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

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4
000
FNUS55 KBYZ 112205
FWFBYZ

Fire Weather Planning Forecast for SCen and SErn Montana
National Weather Service Billings MT
305 PM MST Mon Dec 11 2017

.DISCUSSION...

Plan on a daily issuance of the Fire Weather Forecast until
conditions become more seasonable. A ridge of high pressure will
keep above normal temperatures and low relative humidities over
portions of the area through Tuesday. Expect windy conditions from
Billings west on Tuesday. Temperatures will remain above normal
Wednesday and Thursday, but humidities will be higher, in the 30s
to 50s. The next chance of precipitation will be Friday night. Arthur

MTZ123-121130-
Gallatin National Forest-
305 PM MST Mon Dec 11 2017

.Tonight...
* Sky/weather...........Mostly clear.
* Min temperature.......24-34 at 5000 feet...19-29 at 7000 feet.
*   24 hr trend.........5 degrees warmer.
* Max humidity..........52-62 percent at 5000 feet...55-65 percent
  at 7000 feet.
*   24 hr trend.........19 percent drier.
* Wind (20 ft)
*  Slope/valley.........Southwest winds 5 to 10 mph.
*  Ridgetop.............Northwest 15 to 25 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.

.TUESDAY...
* Sky/weather...........Sunny.
* Max temperature.......44-54 at 5000 feet...39-49 at 7000 feet.
*   24 hr trend.........2 degrees warmer.
* Min humidity..........27-32 percent.
*   24 hr trend.........1 percent wetter.
* Wind (20 ft)
*  Slope/valley.........Southwest winds 5 to 15 mph.
*  Ridgetop.............West 15 to 30 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.
* Haines index..........5.

.TUESDAY NIGHT...
* Sky/weather...........Partly cloudy.
* Min temperature.......23-33 at 5000 feet...17-27 at 7000 feet.
*   24 hr trend.........1 degree cooler.
* Max humidity..........55-65 percent at 5000 feet...60-70 percent
  at 7000 feet.
*   24 hr trend.........1 percent wetter.
* Wind (20 ft)
*  Slope/valley.........Southwest winds 5 to 10 mph.
*  Ridgetop.............Northwest 20 to 35 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.

.WEDNESDAY...
* Sky/weather...........Partly sunny. Isolated rain and snow
  showers in the afternoon.
* Max temperature.......39-47 at 5000 feet...30-40 at 7000 feet.
*   24 hr trend.........6 degrees cooler.
* Min humidity..........36-46 percent at 5000 feet...40-50 percent
  at 7000 feet.
*   24 hr trend.........12 percent wetter.
* Wind (20 ft)
*  Slope/valley.........Southwest winds 5 to 10 mph in the
   morning...becoming light and variable in the afternoon.
*  Ridgetop.............Northwest 15 to 25 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.
* Haines index..........2.


.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Mostly clear. Lows 19 to 29. Southwest winds
5 to 10 mph.
.THURSDAY...Partly cloudy. Lows 22 to 32. Highs 37 to 46.
Southwest winds 5 to 15 mph.
.FRIDAY...Mostly cloudy. Scattered snow showers. Lows 25 to 35.
Highs 39 to 49. Southwest winds 10 to 20 mph with gusts to around
30 mph.
.SATURDAY...Mostly cloudy. Scattered snow showers. Lows 23 to 33.
Highs 33 to 39. Southwest winds 10 to 20 mph with gusts to around
30 mph.
.SUNDAY...Mostly cloudy. Scattered snow showers with isolated
showers. Lows 24 to 34. Highs 37 to 45.
.MONDAY...Mostly cloudy. Isolated snow showers. Highs 36 to 42.

$$

MTZ124-121130-
Wheatland County/Sweet Grass County-
305 PM MST Mon Dec 11 2017

.Tonight...
* Sky/weather...........Clear.
* Min temperature.......27-32.
*   24 hr trend.........1 degree cooler.
* Max humidity..........55-60 percent.
*   24 hr trend.........10 percent wetter.
* Wind (20 ft)
*  Plains...............West winds 10 to 20 mph. Gusts up to 30 mph
   overnight.
* LAL...................1...no thunderstorms.
* CWR...................Zero.

.TUESDAY...
* Sky/weather...........Sunny.
* Max temperature.......51-56.
*   24 hr trend.........6 degrees warmer.
* Min humidity..........21-26 percent.
*   24 hr trend.........9 percent drier.
* Wind (20 ft)
*  Plains...............Windy. West winds 15 to 30 mph with gusts to
   around 45 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.
* Haines index..........5.

.TUESDAY NIGHT...
* Sky/weather...........Partly cloudy.
* Min temperature.......28-33.
*   24 hr trend.........1 degree warmer.
* Max humidity..........53-58 percent.
*   24 hr trend.........2 percent drier.
* Wind (20 ft)
*  Plains...............West winds 15 to 25 mph. Gusts up to 45 mph
   in the evening...decreasing to 30 mph overnight.
* LAL...................1...no thunderstorms.
* CWR...................Zero.

.WEDNESDAY...
* Sky/weather...........Partly sunny.
* Max temperature.......42-47.
*   24 hr trend.........9 degrees cooler.
* Min humidity..........39-44 percent.
*   24 hr trend.........18 percent wetter.
* Wind (20 ft)
*  Plains...............West winds 10 to 20 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.
* Haines index..........2.


.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Partly cloudy. Lows 23 to 28. West winds 5 to
15 mph.
.THURSDAY...Partly cloudy. Lows 25 to 31. Highs 42 to 47. West
winds 15 to 25 mph with gusts to around 30 mph.
.FRIDAY...Windy. Mostly cloudy. Isolated rain and snow showers.
Lows 28 to 33. Highs 47 to 52. West winds 15 to 30 mph with gusts
to around 45 mph.
.SATURDAY...Colder, windy. Mostly cloudy. Isolated rain and snow
showers. Lows 26 to 31. Highs 36 to 41. West winds 15 to 30 mph
with gusts to around 40 mph.
.SUNDAY...Mostly cloudy. Isolated snow showers. Lows 26 to 31.
Highs 42 to 47.
.MONDAY...Partly sunny. Isolated snow showers. Highs 38 to 43.

$$

MTZ125-121130-
Stillwater County-
305 PM MST Mon Dec 11 2017

.Tonight...
* Sky/weather...........Clear.
* Min temperature.......31-36.
*   24 hr trend.........1 degree warmer.
* Max humidity..........49-54 percent.
*   24 hr trend.........4 percent wetter.
* Wind (20 ft)
*  Plains...............Southwest winds 10 to 20 mph. Gusts up to 30
   mph overnight.
* LAL...................1...no thunderstorms.
* CWR...................Zero.

.TUESDAY...
* Sky/weather...........Sunny.
* Max temperature.......55-60.
*   24 hr trend.........8 degrees warmer.
* Min humidity..........20-25 percent.
*   24 hr trend.........3 percent drier.
* Wind (20 ft)
*  Plains...............Southwest winds 15 to 25 mph with gusts to
   around 35 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.
* Haines index..........5.

.TUESDAY NIGHT...
* Sky/weather...........Mostly clear.
* Min temperature.......31-36.
*   24 hr trend.........Unchanged.
* Max humidity..........50-55 percent.
*   24 hr trend.........1 percent wetter.
* Wind (20 ft)
*  Plains...............West winds 15 to 25 mph with gusts to around
   35 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.

.WEDNESDAY...
* Sky/weather...........Partly sunny.
* Max temperature.......46-51.
*   24 hr trend.........9 degrees cooler.
* Min humidity..........35-40 percent.
*   24 hr trend.........15 percent wetter.
* Wind (20 ft)
*  Plains...............West winds 5 to 15 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.
* Haines index..........2.


.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Partly cloudy. Lows 24 to 29. West winds 5 to
15 mph.
.THURSDAY...Mostly clear. Lows 26 to 32. Highs 45 to 50.
Southwest winds 10 to 20 mph with gusts to around 30 mph.
.FRIDAY...Mostly cloudy. Isolated rain and snow showers. Lows
29 to 34. Highs 49 to 54. Southwest winds 15 to 25 mph with gusts
to around 30 mph.
.SATURDAY...Colder. Mostly cloudy. Isolated rain and snow
showers. Lows 27 to 32. Highs 38 to 43. West winds 15 to 25 mph
with gusts to around 35 mph.
.SUNDAY...Mostly cloudy. Isolated rain and snow showers. Lows
28 to 33. Highs 44 to 49.
.MONDAY...Partly sunny. Isolated showers. Highs 42 to 47.

$$

MTZ126-121130-
Beartooth Ranger District Custer National Forest-
305 PM MST Mon Dec 11 2017

.Tonight...
* Sky/weather...........Clear.
* Min temperature.......29-34.
*   24 hr trend.........3 degrees cooler.
* Max humidity..........51-61 percent at 5000 feet...41-51 percent
  at 7000 feet.
*   24 hr trend.........10 percent wetter.
* Wind (20 ft)
*  Slope/valley.........West winds 5 to 15 mph.
*  Ridgetop.............Northwest 20 to 35 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.

.TUESDAY...
* Sky/weather...........Sunny.
* Max temperature.......51-56.
*   24 hr trend.........12 degrees warmer.
* Min humidity..........15-20 percent.
*   24 hr trend.........6 percent drier.
* Wind (20 ft)
*  Slope/valley.........West winds 10 to 20 mph.
*  Ridgetop.............Northwest 25 to 40 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.
* Haines index..........5.

.TUESDAY NIGHT...
* Sky/weather...........Mostly clear.
* Min temperature.......29-34 at 5000 feet...22-32 at 7000 feet.
*   24 hr trend.........3 degrees cooler.
* Max humidity..........52-57 percent.
*   24 hr trend.........9 percent wetter.
* Wind (20 ft)
*  Slope/valley.........Northwest winds 10 to 20 mph. Gusts up to 30
   mph in the evening.
*  Ridgetop.............Northwest 35 to 50 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.

.WEDNESDAY...
* Sky/weather...........Partly sunny. Isolated snow showers in the
  morning...then Scattered snow and rain showers in the afternoon.
* Max temperature.......39-47 at 5000 feet...34-43 at 7000 feet.
*   24 hr trend.........17 degrees cooler.
* Min humidity..........40-45 percent.
*   24 hr trend.........25 percent wetter.
* Wind (20 ft)
*  Slope/valley.........Northwest winds 5 to 15 mph.
*  Ridgetop.............Northwest 20 to 35 mph.
* LAL...................1...no thunderstorms.
* CWR...................10 percent.
* Haines index..........2.


.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Partly cloudy. Lows 24 to 29. West winds 5 to
15 mph.
.THURSDAY...Partly cloudy. Lows 24 to 34. Highs 37 to 47. West
winds 15 to 25 mph with gusts to around 35 mph.
.FRIDAY...Mostly cloudy. Scattered rain and snow showers. Lows
27 to 34. Highs 41 to 51. West winds 15 to 25 mph with gusts to
around 35 mph.
.SATURDAY...Colder, windy. Mostly cloudy. Scattered snow showers.
Lows 24 to 31. Highs 32 to 40. West winds 15 to 30 mph with gusts
to around 35 mph.
.SUNDAY...Mostly cloudy. Isolated snow showers. Lows 24 to 32.
Highs 37 to 45.
.MONDAY...Partly sunny. Isolated snow showers. Highs 37 to 46.

$$

MTZ127-121130-
Golden Valley County/Musselshell county-
305 PM MST Mon Dec 11 2017

.Tonight...
* Sky/weather...........Mostly clear.
* Min temperature.......33-38.
*   24 hr trend.........3 degrees cooler.
* Max humidity..........42-47 percent.
*   24 hr trend.........8 percent wetter.
* Wind (20 ft)
*  Plains...............Southwest winds 5 to 15 mph in the
   evening...increasing to 15 to 25 mph with gusts to around 35 mph
   overnight.
* LAL...................1...no thunderstorms.
* CWR...................Zero.

.TUESDAY...
* Sky/weather...........Sunny.
* Max temperature.......55-60.
*   24 hr trend.........10 degrees warmer.
* Min humidity..........12-17 percent.
*   24 hr trend.........9 percent drier.
* Wind (20 ft)
*  Plains...............Windy. West winds 20 to 35 mph. Gusts up to
   40 mph in the morning...increasing to 50 mph in the afternoon.
* LAL...................1...no thunderstorms.
* CWR...................Zero.
* Haines index..........5.

.TUESDAY NIGHT...
* Sky/weather...........Partly cloudy.
* Min temperature.......35-40.
*   24 hr trend.........2 degrees warmer.
* Max humidity..........40-45 percent.
*   24 hr trend.........2 percent drier.
* Wind (20 ft)
*  Plains...............Windy. West winds 15 to 30 mph. Gusts up to
   50 mph in the evening...decreasing to 40 mph overnight.
* LAL...................1...no thunderstorms.
* CWR...................Zero.

.WEDNESDAY...
* Sky/weather...........Partly sunny.
* Max temperature.......44-49.
*   24 hr trend.........11 degrees cooler.
* Min humidity..........28-33 percent.
*   24 hr trend.........16 percent wetter.
* Wind (20 ft)
*  Plains...............West winds 10 to 20 mph. Gusts up to 30 mph
   in the morning.
* LAL...................1...no thunderstorms.
* CWR...................Zero.
* Haines index..........2.


.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Partly cloudy. Lows 28 to 33. West winds 10 to
20 mph.
.THURSDAY...Partly cloudy. Lows 30 to 35. Highs 42 to 47.
Southwest winds 10 to 20 mph with gusts to around 30 mph.
.FRIDAY...Windy. Mostly cloudy. Isolated showers. Lows 33 to 38.
Highs 50 to 55. West winds 15 to 30 mph with gusts to around
45 mph.
.SATURDAY...Colder. Mostly cloudy. Isolated snow showers. Lows
31 to 36. Highs 38 to 43. West winds 15 to 25 mph with gusts to
around 40 mph.
.SUNDAY...Mostly cloudy. Isolated rain and snow showers. Lows
30 to 35. Highs 44 to 49.
.MONDAY...Partly sunny. Scattered snow showers. Highs 40 to 45.

$$

MTZ128-121130-
Yellowstone County-
305 PM MST Mon Dec 11 2017

.Tonight...
* Sky/weather...........Mostly clear.
* Min temperature.......30-35.
*   24 hr trend.........Unchanged.
* Max humidity..........59-64 percent.
*   24 hr trend.........8 percent wetter.
* Wind (20 ft)
*  Plains...............Southwest winds 15 to 25 mph. Gusts up to 30
   mph overnight.
* LAL...................1...no thunderstorms.
* CWR...................Zero.

.TUESDAY...
* Sky/weather...........Sunny.
* Max temperature.......53-58.
*   24 hr trend.........6 degrees warmer.
* Min humidity..........27-32 percent.
*   24 hr trend.........1 percent drier.
* Wind (20 ft)
*  Plains...............Windy. Southwest winds 15 to 30 mph with
   gusts to around 40 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.
* Haines index..........5.

.TUESDAY NIGHT...
* Sky/weather...........Partly cloudy.
* Min temperature.......32-37.
*   24 hr trend.........2 degrees warmer.
* Max humidity..........55-60 percent.
*   24 hr trend.........4 percent drier.
* Wind (20 ft)
*  Plains...............West winds 15 to 25 mph with gusts to around
   35 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.

.WEDNESDAY...
* Sky/weather...........Partly sunny.
* Max temperature.......47-52.
*   24 hr trend.........6 degrees cooler.
* Min humidity..........33-38 percent.
*   24 hr trend.........6 percent wetter.
* Wind (20 ft)
*  Plains...............West winds 10 to 20 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.
* Haines index..........2.


.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Partly cloudy. Lows 26 to 31. West winds 5 to
15 mph.
.THURSDAY...Partly cloudy. Lows 28 to 33. Highs 45 to 50.
Southwest winds 5 to 15 mph.
.FRIDAY...Mostly cloudy. Isolated rain and snow showers. Lows
31 to 36. Highs 51 to 56. West winds 15 to 25 mph with gusts to
around 30 mph.
.SATURDAY...Colder. Mostly cloudy. Isolated rain and snow
showers. Lows 29 to 34. Highs 41 to 46. West winds 10 to 20 mph
with gusts to around 30 mph.
.SUNDAY...Mostly cloudy. Isolated snow showers. Lows 28 to 33.
Highs 46 to 51.
.MONDAY...Partly sunny. Isolated snow showers. Highs 42 to 47.

$$

MTZ129-121130-
Crow Indian Reservation/Bighorn Canyon Rec Area-
305 PM MST Mon Dec 11 2017

.Tonight...
* Sky/weather...........Clear.
* Min temperature.......27-34 at 5000 feet...26-31 at 7000 feet.
*   24 hr trend.........2 degrees cooler.
* Max humidity..........43-53 percent at 5000 feet...39-49 percent
  at 7000 feet.
*   24 hr trend.........9 percent wetter.
* Wind (20 ft)
*  Slope/valley.........Southwest winds 5 to 10 mph.
*  Ridgetop.............Northwest 20 to 35 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.

.TUESDAY...
* Sky/weather...........Sunny.
* Max temperature.......48-58 at 5000 feet...45-52 at 7000 feet.
*   24 hr trend.........15 degrees warmer.
* Min humidity..........17-27 percent at 5000 feet...14-24 percent
  at 7000 feet.
*   24 hr trend.........9 percent drier.
* Wind (20 ft)
*  Slope/valley.........West winds 10 to 20 mph. Gusts up to 30 mph
   in the afternoon.
*  Ridgetop.............Northwest 30 to 45 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.
* Haines index..........4.

.TUESDAY NIGHT...
* Sky/weather...........Mostly clear.
* Min temperature.......29-36 at 5000 feet...27-32 at 7000 feet.
*   24 hr trend.........4 degrees warmer.
* Max humidity..........41-51 percent at 5000 feet...45-55 percent
  at 7000 feet.
*   24 hr trend.........1 percent wetter.
* Wind (20 ft)
*  Slope/valley.........Windy. Northwest winds 15 to 30 mph with
   gusts to around 45 mph.
*  Ridgetop.............Northwest 35 to 50 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.

.WEDNESDAY...
* Sky/weather...........Mostly sunny.
* Max temperature.......38-46 at 5000 feet...35-40 at 7000 feet.
*   24 hr trend.........15 degrees cooler.
* Min humidity..........30-40 percent at 5000 feet...34-42 percent
  at 7000 feet.
*   24 hr trend.........14 percent wetter.
* Wind (20 ft)
*  Slope/valley.........Northwest winds 15 to 25 mph. Gusts up to 30
   mph in the morning.
*  Ridgetop.............Northwest 25 to 40 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.
* Haines index..........2.


.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Partly cloudy. Scattered snow showers. Lows
26 to 32. Northwest winds 10 to 20 mph.
.THURSDAY...Partly cloudy. Lows 26 to 35. Highs 35 to 45. West
winds 10 to 20 mph with gusts to around 30 mph.
.FRIDAY...Mostly cloudy. Scattered rain and snow showers. Lows
26 to 35. Highs 41 to 51. West winds 15 to 25 mph with gusts to
around 45 mph.
.SATURDAY...Colder. Mostly cloudy. Scattered snow showers. Lows
24 to 34. Highs 30 to 40. West winds 15 to 25 mph with gusts to
around 40 mph.
.SUNDAY...Mostly cloudy. Isolated snow showers. Lows 24 to 34.
Highs 37 to 45.
.MONDAY...Partly sunny. Scattered snow showers. Highs 35 to 43.

$$

MTZ130-121130-
Northern Rosebud/Northern Treasure Counties-
305 PM MST Mon Dec 11 2017

.Tonight...
* Sky/weather...........Mostly clear.
* Min temperature.......26-31.
*   24 hr trend.........6 degrees cooler.
* Max humidity..........72-77 percent.
*   24 hr trend.........26 percent wetter.
* Wind (20 ft)
*  Plains...............Southwest winds 5 to 15 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.

.TUESDAY...
* Sky/weather...........Sunny.
* Max temperature.......54-59.
*   24 hr trend.........10 degrees warmer.
* Min humidity..........21-26 percent.
*   24 hr trend.........8 percent drier.
* Wind (20 ft)
*  Plains...............Southwest winds 10 to 20 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.
* Haines index..........4.

.TUESDAY NIGHT...
* Sky/weather...........Partly cloudy.
* Min temperature.......30-35.
*   24 hr trend.........4 degrees warmer.
* Max humidity..........60-65 percent.
*   24 hr trend.........12 percent drier.
* Wind (20 ft)
*  Plains...............West winds 15 to 25 mph with gusts to around
   30 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.

.WEDNESDAY...
* Sky/weather...........Mostly sunny.
* Max temperature.......46-51.
*   24 hr trend.........8 degrees cooler.
* Min humidity..........33-38 percent.
*   24 hr trend.........12 percent wetter.
* Wind (20 ft)
*  Plains...............Northwest winds 10 to 20 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.
* Haines index..........2.


.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Mostly cloudy. Scattered rain and snow
showers. Lows 26 to 31. Northwest winds 5 to 15 mph.
.THURSDAY...Partly cloudy. Lows 27 to 32. Highs 42 to 47. West
winds 5 to 15 mph.
.FRIDAY...Warmer. Mostly cloudy. Isolated rain and snow showers.
Lows 29 to 34. Highs 53 to 58. West winds 10 to 20 mph with gusts
to around 30 mph.
.SATURDAY...Colder. Mostly cloudy. Isolated showers. Lows 28 to
33. Highs 42 to 47. West winds 10 to 20 mph with gusts to around
30 mph.
.SUNDAY...Mostly cloudy. Isolated snow showers. Lows 27 to 32.
Highs 47 to 52.
.MONDAY...Partly sunny. Isolated snow showers. Highs 43 to 48.

$$

MTZ131-121130-
Northern Cheyenne Indian Reservation/Ashland Ranger District
Custer Natl Forest-
305 PM MST Mon Dec 11 2017

.Tonight...
* Sky/weather...........Mostly clear.
* Min temperature.......24-29.
*   24 hr trend.........12 degrees cooler.
* Max humidity..........66-71 percent.
*   24 hr trend.........26 percent wetter.
* Wind (20 ft)
*  Slope/valley.........Southwest winds 5 to 10 mph.
*  Ridgetop.............Northwest 15 to 30 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.

.TUESDAY...
* Sky/weather...........Sunny.
* Max temperature.......55-60.
*   24 hr trend.........11 degrees warmer.
* Min humidity..........23-28 percent.
*   24 hr trend.........6 percent drier.
* Wind (20 ft)
*  Slope/valley.........West winds 5 to 15 mph.
*  Ridgetop.............Northwest 20 to 35 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.
* Haines index..........4.

.TUESDAY NIGHT...
* Sky/weather...........Mostly clear.
* Min temperature.......30-35.
*   24 hr trend.........6 degrees warmer.
* Max humidity..........56-61 percent.
*   24 hr trend.........10 percent drier.
* Wind (20 ft)
*  Slope/valley.........Northwest winds 15 to 25 mph with gusts to
   around 30 mph.
*  Ridgetop.............Northwest 35 to 50 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.

.WEDNESDAY...
* Sky/weather...........Mostly sunny.
* Max temperature.......44-49.
*   24 hr trend.........11 degrees cooler.
* Min humidity..........33-38 percent.
*   24 hr trend.........10 percent wetter.
* Wind (20 ft)
*  Slope/valley.........Northwest winds 10 to 20 mph.
*  Ridgetop.............Northwest 25 to 40 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.
* Haines index..........2.


.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Mostly cloudy. Isolated snow showers. Lows
26 to 31. Northwest winds 10 to 20 mph.
.THURSDAY...Partly cloudy. Lows 26 to 31. Highs 40 to 45. West
winds 10 to 20 mph.
.FRIDAY...Warmer. Mostly cloudy. Isolated rain and snow showers.
Lows 28 to 33. Highs 51 to 56. West winds 10 to 20 mph with gusts
to around 30 mph.
.SATURDAY...Colder. Mostly cloudy. Isolated showers. Lows 27 to
32. Highs 40 to 45. West winds 10 to 20 mph with gusts to around
35 mph.
.SUNDAY...Mostly cloudy. Isolated rain and snow showers. Lows
26 to 31. Highs 44 to 49.
.MONDAY...Partly sunny. Scattered snow showers. Highs 41 to 46.

$$

MTZ132-121130-
Custer County-
305 PM MST Mon Dec 11 2017

.Tonight...
* Sky/weather...........Mostly clear.
* Min temperature.......23-28.
*   24 hr trend.........10 degrees cooler.
* Max humidity..........70-75 percent.
*   24 hr trend.........11 percent wetter.
* Wind (20 ft)
*  Plains...............West winds 5 to 15 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.

.TUESDAY...
* Sky/weather...........Sunny.
* Max temperature.......49-54.
*   24 hr trend.........11 degrees warmer.
* Min humidity..........31-36 percent.
*   24 hr trend.........13 percent drier.
* Wind (20 ft)
*  Plains...............West winds 10 to 20 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.
* Haines index..........3.

.TUESDAY NIGHT...
* Sky/weather...........Partly cloudy.
* Min temperature.......29-34.
*   24 hr trend.........6 degrees warmer.
* Max humidity..........68-73 percent.
*   24 hr trend.........2 percent drier.
* Wind (20 ft)
*  Plains...............West winds 15 to 25 mph with gusts to around
   35 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.

.WEDNESDAY...
* Sky/weather...........Mostly sunny.
* Max temperature.......40-45.
*   24 hr trend.........9 degrees cooler.
* Min humidity..........44-49 percent.
*   24 hr trend.........13 percent wetter.
* Wind (20 ft)
*  Plains...............Northwest winds 15 to 25 mph with gusts to
   around 30 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.
* Haines index..........3.


.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Mostly cloudy. Scattered snow showers with
isolated showers. Lows 24 to 29. Northwest winds 10 to 20 mph.
.THURSDAY...Mostly cloudy. Isolated snow showers. Lows 24 to 29.
Highs 35 to 40. West winds 10 to 20 mph with gusts to around
30 mph.
.FRIDAY...Not as cool. Mostly cloudy. Isolated rain and snow
showers. Lows 26 to 31. Highs 47 to 52. West winds 15 to 25 mph
with gusts to around 30 mph.
.SATURDAY...Colder. Mostly cloudy. Lows 25 to 30. Highs 37 to 42.
West winds 15 to 25 mph with gusts to around 30 mph.
.SUNDAY...Mostly cloudy. Isolated snow showers. Lows 24 to 29.
Highs 42 to 47.
.MONDAY...Mostly cloudy. Isolated snow showers. Highs 40 to 45.

$$

MTZ133-121130-
Sioux Ranger District Custer National Forest-
305 PM MST Mon Dec 11 2017

.Tonight...
* Sky/weather...........Mostly clear.
* Min temperature.......21-26.
*   24 hr trend.........12 degrees cooler.
* Max humidity..........81-86 percent.
*   24 hr trend.........16 percent wetter.
* Wind (20 ft)
*  Plains...............West winds 5 to 15 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.

.TUESDAY...
* Sky/weather...........Sunny.
* Max temperature.......51-56.
*   24 hr trend.........13 degrees warmer.
* Min humidity..........32-37 percent.
*   24 hr trend.........13 percent drier.
* Wind (20 ft)
*  Plains...............West winds 10 to 20 mph. Gusts up to 30 mph
   in the afternoon.
* LAL...................1...no thunderstorms.
* CWR...................Zero.
* Haines index..........3.

.TUESDAY NIGHT...
* Sky/weather...........Mostly clear.
* Min temperature.......28-33.
*   24 hr trend.........7 degrees warmer.
* Max humidity..........71-76 percent.
*   24 hr trend.........10 percent drier.
* Wind (20 ft)
*  Plains...............Windy. Northwest winds 15 to 30 mph with
   gusts to around 40 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.

.WEDNESDAY...
* Sky/weather...........Mostly sunny.
* Max temperature.......42-47.
*   24 hr trend.........9 degrees cooler.
* Min humidity..........41-46 percent.
*   24 hr trend.........9 percent wetter.
* Wind (20 ft)
*  Plains...............Northwest winds 15 to 25 mph with gusts to
   around 35 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.
* Haines index..........3.


.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Mostly cloudy. Isolated snow showers. Lows
22 to 27. Northwest winds 15 to 25 mph with gusts to around
35 mph.
.THURSDAY...Mostly cloudy. Isolated snow showers. Lows 22 to 27.
Highs 35 to 40. West winds 10 to 20 mph with gusts to around
30 mph.
.FRIDAY...Warmer. Mostly cloudy. Isolated snow showers. Lows
23 to 28. Highs 48 to 53. West winds 10 to 20 mph.
.SATURDAY...Mostly cloudy. Isolated snow showers. Lows 23 to 28.
Highs 39 to 44. Northwest winds 10 to 20 mph with gusts to around
30 mph.
.SUNDAY...Mostly cloudy. Isolated snow showers. Lows 23 to 28.
Highs 45 to 50.
.MONDAY...Partly sunny. Isolated snow showers. Highs 42 to 47.

$$

WYZ274-121130-
Sheridan County-
305 PM MST Mon Dec 11 2017

.Tonight...
* Sky/weather...........Clear.
* Min temperature.......24-29.
*   24 hr trend.........9 degrees cooler.
* Max humidity..........73-78 percent.
*   24 hr trend.........32 percent wetter.
* Wind (20 ft)
*  Slope/valley.........Southwest winds 5 to 10 mph.
*  Ridgetop.............Northwest 15 to 30 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.

.TUESDAY...
* Sky/weather...........Sunny.
* Max temperature.......60-65.
*   24 hr trend.........13 degrees warmer.
* Min humidity..........23-28 percent.
*   24 hr trend.........4 percent drier.
* Wind (20 ft)
*  Slope/valley.........Northwest winds 5 to 10 mph.
*  Ridgetop.............Northwest 25 to 40 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.
* Haines index..........4.

.TUESDAY NIGHT...
* Sky/weather...........Mostly clear.
* Min temperature.......28-33.
*   24 hr trend.........4 degrees warmer.
* Max humidity..........68-73 percent.
*   24 hr trend.........5 percent drier.
* Wind (20 ft)
*  Slope/valley.........Northwest winds 10 to 20 mph.
*  Ridgetop.............Northwest 35 to 50 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.

.WEDNESDAY...
* Sky/weather...........Mostly sunny.
* Max temperature.......46-51.
*   24 hr trend.........14 degrees cooler.
* Min humidity..........34-39 percent.
*   24 hr trend.........11 percent wetter.
* Wind (20 ft)
*  Slope/valley.........Northwest winds 5 to 15 mph.
*  Ridgetop.............Northwest 25 to 40 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.
* Haines index..........2.


.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Partly cloudy. Lows 23 to 28. Northwest winds
5 to 15 mph.
.THURSDAY...Partly cloudy. Lows 23 to 28. Highs 43 to 48. West
winds 5 to 15 mph.
.FRIDAY...Mostly cloudy. Scattered snow showers with isolated
showers. Lows 25 to 30. Highs 53 to 58. West winds 5 to 15 mph.
.SATURDAY...Colder. Mostly cloudy. Scattered showers. Lows 22 to
28. Highs 40 to 45. Northwest winds 10 to 20 mph with gusts to
around 30 mph.
.SUNDAY...Mostly cloudy. Isolated rain and snow showers. Lows
22 to 27. Highs 46 to 51.
.MONDAY...Partly sunny. Isolated showers. Highs 41 to 46.

$$

WYZ284-121130-
Bighorn National Forest-
305 PM MST Mon Dec 11 2017

.Tonight...
* Sky/weather...........Clear.
* Min temperature.......23-28.
*   24 hr trend.........6 degrees cooler.
* Max humidity..........44-49 percent.
*   24 hr trend.........5 percent wetter.
* Wind (20 ft)
*  At Burgess Jct.......West winds 5 to 10 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.

.TUESDAY...
* Sky/weather...........Sunny.
* Max temperature.......47-52.
*   24 hr trend.........12 degrees warmer.
* Min humidity..........16-21 percent.
*   24 hr trend.........8 percent drier.
* Wind (20 ft)
*  At Burgess Jct.......West winds 5 to 15 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.
* Haines index..........5.

.TUESDAY NIGHT...
* Sky/weather...........Mostly clear.
* Min temperature.......23-28.
*   24 hr trend.........Unchanged.
* Max humidity..........52-57 percent.
*   24 hr trend.........8 percent wetter.
* Wind (20 ft)
*  At Burgess Jct.......Northwest winds 5 to 15 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.

.WEDNESDAY...
* Sky/weather...........Partly sunny. Isolated snow showers in the
  afternoon.
* Max temperature.......33-38.
*   24 hr trend.........14 degrees cooler.
* Min humidity..........36-41 percent.
*   24 hr trend.........20 percent wetter.
* Wind (20 ft)
*  At Burgess Jct.......Northwest winds 5 to 15 mph.
* LAL...................1...no thunderstorms.
* CWR...................Zero.
* Haines index..........2.


.Forecast days 3 through 7......
.WEDNESDAY NIGHT...Partly cloudy. Isolated snow showers. Lows
17 to 22. Northwest winds 5 to 15 mph.
.THURSDAY...Partly cloudy. Lows 18 to 23. Highs 31 to 36. West
winds 10 to 20 mph.
.FRIDAY...Mostly cloudy. Scattered snow showers. Lows 19 to 24.
Highs 38 to 43. West winds 10 to 20 mph.
.SATURDAY...Colder. Mostly cloudy. Scattered snow showers. Lows
16 to 21. Highs 26 to 31. Northwest winds 15 to 25 mph with gusts
to around 30 mph.
.SUNDAY...Mostly cloudy. Scattered snow showers. Lows 16 to 21.
Highs 32 to 37.
.MONDAY...Mostly cloudy. Isolated snow showers. Highs 29 to 34.

$$

weather.gov/billings


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