NWS Forecast for: Lewistown Municipal MT
Issued by: National Weather Service Great Falls, MT
Last Update: 7:47 pm MDT Oct 25, 2021		Print

  • Tonight

    Tonight: Rain, mainly before 2am. Low around 36. West northwest wind 9 to 11 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Rain




    Low: 36 °F

  • Tuesday

    Tuesday: A 40 percent chance of rain, mainly before 9am. Cloudy through mid morning, then gradual clearing, with a high near 53. Breezy, with a west wind 11 to 16 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 30 mph.

    Chance Rain
    then
    Decreasing
    Clouds and
    Breezy

    High: 53 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 34. Southwest wind around 16 mph, with gusts as high as 30 mph.

    Mostly Clear




    Low: 34 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 51. Windy, with a west southwest wind 20 to 25 mph increasing to 28 to 33 mph in the afternoon. Winds could gust as high as 49 mph.

    Mostly Sunny
    and Windy



    High: 51 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 31. Blustery, with a west wind 20 to 25 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 34 mph.

    Mostly Clear
    and Blustery
    then Partly
    Cloudy

    Low: 31 °F

  • Thursday

    Thursday: Mostly sunny, with a high near 56. West wind 11 to 17 mph, with gusts as high as 22 mph.

    Mostly Sunny




    High: 56 °F

  • Thursday
    Night

    Thursday Night: Mostly cloudy, with a low around 42. West southwest wind around 16 mph, with gusts as high as 21 mph.

    Mostly Cloudy




    Low: 42 °F

  • Friday

    Friday: A slight chance of rain. Partly sunny, with a high near 63. Southwest wind 14 to 20 mph, with gusts as high as 31 mph.

    Slight Chance
    Rain



    High: 63 °F

  • Friday
    Night

    Friday Night: A slight chance of rain. Mostly cloudy, with a low around 31.

    Slight Chance
    Rain



    Low: 31 °F



    • Tonight: Rain, mainly before 2am. Low around 36. West northwest wind 9 to 11 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Tuesday: A 40 percent chance of rain, mainly before 9am. Cloudy through mid morning, then gradual clearing, with a high near 53. Breezy, with a west wind 11 to 16 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 30 mph.

    Tuesday Night: Mostly clear, with a low around 34. Southwest wind around 16 mph, with gusts as high as 30 mph.

    Wednesday: Mostly sunny, with a high near 51. Windy, with a west southwest wind 20 to 25 mph increasing to 28 to 33 mph in the afternoon. Winds could gust as high as 49 mph.

    Wednesday Night: Mostly clear, with a low around 31. Blustery, with a west wind 20 to 25 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 34 mph.

    Thursday: Mostly sunny, with a high near 56. West wind 11 to 17 mph, with gusts as high as 22 mph.

    Thursday Night: Mostly cloudy, with a low around 42. West southwest wind around 16 mph, with gusts as high as 21 mph.

    Friday: A slight chance of rain. Partly sunny, with a high near 63. Southwest wind 14 to 20 mph, with gusts as high as 31 mph.

    Friday Night: A slight chance of rain. Mostly cloudy, with a low around 31.

    Saturday: A slight chance of rain and snow before 9am, then a slight chance of snow between 9am and noon. Partly sunny, with a high near 43.

    Saturday Night: A slight chance of snow. Mostly cloudy, with a low around 22.

    Sunday: Mostly sunny, with a high near 40.

    Sunday Night: Partly cloudy, with a low around 19.

    Monday: Mostly sunny, with a high near 43.


    Lewistown Municipal MT
     47.04°N 109.45°W (Elev. 4111 ft)

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