellent (147800-156600 knot-ft).
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Partly cloudy.
Min temperature.....19-24.
   24 hr trend......6 degrees cooler.
Max humidity........73-79 percent.
   24 hr trend......1 percent drier.
Humidity recovery...Good.
20-foot winds.......West 5 to 10 mph. Gusts up to 20 mph increasing
                    to 30 mph after midnight.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West around 20 mph.
Mixing height.......300-1700 ft AGL.
Smoke dispersal.....Poor (10000-25700 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FRIDAY...
Sky/weather.........Partly cloudy until 1200, then mostly sunny
                    until 1500, then partly cloudy.
Max temperature.....48-54.
   24 hr trend......17 degrees warmer.
Min humidity........20-26 percent.
   24 hr trend......23 percent drier.
20-foot winds.......West 15 to 20 mph with gusts to around 40 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 25 to 30 mph.
Mixing height.......300-1700 ft AGL.
Smoke dispersal.....Poor (12100-36500 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Mostly cloudy with chance of snow showers. Lows in
the upper 20s. Highs in the upper 30s. Northwest winds around
15 mph.
.SUNDAY...Partly cloudy. Snow likely. Lows around 16. Highs in
the lower 30s. Northwest winds around 10 mph.
.MONDAY...Mostly clear. Lows around 19. Highs in the upper 30s.
West winds around 10 mph.
.TUESDAY...Partly cloudy. Lows around 20. Highs in the lower 40s.
.WEDNESDAY...Partly cloudy. Lows in the upper 20s. Highs in the
mid 40s.

$$

WYZ302-142315-
North Laramie Range/Medicine Bow NF-
242 AM MST Thu Dec 14 2017

.TODAY...
Sky/weather.........Mostly cloudy until 1200, then partly cloudy.
                    Patchy fog until 1100. patchy blowing snow
                    until 1600. Chance of snow showers until 1100.
                    slight chance of flurries after 1100 until
                    1700.
Max temperature.....24-32.
   24 hr trend......14 degrees cooler.
Min humidity........60-66 percent.
   24 hr trend......39 percent wetter.
20-foot winds.......Northwest around 15 mph with gusts to around 35
                    mph.
LAL.................1.
Chc of wetting rain.5 percent.
Transport winds.....Northwest 30 to 35 mph.
Mixing height.......3200-5200 ft AGL.
Smoke dispersal.....Very good (105900-137800 knot-ft).
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Partly cloudy.
Min temperature.....16-22.
   24 hr trend......Unchanged.
Max humidity........73-79 percent.
   24 hr trend......19 percent drier.
Humidity recovery...Good.
20-foot winds.......West around 10 mph and gusty increasing to
                    around 20 mph with gusts to around 50 mph after
                    midnight.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 25 to 30 mph.
Mixing height.......400-1400 ft AGL.
Smoke dispersal.....Poor (16200-23100 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FRIDAY...
Sky/weather.........Partly cloudy until 1200, then mostly sunny.
Max temperature.....36-46.
   24 hr trend......12 degrees warmer.
Min humidity........33-39 percent.
   24 hr trend......23 percent drier.
20-foot winds.......Windy. West around 30 mph with gusts to around
                    60 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 35 to 40 mph.
Mixing height.......400-1300 ft AGL.
Smoke dispersal.....Poor (19600-33100 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Mostly cloudy. Snow showers likely. Lows in the upper
20s. Highs in the lower 30s. Northwest winds around 20 mph.
.SUNDAY...Mostly cloudy. Snow likely. Lows around 12. Highs in
the mid 20s. Northwest winds around 10 mph.
.MONDAY...Mostly clear. Lows around 18. Highs around 30. West
winds around 15 mph.
.TUESDAY...Mostly clear. Lows in the lower 20s. Highs in the mid
30s.
.WEDNESDAY...Mostly clear. Lows in the upper 20s. Highs around
40.

$$

WYZ303-142315-
Central and Northern Carbon/Ferris-Seminoe-Shirley Mountains-
242 AM MST Thu Dec 14 2017

...HIGH WIND WATCH IN EFFECT FROM LATE TONIGHT THROUGH FRIDAY
EVENING...

.TODAY...
Sky/weather.........Mostly cloudy until 0900, then partly cloudy.
                    Patchy blowing snow until 1500. Slight chance
                    of snow showers until 1100. slight chance of
                    flurries after 1100 until 1700.
Max temperature.....27-33.
   24 hr trend......12 degrees cooler.
Min humidity........57-63 percent.
   24 hr trend......22 percent wetter.
20-foot winds.......Northwest around 15 mph with higher gusts.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 25 mph.
Mixing height.......2800-4800 ft AGL.
Smoke dispersal.....Good to very good (71400-100200 knot-ft).
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Partly cloudy.
Min temperature.....14-19.
   24 hr trend......1 degree cooler.
Max humidity........81-87 percent.
   24 hr trend......16 percent drier.
Humidity recovery...Good.
20-foot winds.......West around 10 mph and gusty increasing to
                    southwest around 20 mph with gusts to around 50
                    mph after midnight.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West around 20 mph increasing to southwest
                    around 30 mph after midnight.
Mixing height.......500-1800 ft AGL.
Smoke dispersal.....Poor (16800-22900 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FRIDAY...
Sky/weather.........Partly cloudy until 0900, then mostly sunny.
Max temperature.....37-43.
   24 hr trend......13 degrees warmer.
Min humidity........36-42 percent.
   24 hr trend......11 percent drier.
20-foot winds.......Breezy. Southwest around 25 mph with gusts to
                    around 50 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 30 to 35 mph.
Mixing height.......500-2000 ft AGL.
Smoke dispersal.....Poor to fair (19700-49700 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Mostly cloudy with chance of snow showers. Lows in
the mid 20s. Highs in the mid 30s. West winds around 15 mph.
.SUNDAY...Mostly cloudy. Snow likely. Lows around 12. Highs in
the mid 20s. North winds around 10 mph.
.MONDAY...Partly cloudy. Lows around 15. Highs in the upper 20s.
Southwest winds around 15 mph.
.TUESDAY...Partly cloudy. Lows in the lower 20s. Highs in the mid
30s.
.WEDNESDAY...Partly cloudy. Lows in the mid 20s. Highs around 40.

$$

WYZ304-142315-
Southwest Carbon County-
242 AM MST Thu Dec 14 2017

.TODAY...
Sky/weather.........Partly cloudy.
Max temperature.....32-37.
   24 hr trend......4 degrees cooler.
Min humidity........45-51 percent.
   24 hr trend......8 percent wetter.
20-foot winds.......Northwest around 10 mph with higher gusts.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....North 15 to 20 mph.
Mixing height.......1200-2300 ft AGL increasing to 4700-5400 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (25300 knot-ft) increasing to good (90700
                    knot-ft) in the afternoon.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Partly cloudy.
Min temperature.....8-14.
   24 hr trend......5 degrees cooler.
Max humidity........85-91 percent.
   24 hr trend......8 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Southwest 5 to 10 mph. Gusts up to 15 mph
                    increasing to 30 mph after midnight.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing height.......500-2300 ft AGL.
Smoke dispersal.....Poor (9900-13000 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FRIDAY...
Sky/weather.........Mostly sunny.
Max temperature.....39-44.
   24 hr trend......6 degrees warmer.
Min humidity........32-38 percent.
   24 hr trend......14 percent drier.
20-foot winds.......Southwest 10 to 15 mph with higher gusts.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 20 mph.
Mixing height.......600-2600 ft AGL.
Smoke dispersal.....Poor to fair (11900-41800 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Mostly cloudy. Scattered snow showers. Lows around
18. Highs in the upper 30s. Southwest winds around 10 mph.
.SUNDAY...Mostly cloudy. Snow likely. Lows around 10. Highs
around 30. North winds around 10 mph.
.MONDAY...Partly cloudy. Lows around 8. Highs in the lower 30s.
Southwest winds around 10 mph.
.TUESDAY...Partly cloudy. Lows around 15. Highs in the upper 30s.
.WEDNESDAY...Partly cloudy. Lows around 18. Highs in the lower
40s.

$$

WYZ305-142315-
Sierra Madre Range/Medicine Bow NF-
242 AM MST Thu Dec 14 2017

.TODAY...
Sky/weather.........Mostly cloudy until 0900, then partly cloudy.
                    Patchy fog until 1000. Chance of snow showers
                    until 1100.
Max temperature.....22-30.
   24 hr trend......17 degrees cooler.
Min humidity........59-65 percent.
   24 hr trend......39 percent wetter.
20-foot winds.......Northwest around 10 mph with higher gusts.
LAL.................1.
Chc of wetting rain.5 percent.
Transport winds.....North around 25 mph.
Mixing height.......2600-4600 ft AGL.
Smoke dispersal.....Fair to good (54500-90700 knot-ft).
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Partly cloudy.
Min temperature.....10-16.
   24 hr trend......5 degrees cooler.
Max humidity........76-82 percent.
   24 hr trend......12 percent drier.
Humidity recovery...Good.
20-foot winds.......West around 5 mph increasing to southwest
                    around 15 mph with gusts to around 35 mph after
                    midnight.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph.
Mixing height.......600-2100 ft AGL.
Smoke dispersal.....Poor (12800-16500 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FRIDAY...
Sky/weather.........Mostly sunny.
Max temperature.....32-38.
   24 hr trend......14 degrees warmer.
Min humidity........32-38 percent.
   24 hr trend......22 percent drier.
20-foot winds.......Southwest around 15 mph with gusts to around 35
                    mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 25 mph.
Mixing height.......500-2300 ft AGL.
Smoke dispersal.....Poor (15300-38000 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Mostly cloudy. Scattered snow showers. Lows around
20. Highs in the lower 30s. Southwest winds around 10 mph.
.SUNDAY...Mostly cloudy. Snow likely. Lows around 13. Highs in
the mid 20s. North winds around 5 mph.
.MONDAY...Partly cloudy. Lows around 14. Highs in the upper 20s.
Southwest winds around 10 mph.
.TUESDAY...Partly cloudy. Lows in the lower 20s. Highs in the mid
30s.
.WEDNESDAY...Partly cloudy. Lows in the mid 20s. Highs in the
upper 30s.

$$

WYZ306-142315-
Upper North Platte River Basin-
242 AM MST Thu Dec 14 2017

.TODAY...
Sky/weather.........Mostly cloudy until 1200, then partly cloudy.
                    Chance of snow showers until 1100, then slight
                    chance of flurries until 1700.
Max temperature.....25-30.
   24 hr trend......13 degrees cooler.
Min humidity........63-69 percent.
   24 hr trend......35 percent wetter.
20-foot winds.......Northwest around 10 mph with higher gusts.
LAL.................1.
Chc of wetting rain.5 percent.
Transport winds.....Northwest around 20 mph.
Mixing height.......3200-5200 ft AGL.
Smoke dispersal.....Good (60800-98900 knot-ft).
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Partly cloudy.
Min temperature.....10-15.
   24 hr trend......7 degrees cooler.
Max humidity........83-89 percent.
   24 hr trend......12 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Southwest 5 to 10 mph. Gusts up to 15 mph
                    increasing to 30 mph after midnight.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph.
Mixing height.......900-2100 ft AGL.
Smoke dispersal.....Poor (11700-19500 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FRIDAY...
Sky/weather.........Partly cloudy until 0900, then mostly sunny.
Max temperature.....36-41.
   24 hr trend......11 degrees warmer.
Min humidity........35-41 percent.
   24 hr trend......23 percent drier.
20-foot winds.......Southwest around 15 mph with gusts to around 35
                    mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 20 to 25 mph.
Mixing height.......600-2400 ft AGL.
Smoke dispersal.....Poor to fair (14100-43800 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Mostly cloudy. Chance of snow showers. Lows in the
lower 20s. Highs in the mid 30s. Southwest winds around 10 mph.
.SUNDAY...Mostly cloudy. Snow likely. Lows around 12. Highs in
the mid 20s. North winds around 5 mph.
.MONDAY...Partly cloudy. Lows around 12. Highs in the upper 20s.
Southwest winds around 10 mph.
.TUESDAY...Partly cloudy. Lows in the lower 20s. Highs in the mid
30s.
.WEDNESDAY...Mostly clear. Lows in the mid 20s. Highs around 40.

$$

WYZ307-142315-
Snowy Range/Medicine Bow NF-
242 AM MST Thu Dec 14 2017

.TODAY...
Sky/weather.........Mostly cloudy until 1200, then partly cloudy.
                    Patchy fog until 1000. patchy blowing snow
                    after 0800 until 0900. patchy blowing snow
                    after 1200 until 1400. Chance of snow showers
                    until 1100. slight chance of flurries after
                    1100 until 1700.
Max temperature.....20-26.
   24 hr trend......17 degrees cooler.
Min humidity........64-70 percent.
   24 hr trend......50 percent wetter.
20-foot winds.......Northwest around 10 mph with higher gusts.
LAL.................1.
Chc of wetting rain.10 percent.
Transport winds.....Northwest around 25 mph.
Mixing height.......2300-4300 ft AGL.
Smoke dispersal.....Fair to good (51500-94800 knot-ft).
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Partly cloudy.
Min temperature.....9-15.
   24 hr trend......2 degrees cooler.
Max humidity........79-85 percent.
   24 hr trend......16 percent drier.
Humidity recovery...Good.
20-foot winds.......Breezy. West around 10 mph and gusty increasing
                    to around 25 mph with gusts to around 60 mph
                    after midnight.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 20 mph increasing to west
                    around 30 mph after midnight.
Mixing height.......500-1600 ft AGL.
Smoke dispersal.....Poor (15300-18900 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FRIDAY...
Sky/weather.........Partly cloudy until 0900, then mostly sunny.
Max temperature.....32-38.
   24 hr trend......13 degrees warmer.
Min humidity........32-38 percent.
   24 hr trend......35 percent drier.
20-foot winds.......Windy. Southwest around 30 mph with gusts to
                    around 60 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West around 35 mph.
Mixing height.......400-1900 ft AGL.
Smoke dispersal.....Poor to fair (18500-42500 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Mostly cloudy. Chance of snow showers. Lows in the
lower 20s. Highs in the lower 30s. West winds around 20 mph.
.SUNDAY...Mostly cloudy. Snow likely. Lows around 9. Highs in the
lower 20s. North winds around 5 mph.
.MONDAY...Partly cloudy. Lows around 11. Highs in the mid 20s.
West winds around 10 mph.
.TUESDAY...Partly cloudy. Lows around 20. Highs in the lower 30s.
.WEDNESDAY...Mostly clear. Lows in the mid 20s. Highs in the
upper 30s.

$$

WYZ308-142315-
Laramie Valley/Shirley Basin-
242 AM MST Thu Dec 14 2017

.TODAY...
Sky/weather.........Mostly cloudy until 0900, then partly cloudy.
                    Slight chance of snow showers until 1100, then
                    slight chance of flurries until 1700. Patchy
                    blowing snow after 1200 until 1500.
Max temperature.....27-32.
   24 hr trend......13 degrees cooler.
Min humidity........55-61 percent.
   24 hr trend......44 percent wetter.
20-foot winds.......Northwest 10 to 15 mph with higher gusts.
LAL.................1.
Chc of wetting rain.5 percent.
Transport winds.....Northwest 25 to 30 mph.
Mixing height.......2400-3000 ft AGL increasing to 4700-5800 ft AGL
                    in the afternoon.
Smoke dispersal.....Fair (57500 knot-ft) increasing to very good
                    (129200 knot-ft) in the afternoon.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Partly cloudy.
Min temperature.....13-18.
   24 hr trend......5 degrees cooler.
Max humidity........76-82 percent.
   24 hr trend......12 percent drier.
Humidity recovery...Good.
20-foot winds.......West around 10 mph and gusty increasing to
                    around 20 mph with gusts to around 35 mph after
                    midnight.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 20 to 25 mph.
Mixing height.......500-1900 ft AGL.
Smoke dispersal.....Poor (15800-30700 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FRIDAY...
Sky/weather.........Partly cloudy until 0900, then mostly sunny.
Max temperature.....38-46.
   24 hr trend......8 degrees warmer.
Min humidity........30-36 percent.
   24 hr trend......26 percent drier.
20-foot winds.......Breezy. Southwest around 25 mph with gusts to
                    around 45 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 30 to 35 mph.
Mixing height.......600-2100 ft AGL.
Smoke dispersal.....Poor to fair (19300-52200 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Mostly cloudy. Chance of snow showers. Lows in the
mid 20s. Highs in the mid 30s. West winds around 15 mph.
.SUNDAY...Colder. Mostly cloudy. Snow likely. Lows around 11.
Highs in the mid 20s. North winds around 5 mph.
.MONDAY...Mostly clear. Lows around 14. Highs in the lower 30s.
West winds around 15 mph.
.TUESDAY...Mostly clear. Lows in the lower 20s. Highs in the
upper 30s.
.WEDNESDAY...Mostly clear. Lows in the mid 20s. Highs in the
lower 40s.

$$

WYZ309-142315-
South Laramie Range/Medicine Bow NF-
242 AM MST Thu Dec 14 2017

...HIGH WIND WATCH IN EFFECT FROM LATE TONIGHT THROUGH FRIDAY
EVENING...

.TODAY...
Sky/weather.........Mostly cloudy until 1200, then partly cloudy.
                    Slight chance of snow showers until 1100.
                    slight chance of flurries after 1100 until
                    1700. Patchy blowing snow after 0900 until
                    1600.
Max temperature.....27-35.
   24 hr trend......14 degrees cooler.
Min humidity........50-56 percent.
   24 hr trend......27 percent wetter.
20-foot winds.......Northwest around 15 mph with gusts to around 40
                    mph.
LAL.................1.
Chc of wetting rain.5 percent.
Transport winds.....Northwest around 30 mph.
Mixing height.......2500-4100 ft AGL increasing to 5600-7000 ft AGL
                    in the afternoon.
Smoke dispersal.....Good (88000 knot-ft) increasing to excellent
                    (177400 knot-ft) in the afternoon.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Partly cloudy.
Min temperature.....18-24.
   24 hr trend......1 degree warmer.
Max humidity........65-71 percent.
   24 hr trend......28 percent drier.
Humidity recovery...Fair.
20-foot winds.......Breezy. West around 15 mph and gusty increasing
                    to around 25 mph with gusts to around 55 mph
                    after midnight.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 30 to 35 mph.
Mixing height.......500-1900 ft AGL.
Smoke dispersal.....Poor (20800-39200 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FRIDAY...
Sky/weather.........Partly cloudy until 1200, then mostly sunny.
Max temperature.....42-50.
   24 hr trend......19 degrees warmer.
Min humidity........20-26 percent.
   24 hr trend......30 percent drier.
20-foot winds.......Windy. West around 30 mph with gusts to around
                    60 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West around 40 mph.
Mixing height.......500-1800 ft AGL.
Smoke dispersal.....Poor to fair (26300-54700 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Mostly cloudy. Chance of snow showers. Lows around
30. Highs in the upper 30s. West winds around 20 mph.
.SUNDAY...Colder. Mostly cloudy. Chance of snow showers. Lows
around 15. Highs in the upper 20s. Northwest winds around 10 mph.
.MONDAY...Mostly clear. Lows around 18. Highs in the mid 30s.
West winds around 20 mph.
.TUESDAY...Mostly clear. Lows in the mid 20s. Highs in the lower
40s.
.WEDNESDAY...Mostly clear. Lows around 30. Highs in the mid 40s.

$$

WYZ310-142315-
Platte/Goshen/Central and Eastern Laramie-
242 AM MST Thu Dec 14 2017

.TODAY...
Sky/weather.........Mostly cloudy until 1200, then partly cloudy.
                    Patchy blowing snow. Slight chance of snow
                    showers until 1200. slight chance of sprinkles
                    and flurries after 1200.
Max temperature.....34-39.
   24 hr trend......12 degrees cooler.
Min humidity........41-47 percent.
   24 hr trend......21 percent wetter.
20-foot winds.......Northwest around 20 mph with gusts to around 45
                    mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 35 to 40 mph.
Mixing height.......3500-4400 ft AGL increasing to 5600-6600 ft AGL
                    in the afternoon.
Smoke dispersal.....Very good (134800 knot-ft) increasing to
                    excellent (208100 knot-ft) in the afternoon.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Partly cloudy.
Min temperature.....18-23.
   24 hr trend......4 degrees cooler.
Max humidity........68-74 percent.
   24 hr trend......7 percent drier.
Humidity recovery...Good.
20-foot winds.......Northwest 5 to 10 mph. Gusts up to 20 mph
                    increasing to 30 mph after midnight.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 20 mph.
Mixing height.......300-1500 ft AGL.
Smoke dispersal.....Poor (10600-24500 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FRIDAY...
Sky/weather.........Partly cloudy until 1200, then mostly sunny.
Max temperature.....52-57.
   24 hr trend......20 degrees warmer.
Min humidity........14-20 percent.
   24 hr trend......29 percent drier.
20-foot winds.......West 15 to 20 mph with gusts to around 45 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 25 to 30 mph.
Mixing height.......300-2100 ft AGL.
Smoke dispersal.....Poor to fair (13100-43900 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Mostly cloudy. Scattered snow showers. Lows in the
lower 30s. Highs in the lower 40s. Northwest winds around 15 mph.
.SUNDAY...Colder. Mostly cloudy. Chance of snow showers. Lows
around 19. Highs in the lower 30s. Northwest winds around 10 mph.
.MONDAY...Mostly clear. Lows around 20. Highs in the lower 40s.
West winds around 10 mph.
.TUESDAY...Mostly clear. Lows in the lower 20s. Highs in the mid
40s.
.WEDNESDAY...Mostly clear. Lows in the upper 20s. Highs in the
lower 50s.

$$

NEZ311-142315-
Pine Ridge/Nebraska National Forest/Oglala National Grasslands-
242 AM MST Thu Dec 14 2017

.TODAY...
Sky/weather.........Mostly cloudy until 1500, then partly cloudy.
                    Patchy blowing snow until 1700. Slight chance
                    of snow showers until 1700. slight chance of
                    sprinkles after 1100 until 1600.
Max temperature.....32-38.
   24 hr trend......12 degrees cooler.
Min humidity........42-48 percent.
   24 hr trend......17 percent wetter.
20-foot winds.......Northwest around 20 mph with gusts to around 40
                    mph.
LAL.................1.
Chc of wetting rain.5 percent.
Transport winds.....Northwest around 40 mph decreasing to around 30
                    mph in the afternoon.
Mixing height.......2800-3900 ft AGL increasing to 5300-6600 ft AGL
                    in the afternoon.
Smoke dispersal.....Very good to excellent (114900-155700 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Partly cloudy.
Min temperature.....18-23.
   24 hr trend......7 degrees cooler.
Max humidity........80-86 percent.
   24 hr trend......Unchanged.
Humidity recovery...Good.
20-foot winds.......West around 10 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 20 mph.
Mixing height.......200-1700 ft AGL.
Smoke dispersal.....Poor (7200-29200 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FRIDAY...
Sky/weather.........Partly cloudy.
Max temperature.....52-57.
   24 hr trend......19 degrees warmer.
Min humidity........17-23 percent.
   24 hr trend......25 percent drier.
20-foot winds.......West around 10 mph with higher gusts.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 20 to 25 mph.
Mixing height.......400-2400 ft AGL.
Smoke dispersal.....Poor to fair (8400-44000 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Mostly cloudy. Chance of snow showers. Lows in the
upper 20s. Highs in the lower 40s. Northwest winds around 10 mph.
.SUNDAY...Partly cloudy. Snow likely. Lows around 20. Highs in
the lower 30s. Northwest winds around 10 mph.
.MONDAY...Mostly clear. Lows around 19. Highs in the lower 40s.
West winds around 10 mph.
.TUESDAY...Partly cloudy. Lows in the lower 20s. Highs in the mid
40s.
.WEDNESDAY...Partly cloudy. Lows in the upper 20s. Highs in the
lower 50s.

$$

NEZ312-142315-
Box Butte/South Sioux-
242 AM MST Thu Dec 14 2017

.TODAY...
Sky/weather.........Mostly cloudy until 1500, then partly cloudy.
                    Slight chance of snow showers until 1100.
                    Patchy blowing snow until 1700.
Max temperature.....34-39.
   24 hr trend......11 degrees cooler.
Min humidity........39-45 percent.
   24 hr trend......15 percent wetter.
20-foot winds.......Northwest around 20 mph with gusts to around 40
                    mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 40 mph decreasing to around 30
                    mph in the afternoon.
Mixing height.......2800-3700 ft AGL increasing to 5700-6600 ft AGL
                    in the afternoon.
Smoke dispersal.....Very good (110200 knot-ft) increasing to
                    excellent (181900 knot-ft) in the afternoon.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Partly cloudy.
Min temperature.....17-22.
   24 hr trend......8 degrees cooler.
Max humidity........78-84 percent.
   24 hr trend......3 percent wetter.
Humidity recovery...Good.
20-foot winds.......West 5 to 10 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 15 to 20 mph.
Mixing height.......500-2000 ft AGL.
Smoke dispersal.....Poor (7500-34500 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FRIDAY...
Sky/weather.........Partly cloudy until 1200, then mostly sunny.
Max temperature.....53-58.
   24 hr trend......19 degrees warmer.
Min humidity........15-21 percent.
   24 hr trend......23 percent drier.
20-foot winds.......West 10 to 15 mph with higher gusts.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 20 to 25 mph.
Mixing height.......500-1900 ft AGL.
Smoke dispersal.....Poor (8600-33800 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Mostly cloudy. Scattered snow showers and slight
chance of showers. Lows in the upper 20s. Highs in the lower 40s.
Northwest winds around 10 mph.
.SUNDAY...Mostly cloudy. Chance of snow showers. Lows in the
lower 20s. Highs in the mid 30s. North winds around 5 mph.
.MONDAY...Mostly clear. Lows around 19. Highs in the lower 40s.
West winds around 10 mph.
.TUESDAY...Partly cloudy. Lows in the lower 20s. Highs in the mid
40s.
.WEDNESDAY...Partly cloudy. Lows in the mid 20s. Highs in the
lower 50s.

$$

NEZ313-142315-
Scotts Bluff National Monument/Wildcat Hills-
242 AM MST Thu Dec 14 2017

.TODAY...
Sky/weather.........Mostly cloudy until 1500, then partly cloudy.
                    Patchy blowing snow until 1200. patchy blowing
                    snow after 1500.
Max temperature.....36-41.
   24 hr trend......15 degrees cooler.
Min humidity........39-45 percent.
   24 hr trend......19 percent wetter.
20-foot winds.......Breezy. Northwest 20 to 25 mph with gusts to
                    around 50 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 35 to 40 mph.
Mixing height.......2700-3500 ft AGL increasing to 6500-7300 ft AGL
                    in the afternoon.
Smoke dispersal.....Very good (100800 knot-ft) increasing to
                    excellent (220800 knot-ft) in the afternoon.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Partly cloudy.
Min temperature.....17-22.
   24 hr trend......10 degrees cooler.
Max humidity........81-87 percent.
   24 hr trend......3 percent wetter.
Humidity recovery...Good.
20-foot winds.......Northwest around 10 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 20 mph.
Mixing height.......500-2300 ft AGL.
Smoke dispersal.....Poor (7600-35400 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FRIDAY...
Sky/weather.........Partly cloudy until 0900, then mostly sunny.
Max temperature.....55-60.
   24 hr trend......19 degrees warmer.
Min humidity........13-19 percent.
   24 hr trend......26 percent drier.
20-foot winds.......West around 15 mph with higher gusts.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West around 25 mph.
Mixing height.......500 ft AGL increasing to 2100-3200 ft AGL in
                    the afternoon.
Smoke dispersal.....Poor to fair (10300-59800 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Slight chance of showers and snow
showers. Lows in the mid 20s. Highs in the upper 40s. Northwest
winds around 10 mph.
.SUNDAY...Colder. Mostly cloudy. Chance of snow. Lows in the
lower 20s. Highs in the mid 30s. North winds around 10 mph.
.MONDAY...Mostly clear. Lows around 19. Highs in the mid 40s.
West winds around 10 mph.
.TUESDAY...Mostly clear. Lows in the lower 20s. Highs in the
upper 40s.
.WEDNESDAY...Mostly clear. Lows in the mid 20s. Highs in the mid
50s.

$$



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