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

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FNUS55 KCYS 150920
FWFCYS

Fire Weather Planning Forecast for Southeast Wyoming/Western Nebraska
National Weather Service Cheyenne WY
220 AM MST Mon Jan 15 2018

...WINTER WEATHER ADVISORY IN EFFECT UNTIL NOON MST TODAY SOUTH
LARAMIE RANGE AND FOOTHILLS...

...WIND CHILL ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM
MST TUESDAY MUCH OF WESTERN NEBRASKA PANHANDLE...

.DISCUSSION...An Arctic cold front will push south across the
districts this morning, bringing occasional light snow and much
colder temperatures. Very cold temperatures are forecast tonight,
ranging from 5 to -12 degrees. Wind chills will range from -15 to
-25 degrees across much of the western Nebraska Panhandle late
tonight and early Tuesday morning. Temperatures will begin
moderating Tuesday, with above normal values expected Wednesday.
Fire weather concerns will be low through the week. It will be
breezy to windy Wednesday through Friday along and west of the
Laramie Range.

WYZ301-152330-
Niobrara/Lower Elevations of Converse/Thunder Basin National
Grassland-
220 AM MST Mon Jan 15 2018

.TODAY...
Sky/weather.........Partly cloudy until 0900, then mostly sunny.
Max temperature.....8-13.
   24 hr trend......28 degrees cooler.
Min humidity........40-46 percent.
   24 hr trend......7 percent drier.
20-foot winds.......Northwest around 10 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 15 mph.
Mixing height.......2800-3700 ft AGL.
Smoke dispersal.....Poor (36600-37800 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.TONIGHT...
Sky/weather.........Clear.
Min temperature.....1 below-7 below zero.
   24 hr trend......7 degrees cooler.
Max humidity........82-88 percent.
   24 hr trend......9 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Northwest around 5 mph shifting to the
                    southwest after midnight.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 5 mph shifting to the
                    southwest after midnight.
Mixing height.......300-1400 ft AGL.
Smoke dispersal.....Poor (2800-6100 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.TUESDAY...
Sky/weather.........Sunny.
Max temperature.....26-31.
   24 hr trend......15 degrees warmer.
Min humidity........27-33 percent.
   24 hr trend......10 percent drier.
20-foot winds.......South around 5 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph.
Mixing height.......200-1600 ft AGL.
Smoke dispersal.....Poor (3000-10600 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FORECAST DAYS 3 THROUGH 7...
.WEDNESDAY...Not as cool. Clear. Lows around 10. Highs around 40.
West winds around 10 mph.
.THURSDAY...Partly cloudy. Lows in the mid 20s. Highs in the
upper 40s. West winds around 10 mph.
.FRIDAY...Partly cloudy with chance of snow and slight chance of
rain. Lows in the lower 30s. Highs in the mid 40s. West winds
around 10 mph.
.SATURDAY...Colder. Cloudy with chance of snow. Lows around 20.
Highs in the lower 30s.
.SUNDAY...Partly cloudy. Chance of snow. Lows around 14. Highs
around 30.

$$

WYZ302-152330-
North Laramie Range/Medicine Bow NF-
220 AM MST Mon Jan 15 2018

.TODAY...
Sky/weather.........Mostly cloudy until 0900, then partly cloudy
                    until 1200, then mostly sunny. Chance of snow
                    until 0800, then slight chance of snow until
                    1400.
Max temperature.....12-18.
   24 hr trend......24 degrees cooler.
Min humidity........37-43 percent.
   24 hr trend......4 percent drier.
20-foot winds.......North around 10 mph with higher gusts.
LAL.................1.
Chc of wetting rain.10 percent.
Transport winds.....North around 15 mph.
Mixing height.......2400-3700 ft AGL.
Smoke dispersal.....Poor to fair (38900-41300 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.TONIGHT...
Sky/weather.........Clear.
Min temperature.....3 below to 2 above zero.
   24 hr trend......8 degrees cooler.
Max humidity........59-65 percent.
   24 hr trend......41 percent drier.
Humidity recovery...Fair.
20-foot winds.......West around 5 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West around 10 mph.
Mixing height.......400-1200 ft AGL.
Smoke dispersal.....Poor (4400-6100 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.TUESDAY...
Sky/weather.........Sunny.
Max temperature.....28-33.
   24 hr trend......17 degrees warmer.
Min humidity........24-30 percent.
   24 hr trend......16 percent drier.
20-foot winds.......Southwest around 5 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph.
Mixing height.......400-2000 ft AGL.
Smoke dispersal.....Poor (5800-14700 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FORECAST DAYS 3 THROUGH 7...
.WEDNESDAY...Not as cool. Clear. Lows around 14. Highs in the
upper 30s. West winds around 10 mph.
.THURSDAY...Partly cloudy. Lows in the mid 20s. Highs in the
lower 40s. West winds around 15 mph.
.FRIDAY...Partly cloudy with chance of snow. Lows around 30.
Highs in the lower 40s. West winds around 15 mph.
.SATURDAY...Colder. Snow likely. Lows around 19. Highs in the
upper 20s.
.SUNDAY...Partly cloudy. Chance of snow. Lows around 13. Highs in
the upper 20s.

$$

WYZ303-152330-
Central and Northern Carbon/Ferris-Seminoe-Shirley Mountains-
220 AM MST Mon Jan 15 2018

.TODAY...
Sky/weather.........Mostly cloudy until 1200, then partly cloudy
                    until 1500, then mostly sunny. Chance of snow
                    until 0800, then slight chance of snow until
                    1100.
Max temperature.....20-26.
   24 hr trend......19 degrees cooler.
Min humidity........44-50 percent.
   24 hr trend......6 percent wetter.
20-foot winds.......North around 10 mph and gusty.
LAL.................1.
Chc of wetting rain.5 percent.
Transport winds.....North around 15 mph.
Mixing height.......2800-4300 ft AGL.
Smoke dispersal.....Poor to fair (37100-43000 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.TONIGHT...
Sky/weather.........Clear.
Min temperature.....Zero to 6 above zero.
   24 hr trend......12 degrees cooler.
Max humidity........67-73 percent.
   24 hr trend......28 percent drier.
Humidity recovery...Good.
20-foot winds.......Northwest around 5 mph shifting to the
                    southwest after midnight. Gusts up to 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 5 mph shifting to the
                    southwest after midnight.
Mixing height.......500-2000 ft AGL.
Smoke dispersal.....Poor (3600-8300 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.TUESDAY...
Sky/weather.........Sunny.
Max temperature.....29-34.
   24 hr trend......9 degrees warmer.
Min humidity........23-29 percent.
   24 hr trend......23 percent drier.
20-foot winds.......Southwest 5 to 10 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph.
Mixing height.......400-2400 ft AGL.
Smoke dispersal.....Poor (4200-18300 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FORECAST DAYS 3 THROUGH 7...
.WEDNESDAY...Mostly clear. Lows around 13. Highs in the upper
30s. Southwest winds around 10 mph.
.THURSDAY...Partly cloudy. Lows in the lower 20s. Highs in the
lower 40s. Southwest winds around 15 mph.
.FRIDAY...Partly cloudy with chance of snow. Lows in the lower
30s. Highs in the lower 40s. Southwest winds around 15 mph.
.SATURDAY...Colder. Cloudy with chance of snow. Lows around 19.
Highs in the lower 30s.
.SUNDAY...Mostly cloudy. Chance of snow. Lows around 13. Highs in
the upper 20s.

$$

WYZ304-152330-
Southwest Carbon County-
220 AM MST Mon Jan 15 2018

.TODAY...
Sky/weather.........Partly cloudy until 1500, then mostly sunny.
Max temperature.....27-37.
   24 hr trend......20 degrees cooler.
Min humidity........32-38 percent.
   24 hr trend......6 percent wetter.
20-foot winds.......North around 10 mph with higher gusts.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....North around 15 mph.
Mixing height.......3300-5200 ft AGL.
Smoke dispersal.....Fair to good (43200-63400 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.TONIGHT...
Sky/weather.........Mostly clear.
Min temperature.....Zero to 5 above zero.
   24 hr trend......15 degrees cooler.
Max humidity........63-69 percent.
   24 hr trend......32 percent drier.
Humidity recovery...Fair.
20-foot winds.......Northeast around 5 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northeast 5 to 10 mph.
Mixing height.......500-2400 ft AGL.
Smoke dispersal.....Poor (3800-19300 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.TUESDAY...
Sky/weather.........Sunny.
Max temperature.....30-38.
   24 hr trend......6 degrees warmer.
Min humidity........19-25 percent.
   24 hr trend......10 percent drier.
20-foot winds.......South 5 to 10 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph.
Mixing height.......600-2600 ft AGL.
Smoke dispersal.....Poor (3800-20800 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FORECAST DAYS 3 THROUGH 7...
.WEDNESDAY...Mostly clear. Lows around 9. Highs in the upper 30s.
South winds around 10 mph.
.THURSDAY...Partly cloudy. Lows around 17. Highs in the lower
40s. South winds around 10 mph.
.FRIDAY...Partly cloudy. Chance of snow. Lows in the mid 20s.
Highs in the lower 40s. Southwest winds around 15 mph.
.SATURDAY...Cloudy with chance of snow. Lows around 16. Highs in
the mid 30s.
.SUNDAY...Mostly cloudy. Chance of snow. Lows around 9. Highs in
the lower 30s.

$$

WYZ305-152330-
Sierra Madre Range/Medicine Bow NF-
220 AM MST Mon Jan 15 2018

.TODAY...
Sky/weather.........Mostly cloudy until 1200, then partly cloudy
                    until 1500, then mostly sunny. Slight chance of
                    snow until 0800. chance of snow after 0800
                    until 1100, then slight chance of snow until
                    1400.
Max temperature.....23-31.
   24 hr trend......11 degrees cooler.
Min humidity........39-45 percent.
   24 hr trend......7 percent drier.
20-foot winds.......North around 10 mph and gusty.
LAL.................1.
Chc of wetting rain.5 percent.
Transport winds.....North around 15 mph.
Mixing height.......2800-4500 ft AGL.
Smoke dispersal.....Poor to fair (34100-46400 knot-ft).
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Clear.
Min temperature.....Zero to 6 above zero.
   24 hr trend......11 degrees cooler.
Max humidity........51-57 percent.
   24 hr trend......43 percent drier.
Humidity recovery...Poor.
20-foot winds.......Northeast around 5 mph shifting to the
                    southeast after midnight. Gusts up to 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northeast around 10 mph shifting to the
                    southeast after midnight.
Mixing height.......500-1600 ft AGL.
Smoke dispersal.....Poor (5800-11000 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.TUESDAY...
Sky/weather.........Sunny.
Max temperature.....28-34.
   24 hr trend......2 degrees warmer.
Min humidity........21-27 percent.
   24 hr trend......20 percent drier.
20-foot winds.......South around 5 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph.
Mixing height.......600-2600 ft AGL.
Smoke dispersal.....Poor (6300-17800 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FORECAST DAYS 3 THROUGH 7...
.WEDNESDAY...Mostly clear. Lows around 13. Highs in the mid 30s.
Southwest winds around 5 mph.
.THURSDAY...Partly cloudy. Lows around 20. Highs in the upper
30s. Southwest winds around 10 mph.
.FRIDAY...Partly cloudy. Chance of snow. Lows in the mid 20s.
Highs in the upper 30s. Southwest winds around 10 mph.
.SATURDAY...Colder. Cloudy with chance of snow. Lows around 19.
Highs in the upper 20s.
.SUNDAY...Mostly cloudy with chance of snow. Lows around 11.
Highs in the mid 20s.

$$

WYZ306-152330-
Upper North Platte River Basin-
220 AM MST Mon Jan 15 2018

.TODAY...
Sky/weather.........Mostly cloudy until 1200, then partly cloudy
                    until 1500, then mostly sunny. Chance of snow
                    until 1100.
Max temperature.....25-30.
   24 hr trend......15 degrees cooler.
Min humidity........38-44 percent.
   24 hr trend......1 percent drier.
20-foot winds.......North around 10 mph.
LAL.................1.
Chc of wetting rain.5 percent.
Transport winds.....North around 10 mph.
Mixing height.......3800-4800 ft AGL.
Smoke dispersal.....Poor to fair (37700-49200 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Clear.
Min temperature.....1 below to 4 above zero.
   24 hr trend......16 degrees cooler.
Max humidity........64-70 percent.
   24 hr trend......28 percent drier.
Humidity recovery...Fair.
20-foot winds.......Northeast around 5 mph shifting to the
                    southeast after midnight.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northeast around 5 mph shifting to the
                    southeast after midnight.
Mixing height.......800-2300 ft AGL.
Smoke dispersal.....Poor (7100-8900 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.TUESDAY...
Sky/weather.........Sunny.
Max temperature.....32-37.
   24 hr trend......6 degrees warmer.
Min humidity........19-25 percent.
   24 hr trend......14 percent drier.
20-foot winds.......South around 5 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph.
Mixing height.......900-2900 ft AGL.
Smoke dispersal.....Poor (7400-19800 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FORECAST DAYS 3 THROUGH 7...
.WEDNESDAY...Mostly clear. Lows around 12. Highs in the upper
30s. Southwest winds around 5 mph.
.THURSDAY...Partly cloudy. Lows in the lower 20s. Highs in the
lower 40s. Southwest winds around 10 mph.
.FRIDAY...Partly cloudy with chance of snow. Lows around 30.
Highs in the lower 40s. Southwest winds around 10 mph.
.SATURDAY...Colder. Cloudy with chance of snow. Lows in the lower
20s. Highs in the lower 30s.
.SUNDAY...Mostly cloudy with chance of snow. Lows around 13.
Highs around 30.

$$

WYZ307-152330-
Snowy Range/Medicine Bow NF-
220 AM MST Mon Jan 15 2018

.TODAY...
Sky/weather.........Mostly cloudy until 1200, then partly cloudy
                    until 1500, then mostly sunny. Chance of snow
                    until 1100, then slight chance of snow until
                    1700.
Max temperature.....18-24.
   24 hr trend......17 degrees cooler.
Min humidity........44-50 percent.
   24 hr trend......9 percent wetter.
20-foot winds.......Northwest around 10 mph with higher gusts.
LAL.................1.
Chc of wetting rain.10 percent.
Transport winds.....Northwest around 15 mph.
Mixing height.......2800-4400 ft AGL.
Smoke dispersal.....Fair (42700-46400 knot-ft).
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Clear.
Min temperature.....5 below to 1 above zero.
   24 hr trend......17 degrees cooler.
Max humidity........58-64 percent.
   24 hr trend......40 percent drier.
Humidity recovery...Fair.
20-foot winds.......Northwest around 5 mph shifting to the
                    southwest after midnight. Gusts up to 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 10 mph shifting to the
                    southwest after midnight.
Mixing height.......500-1300 ft AGL.
Smoke dispersal.....Poor (7200-7400 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.TUESDAY...
Sky/weather.........Sunny.
Max temperature.....27-32.
   24 hr trend......8 degrees warmer.
Min humidity........18-24 percent.
   24 hr trend......25 percent drier.
20-foot winds.......Southwest around 5 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing height.......700-2700 ft AGL.
Smoke dispersal.....Poor (7600-26200 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FORECAST DAYS 3 THROUGH 7...
.WEDNESDAY...Mostly clear. Lows around 11. Highs in the lower
30s. Southwest winds around 10 mph.
.THURSDAY...Partly cloudy. Lows around 19. Highs in the upper
30s. Southwest winds around 10 mph.
.FRIDAY...Partly cloudy with chance of snow. Lows in the mid 20s.
Highs in the upper 30s. Southwest winds around 15 mph.
.SATURDAY...Colder. Snow likely. Lows around 17. Highs in the
upper 20s.
.SUNDAY...Mostly cloudy. Chance of snow. Lows around 10. Highs in
the mid 20s.

$$

WYZ308-152330-
Laramie Valley/Shirley Basin-
220 AM MST Mon Jan 15 2018

.TODAY...
Sky/weather.........Mostly cloudy until 1200, then partly cloudy
                    until 1500, then mostly sunny. Chance of snow
                    until 1100, then slight chance of snow until
                    1400.
Max temperature.....18-24.
   24 hr trend......18 degrees cooler.
Min humidity........43-49 percent.
   24 hr trend......5 percent drier.
20-foot winds.......North around 10 mph with higher gusts.
LAL.................1.
Chc of wetting rain.10 percent.
Transport winds.....North 10 to 15 mph.
Mixing height.......3200-4600 ft AGL.
Smoke dispersal.....Poor to fair (36000-47800 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Clear.
Min temperature.....2 below-7 below zero.
   24 hr trend......21 degrees cooler.
Max humidity........81-87 percent.
   24 hr trend......5 percent drier.
Humidity recovery...Good.
20-foot winds.......Northwest around 5 mph shifting to the
                    southwest after midnight. Gusts up to 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 5 mph shifting to the
                    southwest after midnight.
Mixing height.......500-1600 ft AGL.
Smoke dispersal.....Poor (2700-6700 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.TUESDAY...
Sky/weather.........Sunny.
Max temperature.....28-33.
   24 hr trend......9 degrees warmer.
Min humidity........25-31 percent.
   24 hr trend......17 percent drier.
20-foot winds.......Southwest around 5 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 5 to 10 mph.
Mixing height.......600-2600 ft AGL.
Smoke dispersal.....Poor (3000-16800 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FORECAST DAYS 3 THROUGH 7...
.WEDNESDAY...Not as cool. Clear. Lows around 11. Highs in the
upper 30s. West winds around 10 mph.
.THURSDAY...Partly cloudy. Lows in the lower 20s. Highs in the
mid 40s. West winds around 10 mph.
.FRIDAY...Partly cloudy with slight chance of snow. Lows in the
upper 20s. Highs in the mid 40s. Southwest winds around 15 mph.
.SATURDAY...Colder. Cloudy with snow likely. Lows around 19.
Highs in the lower 30s.
.SUNDAY...Mostly cloudy. Chance of snow. Lows around 11. Highs in
the upper 20s.

$$

WYZ309-152330-
South Laramie Range/Medicine Bow NF-
220 AM MST Mon Jan 15 2018

...WINTER WEATHER ADVISORY IN EFFECT UNTIL NOON MST TODAY...

.TODAY...
Sky/weather.........Mostly cloudy until 1200, then partly cloudy
                    until 1500, then mostly sunny. Snow likely
                    until 1100, then slight chance of snow until
                    1700. Snow accumulation up to 2 inches.
Max temperature.....18-23.
   24 hr trend......29 degrees cooler.
Min humidity........38-44 percent.
   24 hr trend......6 percent wetter.
20-foot winds.......North 10 to 15 mph with higher gusts.
LAL.................1.
Chc of wetting rain.20 percent.
Transport winds.....North around 15 mph.
Mixing height.......3800-4800 ft AGL.
Smoke dispersal.....Fair to good (56700-65900 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Clear.
Min temperature.....2 below to 3 above zero.
   24 hr trend......13 degrees cooler.
Max humidity........72-78 percent.
   24 hr trend......13 percent drier.
Humidity recovery...Good.
20-foot winds.......Northwest around 5 mph shifting to the west
                    after midnight. Gusts up to 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 10 mph shifting to the west
                    after midnight.
Mixing height.......500-1600 ft AGL.
Smoke dispersal.....Poor (4800-10400 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.TUESDAY...
Sky/weather.........Sunny.
Max temperature.....30-35.
   24 hr trend......14 degrees warmer.
Min humidity........18-24 percent.
   24 hr trend......18 percent drier.
20-foot winds.......West around 5 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West around 10 mph.
Mixing height.......400-900 ft AGL increasing to 2300-3300 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (5800-23400 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FORECAST DAYS 3 THROUGH 7...
.WEDNESDAY...Not as cool. Clear. Lows around 15. Highs in the
lower 40s. West winds around 15 mph.
.THURSDAY...Mostly clear. Lows in the upper 20s. Highs in the
upper 40s. West winds around 15 mph.
.FRIDAY...Partly cloudy. Lows in the lower 30s. Highs in the
upper 40s. Southwest winds around 15 mph.
.SATURDAY...Colder. Cloudy with snow likely. Lows in the lower
20s. Highs in the mid 30s.
.SUNDAY...Partly cloudy. Chance of snow. Lows around 15. Highs in
the lower 30s.

$$

WYZ310-152330-
Platte/Goshen/Central and Eastern Laramie-
220 AM MST Mon Jan 15 2018

.TODAY...
Sky/weather.........Mostly cloudy until 0900, then partly cloudy
                    until 1500, then mostly sunny. Slight chance of
                    snow until 1100.
Max temperature.....13-18.
   24 hr trend......32 degrees cooler.
Min humidity........37-43 percent.
   24 hr trend......7 percent drier.
20-foot winds.......North around 10 mph with higher gusts.
LAL.................1.
Chc of wetting rain.5 percent.
Transport winds.....North around 15 mph.
Mixing height.......3700-4600 ft AGL.
Smoke dispersal.....Fair (52300-55500 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.TONIGHT...
Sky/weather.........Mostly clear.
Min temperature.....2 below-7 below zero.
   24 hr trend......15 degrees cooler.
Max humidity........85-91 percent.
   24 hr trend......1 percent drier.
Humidity recovery...Excellent.
20-foot winds.......North around 5 mph shifting to the southwest
                    after midnight. Gusts up to 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....North around 10 mph shifting to the southwest
                    after midnight.
Mixing height.......400-1700 ft AGL.
Smoke dispersal.....Poor (2200-11200 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.TUESDAY...
Sky/weather.........Sunny.
Max temperature.....26-31.
   24 hr trend......11 degrees warmer.
Min humidity........26-32 percent.
   24 hr trend......11 percent drier.
20-foot winds.......South around 5 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South 5 to 10 mph.
Mixing height.......400-2400 ft AGL.
Smoke dispersal.....Poor (3000-13900 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FORECAST DAYS 3 THROUGH 7...
.WEDNESDAY...Not as cool. Clear. Lows around 11. Highs in the mid
40s. West winds around 5 mph.
.THURSDAY...Mostly clear. Lows in the mid 20s. Highs in the lower
50s. West winds around 10 mph.
.FRIDAY...Partly cloudy. Lows around 30. Highs in the lower 50s.
West winds around 10 mph.
.SATURDAY...Colder. Cloudy with snow likely. Lows in the lower
20s. Highs in the mid 30s.
.SUNDAY...Partly cloudy. Chance of snow. Lows around 15. Highs in
the lower 30s.

$$

NEZ311-152330-
Pine Ridge/Nebraska National Forest/Oglala National Grasslands-
220 AM MST Mon Jan 15 2018

...WIND CHILL ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM
MST TUESDAY...

.TODAY...
Sky/weather.........Partly cloudy until 0900, then mostly sunny.
Max temperature.....5-10.
   24 hr trend......34 degrees cooler.
Min humidity........52-58 percent.
   24 hr trend......Unchanged.
20-foot winds.......North around 10 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....North around 15 mph.
Mixing height.......3000-3700 ft AGL.
Smoke dispersal.....Fair (41800-42200 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Mostly clear.
Min temperature.....7 below-12 below zero.
   24 hr trend......12 degrees cooler.
Max humidity........92-98 percent.
   24 hr trend......8 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Northwest around 5 mph shifting to the west
                    after midnight. Gusts up to 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 10 mph shifting to the west
                    after midnight.
Mixing height.......300-1700 ft AGL.
Smoke dispersal.....Poor (2100-9500 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.TUESDAY...
Sky/weather.........Sunny.
Max temperature.....22-27.
   24 hr trend......15 degrees warmer.
Min humidity........31-37 percent.
   24 hr trend......21 percent drier.
20-foot winds.......Southwest around 5 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph.
Mixing height.......500-1600 ft AGL.
Smoke dispersal.....Poor (2800-11400 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FORECAST DAYS 3 THROUGH 7...
.WEDNESDAY...Not as cool. Clear. Lows around 6. Highs in the
upper 30s. Southwest winds around 5 mph.
.THURSDAY...Mostly clear. Lows in the lower 20s. Highs in the
upper 40s. West winds around 10 mph.
.FRIDAY...Partly cloudy. Lows in the upper 20s. Highs in the
upper 40s. West winds around 10 mph.
.SATURDAY...Colder. Snow likely. Lows in the lower 20s. Highs in
the mid 30s.
.SUNDAY...Mostly cloudy. Chance of snow. Lows around 16. Highs in
the lower 30s.

$$

NEZ312-152330-
Box Butte/South Sioux-
220 AM MST Mon Jan 15 2018

...WIND CHILL ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM
MST TUESDAY...

.TODAY...
Sky/weather.........Partly cloudy until 0900, then mostly sunny.
Max temperature.....7-12.
   24 hr trend......34 degrees cooler.
Min humidity........52-58 percent.
   24 hr trend......2 percent drier.
20-foot winds.......North around 10 mph with higher gusts.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....North around 15 mph.
Mixing height.......3400-4000 ft AGL.
Smoke dispersal.....Fair (48000-48600 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.TONIGHT...
Sky/weather.........Mostly clear.
Min temperature.....6 below-12 below zero.
   24 hr trend......16 degrees cooler.
Max humidity........94-100 percent.
   24 hr trend......8 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Northwest around 5 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 5 to 10 mph.
Mixing height.......500-1800 ft AGL.
Smoke dispersal.....Poor (2200-12300 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.TUESDAY...
Sky/weather.........Sunny.
Max temperature.....19-24.
   24 hr trend......13 degrees warmer.
Min humidity........33-39 percent.
   24 hr trend......21 percent drier.
20-foot winds.......South around 5 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South 5 to 10 mph.
Mixing height.......400-1500 ft AGL.
Smoke dispersal.....Poor (2200-9600 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FORECAST DAYS 3 THROUGH 7...
.WEDNESDAY...Not as cool. Clear. Lows around 5. Highs in the
upper 30s. Southwest winds around 5 mph.
.THURSDAY...Not as cool. Mostly clear. Lows around 20. Highs in
the upper 40s. West winds around 10 mph.
.FRIDAY...Partly cloudy. Lows in the upper 20s. Highs in the
upper 40s. West winds around 10 mph.
.SATURDAY...Colder. Cloudy with snow likely. Lows in the lower
20s. Highs in the mid 30s.
.SUNDAY...Mostly cloudy. Chance of snow. Lows around 16. Highs in
the lower 30s.

$$

NEZ313-152330-
Scotts Bluff National Monument/Wildcat Hills-
220 AM MST Mon Jan 15 2018

...WIND CHILL ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM
MST TUESDAY...

.TODAY...
Sky/weather.........Partly cloudy until 1200, then mostly sunny.
Max temperature.....10-15.
   24 hr trend......33 degrees cooler.
Min humidity........50-56 percent.
   24 hr trend......12 percent drier.
20-foot winds.......North around 15 mph with higher gusts.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....North around 15 mph.
Mixing height.......3800-4400 ft AGL.
Smoke dispersal.....Fair (54300-59300 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.TONIGHT...
Sky/weather.........Mostly clear.
Min temperature.....4 below-9 below zero.
   24 hr trend......16 degrees cooler.
Max humidity........91-97 percent.
   24 hr trend......4 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......Northwest around 5 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 5 to 10 mph.
Mixing height.......500-2000 ft AGL.
Smoke dispersal.....Poor (3800-15500 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.TUESDAY...
Sky/weather.........Sunny.
Max temperature.....22-27.
   24 hr trend......12 degrees warmer.
Min humidity........32-38 percent.
   24 hr trend......19 percent drier.
20-foot winds.......South around 5 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph.
Mixing height.......300-2200 ft AGL.
Smoke dispersal.....Poor (3200-15100 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FORECAST DAYS 3 THROUGH 7...
.WEDNESDAY...Not as cool. Clear. Lows around 7. Highs in the
lower 40s. Southwest winds around 5 mph.
.THURSDAY...Mostly clear. Lows in the lower 20s. Highs around 50.
West winds around 10 mph.
.FRIDAY...Partly cloudy. Lows in the upper 20s. Highs in the
lower 50s. West winds around 10 mph.
.SATURDAY...Colder. Mostly cloudy with snow likely. Lows in the
lower 20s. Highs in the mid 30s.
.SUNDAY...Mostly cloudy. Chance of snow. Lows around 17. Highs in
the lower 30s.

$$
MAJ/JTL


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