Critical Fire Weather in the Plains; Severe Thunderstorms and Heavy Rain in the Mid-South

Gusty winds and low relative humidity will bring fire weather concerns over parts of the central and southern High Plains. Severe thunderstorms and heavy rain are expected across the Mid-South region and central Gulf states. Above average temperatures are expected across much of the country, and numerous daily record-tying/breaking highs will be possible. Read More >

Current conditions at

Lewistown, Lewistown Municipal Airport (KLWT)

Lat: 47.04917°NLon: 109.46639°WElev: 4167.0ft.

Overcast

36°F

2°C

Humidity 47%
Wind Speed NW 4 MPH
Barometer 29.68 in (1005.08 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 09 Mar 03:05 PM MDT
Extended Forecast for

3 Miles NW Lewistown MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 17. West northwest wind 12 to 17 mph becoming light west southwest  after midnight. Winds could gust as high as 30 mph.

    Low: 17 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of snow between 3pm and 5pm.  Mostly sunny, with a high near 36. Light and variable wind becoming west northwest 9 to 14 mph in the morning. Winds could gust as high as 24 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 36 °F

    Mostly Sunny
    then Chance
    Snow

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow before midnight.  Partly cloudy, with a low around 15. West wind 7 to 11 mph, with gusts as high as 22 mph.

    Low: 15 °F

    Slight Chance
    Snow then
    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of snow after noon.  Increasing clouds, with a high near 42. Breezy, with a southwest wind 8 to 13 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 42 °F

    Mostly Sunny
    then Slight
    Chance Snow
    and Breezy

  • Wednesday Night

    Wednesday Night: A chance of snow before 3am, then a chance of rain and snow.  Cloudy, with a low around 31. West southwest wind 10 to 16 mph, with gusts as high as 32 mph.  Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Thursday

    Thursday: Rain, possibly mixed with snow, mainly after noon.  High near 47. Windy, with a west southwest wind 20 to 25 mph increasing to 31 to 36 mph in the afternoon. Winds could gust as high as 50 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 47 °F

    Chance
    Rain/Snow and
    Breezy then
    Rain/Snow and
    Windy

  • Thursday Night

    Thursday Night: Rain and snow, becoming all snow after midnight.  Low around 26. Blustery, with a west northwest wind 18 to 23 mph becoming west northwest 8 to 13 mph after midnight. Winds could gust as high as 36 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 26 °F

    Rain/Snow and
    Blustery then
    Snow

  • Friday

    Friday: Snow before noon, then rain and snow likely.  Cloudy, with a high near 41. West southwest wind 8 to 15 mph, with gusts as high as 23 mph.

    High: 41 °F

    Snow then
    Rain/Snow
    Likely

  • Friday Night

    Friday Night: Snow.  Cloudy, with a low around 21.

    Low: 21 °F

    Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 17. West northwest wind 12 to 17 mph becoming light west southwest after midnight. Winds could gust as high as 30 mph.
Tuesday
A chance of snow between 3pm and 5pm. Mostly sunny, with a high near 36. Light and variable wind becoming west northwest 9 to 14 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday Night
A 20 percent chance of snow before midnight. Partly cloudy, with a low around 15. West wind 7 to 11 mph, with gusts as high as 22 mph.
Wednesday
A 20 percent chance of snow after noon. Increasing clouds, with a high near 42. Breezy, with a southwest wind 8 to 13 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 33 mph.
Wednesday Night
A chance of snow before 3am, then a chance of rain and snow. Cloudy, with a low around 31. West southwest wind 10 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Thursday
Rain, possibly mixed with snow, mainly after noon. High near 47. Windy, with a west southwest wind 20 to 25 mph increasing to 31 to 36 mph in the afternoon. Winds could gust as high as 50 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday Night
Rain and snow, becoming all snow after midnight. Low around 26. Blustery, with a west northwest wind 18 to 23 mph becoming west northwest 8 to 13 mph after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Friday
Snow before noon, then rain and snow likely. Cloudy, with a high near 41. West southwest wind 8 to 15 mph, with gusts as high as 23 mph.
Friday Night
Snow. Cloudy, with a low around 21.
Saturday
Snow. Cloudy, with a high near 34.
Saturday Night
Snow likely. Mostly cloudy, with a low around 10.
Sunday
A chance of snow. Cloudy, with a high near 33.
Sunday Night
A chance of snow. Cloudy, with a low around 19.
Monday
A chance of rain and snow. Cloudy, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Lewistown MT
 47.11°N 109.46°W (Elev. 3898 ft)
1:11 pm MDT Mar 9, 2026
3pm MDT Mar 9, 2026-6pm MDT Mar 16, 2026
 
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