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.

light snow,mist

25°F

-4°C

Humidity 100%
Wind Speed NNE 5 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 25°F (-4°C)
Visibility 1.00 mi
Wind Chill19°F (-7°C)
Last update 13 Mar 04:05 AM MDT
Extended Forecast for

5 Miles ENE Moore MT

Winter Storm Warning March 13, 04:21am until March 14, 06:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning March 13, 04:21am until March 14, 06:00pm

    NOW until 6:00pm Sat

    Winter Storm Warning

  • Overnight

    Low: 28 °F

    Snow

  • Friday

    Friday: Snow. High near 33. West wind around 7 mph becoming north northeast in the afternoon. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    High: 33 °F

    Snow

  • Friday Night

    Friday Night: Snow. Low around 23. North northeast wind around 7 mph becoming east southeast after midnight. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 23 °F

    Snow

  • Saturday

    Saturday: Snow. The snow could be heavy at times. High near 36. East southeast wind 6 to 15 mph becoming north in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    High: 36 °F

    Heavy Snow

  • Saturday Night

    Saturday Night: Snow, mainly before midnight. Low around 5. North wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 5 °F

    Snow then
    Chance Snow

  • Sunday

    Sunday: A 30 percent chance of snow. Partly sunny, with a high near 29. South southwest wind around 7 mph. Little or no snow accumulation expected.

    High: 29 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 13. West wind 5 to 10 mph becoming south in the evening.

    Low: 13 °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 47. South southwest wind 10 to 14 mph, with gusts as high as 23 mph.

    High: 47 °F

    Chance Snow
    then Chance
    Rain/Snow

Detailed Forecast

Overnight
Snow. Steady temperature around 28. West wind around 7 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 3 inches possible.
Friday
Snow. High near 33. West wind around 7 mph becoming north northeast in the afternoon. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Friday Night
Snow. Low around 23. North northeast wind around 7 mph becoming east southeast after midnight. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Saturday
Snow. The snow could be heavy at times. High near 36. East southeast wind 6 to 15 mph becoming north in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Saturday Night
Snow, mainly before midnight. Low around 5. North wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 29. South southwest wind around 7 mph. Little or no snow accumulation expected.
Sunday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 13. West wind 5 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 47. South southwest wind 10 to 14 mph, with gusts as high as 23 mph.
Monday Night
A chance of rain, mainly before midnight. Mostly cloudy, with a low around 38.
Tuesday
A slight chance of rain before noon. Partly sunny, with a high near 58. Breezy.
Tuesday Night
Mostly cloudy, with a low around 41.
Wednesday
Partly sunny, with a high near 65.
Wednesday Night
Mostly cloudy, with a low around 43.
Thursday
Partly sunny, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Moore MT
 46.99°N 109.6°W (Elev. 4324 ft)
Last Update:
3:51 am MDT Mar 13, 2026
Forecast Valid:
4am MDT Mar 13, 2026-6pm MDT Mar 19, 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