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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

26°F

-3°C

Humidity 99%
Wind Speed W 5 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Wind Chill20°F (-7°C)
Last update 12 Mar 07:45 PM MDT
Extended Forecast for

7 Miles WNW Grass Range MT

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

    NOW until 6:00pm Sat

    Winter Storm Warning

  • Tonight

    Low: 25 °F

    Snow

  • Friday

    Friday: Snow. High near 32. West northwest wind 5 to 8 mph becoming north in the afternoon. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 32 °F

    Snow

  • Friday Night

    Friday Night: Snow. Low around 19. North northeast wind around 7 mph becoming east southeast after midnight. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

    Low: 19 °F

    Snow

  • Saturday

    Saturday: Snow. The snow could be heavy at times. High near 30. East southeast wind 6 to 13 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    High: 30 °F

    Heavy Snow

  • Saturday Night

    Saturday Night: Snow likely, mainly before midnight. Mostly cloudy, with a low around 5. North wind 7 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 5 °F

    Snow Likely
    then Slight
    Chance Snow

  • Sunday

    Sunday: A 20 percent chance of snow before noon. Partly sunny, with a high near 28. West southwest wind around 6 mph.

    High: 28 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 11. Light and variable wind becoming southwest around 6 mph in the evening.

    Low: 11 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of snow before noon, then a slight chance of rain and snow between noon and 3pm, then a slight chance of rain after 3pm. Mostly cloudy, with a high near 44. Southwest wind 6 to 13 mph, with gusts as high as 22 mph.

    High: 44 °F

    Slight Chance
    Snow then
    Slight Chance
    Rain/Snow

Detailed Forecast

Tonight
Snow. Low around 25. West northwest wind 6 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 1 to 2 inches possible.
Friday
Snow. High near 32. West northwest wind 5 to 8 mph becoming north in the afternoon. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Friday Night
Snow. Low around 19. North northeast wind around 7 mph becoming east southeast after midnight. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.
Saturday
Snow. The snow could be heavy at times. High near 30. East southeast wind 6 to 13 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Saturday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 5. North wind 7 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Sunday
A 20 percent chance of snow before noon. Partly sunny, with a high near 28. West southwest wind around 6 mph.
Sunday Night
Mostly cloudy, with a low around 11. Light and variable wind becoming southwest around 6 mph in the evening.
Monday
A slight chance of snow before noon, then a slight chance of rain and snow between noon and 3pm, then a slight chance of rain after 3pm. Mostly cloudy, with a high near 44. Southwest wind 6 to 13 mph, with gusts as high as 22 mph.
Monday Night
A slight chance of rain before midnight. Mostly cloudy, with a low around 34.
Tuesday
Partly sunny, with a high near 58. Breezy.
Tuesday Night
Partly cloudy, with a low around 41.
Wednesday
Partly sunny, with a high near 68.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Mostly 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:
7:32 pm MDT Mar 12, 2026
Forecast Valid:
8pm MDT Mar 12, 2026-6pm MDT Mar 19, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation