Heavy Rainfall Threat Continues in the Southwest on Monday; Record Warmth in the Plains and Midwest

Remnant moisture from Tropical Storm Rachel will persist over portions of the Great Basin and Southwest on Monday, bringing a potential heavy to excessive rainfall risk. Well above average and potentially record breaking temperatures will develop across the Plains and Midwest early this week, spreading into the Lower Mississippi Valley and Southeast midweek. Read More >

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 7 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Wind Chill18°F (-8°C)
Last update 12 Oct 06:45 AM MDT
Extended Forecast for

2 Miles NNW Lewistown Municipal MT

  • Columbus Day

    Columbus Day: A 30 percent chance of snow, mainly before 8am.  Patchy fog between 9am and noon.  Otherwise, cloudy, with a high near 36. Light west wind.  Total daytime snow accumulation of less than a half inch possible.

    High: 36 °F

    Chance Snow
    and Patchy
    Fog then
    Cloudy

  • Tonight

    Tonight: Patchy fog between 9pm and 3am.  Otherwise, mostly cloudy, with a low around 19. Light and variable wind.

    Low: 19 °F

    Patchy Fog

  • Tuesday

    Tuesday: Sunny, with a high near 43. Calm wind.

    High: 43 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 22. Light south wind.

    Low: 22 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 52. Light and variable wind.

    High: 52 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 28. Calm wind becoming west southwest around 6 mph.

    Low: 28 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 52. Calm wind.

    High: 52 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29. Calm wind becoming south southeast 5 to 9 mph in the evening.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

Detailed Forecast

Columbus Day
A 30 percent chance of snow, mainly before 8am. Patchy fog between 9am and noon. Otherwise, cloudy, with a high near 36. Light west wind. Total daytime snow accumulation of less than a half inch possible.
Tonight
Patchy fog between 9pm and 3am. Otherwise, mostly cloudy, with a low around 19. Light and variable wind.
Tuesday
Sunny, with a high near 43. Calm wind.
Tuesday Night
Partly cloudy, with a low around 22. Light south wind.
Wednesday
Sunny, with a high near 52. Light and variable wind.
Wednesday Night
Partly cloudy, with a low around 28. Calm wind becoming west southwest around 6 mph.
Thursday
Sunny, with a high near 52. Calm wind.
Thursday Night
Mostly clear, with a low around 29. Calm wind becoming south southeast 5 to 9 mph in the evening.
Friday
Sunny, with a high near 68.
Friday Night
Mostly clear, with a low around 40.
Saturday
Sunny, with a high near 72.
Saturday Night
Partly cloudy, with a low around 40.
Sunday
Sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Lewistown Municipal MT
 47.09°N 109.46°W (Elev. 3898 ft)
4:47 am MDT Oct 12, 2026
7am MDT Oct 12, 2026-6pm MDT Oct 18, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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