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Hazardous Weather Conditions

Current conditions at

Lewistown Divide MT-200 MP 90.3 (MTLEW)

Lat: 47.07579°NLon: 109.26247°WElev: 4723.0ft.

unknown precip

24°F

-4°C

Humidity 87%
Wind Speed WNW 3 MPH
Barometer NA
Dewpoint 21°F (-6°C)
Visibility NA
Last update 13 Mar 05:15 PM MDT
Extended Forecast for

7 Miles WNW Grass Range MT

Winter Storm Warning March 13, 05:44pm until March 14, 06:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning March 13, 05:44pm until March 14, 06:00pm

    NOW until 6:00pm Sat

    Winter Storm Warning

  • This Afternoon

    High: 33 °F

    Snow

  • Tonight

    Tonight: Snow. The snow could be heavy at times. Low around 22. East wind 6 to 8 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    Low: 22 °F

    Heavy Snow

  • Saturday

    Saturday: Snow. The snow could be heavy at times. High near 31. East wind 7 to 12 mph becoming north northeast 15 to 20 mph in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    High: 31 °F

    Heavy Snow

  • Saturday Night

    Saturday Night: Snow, mainly before midnight. Low around 6. Wind chill values as low as -5. North wind 15 to 20 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 6 °F

    Snow then
    Slight Chance
    Snow

  • Sunday

    Sunday: A 20 percent chance of snow before noon. Mostly sunny, with a high near 26. West wind around 6 mph.

    High: 26 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 10. Northwest wind 5 to 7 mph becoming south southwest in the evening.

    Low: 10 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 46. Southwest wind 7 to 13 mph, with gusts as high as 21 mph.

    High: 46 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A slight chance of rain. Mostly cloudy, with a low around 37. Breezy, with a west wind 18 to 25 mph, with gusts as high as 34 mph.

    Low: 37 °F

    Slight Chance
    Rain and
    Breezy

Detailed Forecast

This Afternoon
Snow. High near 33. East northeast wind around 7 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 2 to 4 inches possible.
Tonight
Snow. The snow could be heavy at times. Low around 22. East wind 6 to 8 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Saturday
Snow. The snow could be heavy at times. High near 31. East wind 7 to 12 mph becoming north northeast 15 to 20 mph in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Saturday Night
Snow, mainly before midnight. Low around 6. Wind chill values as low as -5. North wind 15 to 20 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Sunday
A 20 percent chance of snow before noon. Mostly sunny, with a high near 26. West wind around 6 mph.
Sunday Night
Mostly cloudy, with a low around 10. Northwest wind 5 to 7 mph becoming south southwest in the evening.
Monday
Mostly cloudy, with a high near 46. Southwest wind 7 to 13 mph, with gusts as high as 21 mph.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 37. Breezy, with a west wind 18 to 25 mph, with gusts as high as 34 mph.
Tuesday
Partly sunny, with a high near 58. Windy.
Tuesday Night
Mostly cloudy, with a low around 43. Windy.
Wednesday
Mostly sunny, with a high near 66. Breezy.
Wednesday Night
Partly cloudy, with a low around 45.
Thursday
Mostly sunny, with a high near 70. Breezy.
Thursday Night
Mostly cloudy, with a low around 46.
Friday
Partly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles WNW Grass Range MT
 47.06°N 108.96°W (Elev. 3698 ft)
Last Update:
5:02 pm MDT Mar 13, 2026
Forecast Valid:
5pm MDT Mar 13, 2026-6pm MDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation