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

Hazardous Weather Conditions

Current conditions at

Lewistown, Lewistown Municipal Airport (KLWT)

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

snow,freezing fog

25°F

-4°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 25°F (-4°C)
Visibility 0.50 mi
Last update 13 Mar 06:05 PM MDT
Extended Forecast for

5 Miles ENE Moore MT

Winter Storm Warning March 13, 06:28pm until March 14, 06:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning March 13, 06:28pm until March 14, 06:00pm

    NOW until 6:00pm Sat

    Winter Storm Warning

  • Tonight

    Low: 22 °F

    Snow

  • Saturday

    Saturday: Snow. High near 35. East wind 7 to 12 mph becoming north 16 to 21 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 35 °F

    Snow

  • Saturday Night

    Saturday Night: Snow, mainly before midnight. Low around 5. Wind chill values as low as -5. North northwest wind 15 to 20 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 5 °F

    Snow then
    Chance Snow

  • Sunday

    Sunday: A 30 percent chance of snow, mainly before noon. Partly sunny, with a high near 27. Wind chill values as low as -5. West southwest wind 5 to 7 mph. Little or no snow accumulation expected.

    High: 27 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 12. West northwest wind 6 to 10 mph becoming south in the evening.

    Low: 12 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Monday

    Monday: A chance of snow before noon, then a chance of rain and snow between noon and 3pm, then a chance of rain after 3pm. Mostly cloudy, with a high near 48. South southwest wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 48 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Monday Night

    Monday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 38. Breezy, with a west southwest wind 15 to 22 mph, with gusts as high as 33 mph.

    Low: 38 °F

    Chance Rain
    and Breezy

  • Tuesday

    Tuesday: A slight chance of rain before noon. Mostly cloudy, with a high near 58. Breezy, with a west southwest wind 24 to 29 mph, with gusts as high as 39 mph.

    High: 58 °F

    Breezy.
    Slight Chance
    Rain then
    Mostly Cloudy

Detailed Forecast

Tonight
Snow. Low around 22. Northeast wind around 8 mph becoming east southeast after midnight. Chance of precipitation is 100%. Total nighttime snow accumulation of 3 to 7 inches possible.
Saturday
Snow. High near 35. East wind 7 to 12 mph becoming north 16 to 21 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Saturday Night
Snow, mainly before midnight. Low around 5. Wind chill values as low as -5. North northwest wind 15 to 20 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Sunday
A 30 percent chance of snow, mainly before noon. Partly sunny, with a high near 27. Wind chill values as low as -5. West southwest wind 5 to 7 mph. Little or no snow accumulation expected.
Sunday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 12. West northwest wind 6 to 10 mph becoming south in the evening.
Monday
A chance of snow before noon, then a chance of rain and snow between noon and 3pm, then a chance of rain after 3pm. Mostly cloudy, with a high near 48. South southwest wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 38. Breezy, with a west southwest wind 15 to 22 mph, with gusts as high as 33 mph.
Tuesday
A slight chance of rain before noon. Mostly cloudy, with a high near 58. Breezy, with a west southwest wind 24 to 29 mph, with gusts as high as 39 mph.
Tuesday Night
Mostly cloudy, with a low around 42. Breezy.
Wednesday
Partly sunny, with a high near 64. Breezy.
Wednesday Night
Mostly cloudy, with a low around 43.
Thursday
Partly sunny, with a high near 69. Breezy.
Thursday Night
Mostly cloudy, with a low around 46.
Friday
Partly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Moore MT
 46.99°N 109.6°W (Elev. 4324 ft)
Last Update:
5:02 pm MDT Mar 13, 2026
Forecast Valid:
6pm MDT Mar 13, 2026-6pm MDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation