National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Lewistown Divide MT-200 MP 90.3 (MTLEW)

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

NA

55°F

13°C

Humidity 38%
Wind Speed E 0 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Last update 19 Oct 09:30 PM MDT
Extended Forecast for

6 Miles N Lewistown MT

  • Tonight

    Tonight: Partly cloudy, with a low around 42. South wind 5 to 7 mph becoming calm after midnight.

    Low: 42 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 56. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 56 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 36. Light and variable wind becoming southeast around 6 mph in the evening.

    Low: 36 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 69. South southeast wind 3 to 6 mph.

    High: 69 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 46. South wind 5 to 9 mph.

    Low: 46 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 73. South wind 3 to 6 mph.

    High: 73 °F

    Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of rain after midnight. Partly cloudy, with a low around 46. Southeast wind 3 to 8 mph.

    Low: 46 °F

    Partly Cloudy
    then Chance
    Rain

  • Friday

    Friday: Rain. Mostly cloudy, with a high near 52. Breezy, with a light west wind becoming west northwest 19 to 24 mph in the morning. Winds could gust as high as 32 mph.

    High: 52 °F

    Rain and
    Breezy

  • Friday Night

    Friday Night: Rain before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 31. Blustery.

    Low: 31 °F

    Blustery.
    Rain then
    Chance
    Rain/Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 42. South wind 5 to 7 mph becoming calm after midnight.
Tuesday
Mostly sunny, with a high near 56. Calm wind becoming northwest around 6 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 36. Light and variable wind becoming southeast around 6 mph in the evening.
Wednesday
Sunny, with a high near 69. South southeast wind 3 to 6 mph.
Wednesday Night
Mostly clear, with a low around 46. South wind 5 to 9 mph.
Thursday
Sunny, with a high near 73. South wind 3 to 6 mph.
Thursday Night
A 30 percent chance of rain after midnight. Partly cloudy, with a low around 46. Southeast wind 3 to 8 mph.
Friday
Rain. Mostly cloudy, with a high near 52. Breezy, with a light west wind becoming west northwest 19 to 24 mph in the morning. Winds could gust as high as 32 mph.
Friday Night
Rain before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 31. Blustery.
Saturday
Mostly sunny, with a high near 42. Breezy.
Saturday Night
Mostly cloudy, with a low around 27.
Sunday
Mostly sunny, with a high near 45.
Sunday Night
A slight chance of snow. Mostly cloudy, with a low around 27.
Monday
Partly sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles N Lewistown MT
 47.15°N 109.44°W (Elev. 4094 ft)
Last Update:
4:41 pm MDT Oct 19, 2026
Forecast Valid:
9pm MDT Oct 19, 2026-6pm MDT Oct 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation