Heavy Rain in the Southern U.S.; Active Weather Continues in Alaska

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains today, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. Another Bering system will impact the Alaskan West Coast and Central Interior through the weekend bringing moderate to heavy snow, high winds, and/or some blizzard conditions. Read More >

Current conditions at

Lewistown Divide MT-200 MP 90.3 (MTLEW)

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

NA

35°F

2°C

Humidity 59%
Wind Speed NW 3 MPH
Barometer NA
Dewpoint 22°F (-6°C)
Visibility NA
Last update 15 Feb 02:00 AM MST
Extended Forecast for

9 Miles ENE Lewistown MT

  • Overnight

    Overnight: A 10 percent chance of snow after 5am.  Mostly cloudy, with a low around 31. West southwest wind around 10 mph.

    Low: 31 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: A 30 percent chance of snow between 1pm and 5pm.  Partly sunny, with a high near 39. West wind 8 to 10 mph, with gusts as high as 21 mph.  Little or no snow accumulation expected.

    High: 39 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A 20 percent chance of snow between 8pm and 11pm.  Partly cloudy, with a low around 29. West southwest wind 7 to 10 mph.

    Low: 29 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Washington's Birthday

    Washington's Birthday: Sunny, with a high near 46. West southwest wind 9 to 11 mph becoming south in the afternoon. Winds could gust as high as 23 mph.

    High: 46 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 29. South wind 9 to 13 mph, with gusts as high as 23 mph.

    Low: 29 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Snow likely, mainly after 11am.  Mostly cloudy, with a high near 33. South wind 9 to 14 mph becoming west northwest 16 to 21 mph in the morning. Winds could gust as high as 37 mph.  Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 33 °F

    Snow Likely

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow before 11pm.  Mostly cloudy, with a low around 2. Blustery, with a west northwest wind 17 to 24 mph, with gusts as high as 39 mph.  New snow accumulation of less than a half inch possible.

    Low: 2 °F

    Chance Snow
    and Blustery
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: A chance of snow.  Mostly cloudy, with a high near 10. West northwest wind 11 to 14 mph, with gusts as high as 23 mph.

    High: 10 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: A chance of snow.  Mostly cloudy, with a low around -1.

    Low: -1 °F

    Chance Snow

Detailed Forecast

Overnight
A 10 percent chance of snow after 5am. Mostly cloudy, with a low around 31. West southwest wind around 10 mph.
Sunday
A 30 percent chance of snow between 1pm and 5pm. Partly sunny, with a high near 39. West wind 8 to 10 mph, with gusts as high as 21 mph. Little or no snow accumulation expected.
Sunday Night
A 20 percent chance of snow between 8pm and 11pm. Partly cloudy, with a low around 29. West southwest wind 7 to 10 mph.
Washington's Birthday
Sunny, with a high near 46. West southwest wind 9 to 11 mph becoming south in the afternoon. Winds could gust as high as 23 mph.
Monday Night
Partly cloudy, with a low around 29. South wind 9 to 13 mph, with gusts as high as 23 mph.
Tuesday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 33. South wind 9 to 14 mph becoming west northwest 16 to 21 mph in the morning. Winds could gust as high as 37 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Tuesday Night
A 40 percent chance of snow before 11pm. Mostly cloudy, with a low around 2. Blustery, with a west northwest wind 17 to 24 mph, with gusts as high as 39 mph. New snow accumulation of less than a half inch possible.
Wednesday
A chance of snow. Mostly cloudy, with a high near 10. West northwest wind 11 to 14 mph, with gusts as high as 23 mph.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around -1.
Thursday
A chance of snow. Mostly cloudy, with a high near 11.
Thursday Night
A slight chance of snow. Mostly cloudy, with a low around 5.
Friday
Mostly sunny, with a high near 21.
Friday Night
Partly cloudy, with a low around 9.
Saturday
Mostly sunny, with a high near 26.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles ENE Lewistown MT
 47.1°N 109.25°W (Elev. 5325 ft)
11:32 pm MST Feb 14, 2026
2am MST Feb 15, 2026-6pm MST Feb 21, 2026
 
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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