A Large Storm System Will Impact The Western U.S. This Weekend

A large storm system will deliver widespread impacts to the Western U.S. this weekend. Widespread heavy snow, heavy rain, strong thunderstorms and a number of coastal hazards will likely cause travel issues. The locally heavy rain in north-central California and southwest Oregon may cause flash flooding, especially near recent and vulnerable burn scar areas. Read More >

Current conditions at

USCRN SITE NEAR LEWISTOWN 42WSW (JRWM8)

Lat: 46.88472°NLon: 110.28944°WElev: 5045ft.

NA

24°F

-5°C

Humidity 88%
Wind Speed NA NA MPH
Barometer 1017.95 mb
Dewpoint 21°F (-7°C)
Visibility NA
Last update 08 Dec 07:00 AM MST
Extended Forecast for

7 Miles SW Windham MT

Winter Weather Advisory until December 8, 06:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until December 8, 06:00pm

    NOW until
    6:00pm Sun

    Winter Weather Advisory

  • Today

    Today: Snow likely, mainly before 2pm.  Cloudy through mid morning, then gradual clearing, with a temperature falling to around 12 by 5pm. Wind chill values as low as -1. North northwest wind 8 to 15 mph, with gusts as high as 28 mph.  Chance of precipitation is 70%. Total daytime snow accumulation of less than one inch possible.

    Snow Likely
    then Chance
    Snow

    High: 31 °F

  • Tonight

    Tonight: Partly cloudy, with a temperature rising to around 23 by 5am. Wind chill values as low as -1. West wind 8 to 14 mph, with gusts as high as 21 mph.

    Partly Cloudy

    Low: 11 °F

  • Monday

    Monday: Mostly cloudy, with a high near 33. West wind 13 to 16 mph, with gusts as high as 23 mph.

    Mostly Cloudy

    High: 33 °F

  • Monday
    Night

    Monday Night: A 30 percent chance of snow before 11pm.  Mostly cloudy, with a low around 19. Northwest wind around 11 mph becoming southwest in the evening.  Little or no snow accumulation expected.

    Chance Snow
    then Mostly
    Cloudy

    Low: 19 °F

  • Tuesday

    Tuesday: Partly sunny, with a high near 35. West wind around 11 mph.

    Partly Sunny

    High: 35 °F

  • Tuesday
    Night

    Tuesday Night: Mostly cloudy, with a low around 25.

    Mostly Cloudy

    Low: 25 °F

  • Wednesday

    Wednesday: Partly sunny, with a high near 38.

    Partly Sunny

    High: 38 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 26.

    Partly Cloudy

    Low: 26 °F

Detailed Forecast

Today
Snow likely, mainly before 2pm. Cloudy through mid morning, then gradual clearing, with a temperature falling to around 12 by 5pm. Wind chill values as low as -1. North northwest wind 8 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than one inch possible.
Tonight
Partly cloudy, with a temperature rising to around 23 by 5am. Wind chill values as low as -1. West wind 8 to 14 mph, with gusts as high as 21 mph.
Monday
Mostly cloudy, with a high near 33. West wind 13 to 16 mph, with gusts as high as 23 mph.
Monday Night
A 30 percent chance of snow before 11pm. Mostly cloudy, with a low around 19. Northwest wind around 11 mph becoming southwest in the evening. Little or no snow accumulation expected.
Tuesday
Partly sunny, with a high near 35. West wind around 11 mph.
Tuesday Night
Mostly cloudy, with a low around 25.
Wednesday
Partly sunny, with a high near 38.
Wednesday Night
Partly cloudy, with a low around 26.
Thursday
Partly sunny, with a high near 41. Breezy.
Thursday Night
A slight chance of snow after 11pm. Mostly cloudy, with a low around 30. Breezy.
Friday
A chance of snow. Partly sunny, with a high near 39. Breezy.
Friday Night
A chance of snow. Mostly cloudy, with a low around 24.
Saturday
A chance of snow. Partly sunny, with a high near 33.
Click Map For Forecast
Point Forecast:
7 Miles SW Windham MT
 47°N 110.26°W (Elev. 5374 ft)
2:34 am MST Dec 8, 2019
7am MST Dec 8, 2019-6pm MST Dec 14, 2019
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database