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

54°F

12°C

Humidity 34%
Wind Speed E 16 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 18 Oct 03:45 PM MDT
Extended Forecast for

9 Miles ENE Lewistown MT

  • Tonight

    Tonight: Mostly clear, with a low around 39. East southeast wind 6 to 14 mph, with gusts as high as 25 mph.

    Low: 39 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 63. West southwest wind 3 to 6 mph.

    High: 63 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 44. Light and variable wind becoming south southwest 5 to 7 mph in the evening.

    Low: 44 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 51. West wind around 8 mph.

    High: 51 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 38. Light and variable wind becoming south southeast around 6 mph after midnight.

    Low: 38 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 60. South southeast wind around 7 mph.

    High: 60 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47. South wind 5 to 11 mph, with gusts as high as 18 mph.

    Low: 47 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 65. South wind 5 to 8 mph.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of rain after midnight. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy
    then Chance
    Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 39. East southeast wind 6 to 14 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 63. West southwest wind 3 to 6 mph.
Monday Night
Partly cloudy, with a low around 44. Light and variable wind becoming south southwest 5 to 7 mph in the evening.
Tuesday
Mostly sunny, with a high near 51. West wind around 8 mph.
Tuesday Night
Partly cloudy, with a low around 38. Light and variable wind becoming south southeast around 6 mph after midnight.
Wednesday
Sunny, with a high near 60. South southeast wind around 7 mph.
Wednesday Night
Mostly clear, with a low around 47. South wind 5 to 11 mph, with gusts as high as 18 mph.
Thursday
Sunny, with a high near 65. South wind 5 to 8 mph.
Thursday Night
A chance of rain after midnight. Mostly cloudy, with a low around 44.
Friday
Rain. Mostly cloudy, with a high near 46. Breezy.
Friday Night
Rain and snow likely. Mostly cloudy, with a low around 32. Breezy.
Saturday
Mostly sunny, with a high near 37.
Saturday Night
Partly cloudy, with a low around 30.
Sunday
Partly sunny, with a high near 40.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles ENE Lewistown MT
 47.1°N 109.25°W (Elev. 5325 ft)
Last Update:
12:31 pm MDT Oct 18, 2026
Forecast Valid:
4pm MDT Oct 18, 2026-6pm MDT Oct 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation