Dangerous Cold for Most of the Eastern U.S.; Critical Fire Weather for Southern California

Arctic air encompassing the eastern two-thirds of the United States will persist with a slow return to normal temperatures expected by the end of the week. The below average temperatures will prolong the travel impacts and exacerbate the threat from the cold for those with power outages across the Gulf Coast and Southeast. Critical fire weather conditions persist in southern California. Read More >

Current conditions at

Lewistown, Lewistown Municipal Airport (KLWT)

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

light snow,freezing fog

22°F

-6°C

Humidity 88%
Wind Speed WNW 26 MPH
Barometer 30.38 in (1028.79 mb)
Dewpoint 19°F (-7°C)
Visibility 0.25 mi
Wind Chill5°F (-15°C)
Last update 22 Jan 01:54 PM MST
Extended Forecast for

Lewistown MT

Blizzard Warning January 22, 02:09pm until January 22, 09:00pm
Click here for hazard details and duration
Blizzard Warning
  •  
    Blizzard Warning January 22, 02:09pm until January 22, 09:00pm

    NOW until 9:00pm Wed

    Blizzard Warning

  • This Afternoon

    High: 25 °F

    Snow and
    Patchy
    Blowing Snow

  • Tonight

    Tonight: Snow, mainly before 8pm.  Patchy blowing snow before 8pm. Low around 10. Northwest wind 13 to 18 mph becoming southwest 6 to 11 mph after midnight. Winds could gust as high as 31 mph.  Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 10 °F

    Snow and
    Patchy
    Blowing Snow
    then Partly
    Cloudy

  • Thursday

    Thursday: Increasing clouds, with a high near 35. West southwest wind 6 to 15 mph, with gusts as high as 25 mph.

    High: 35 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Snow likely, mainly after 11pm.  Mostly cloudy, with a low around 19. West northwest wind 11 to 15 mph, with gusts as high as 26 mph.  Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 19 °F

    Snow Likely

  • Friday

    Friday: A 20 percent chance of snow before 11am.  Mostly cloudy, with a high near 25. West northwest wind 10 to 17 mph, with gusts as high as 28 mph.

    High: 25 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Friday Night

    Friday Night: A 30 percent chance of snow, mainly after 11pm.  Mostly cloudy, with a low around 8. Northwest wind 13 to 15 mph, with gusts as high as 28 mph.  New snow accumulation of less than a half inch possible.

    Low: 8 °F

    Chance Snow

  • Saturday

    Saturday: Partly sunny, with a high near 19. West northwest wind 8 to 10 mph, with gusts as high as 18 mph.

    High: 19 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 3. South southwest wind around 6 mph.

    Low: 3 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Snow. Patchy blowing snow. High near 25. Blustery, with a northwest wind around 23 mph, with gusts as high as 37 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 2 to 4 inches possible.
Tonight
Snow, mainly before 8pm. Patchy blowing snow before 8pm. Low around 10. Northwest wind 13 to 18 mph becoming southwest 6 to 11 mph after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Thursday
Increasing clouds, with a high near 35. West southwest wind 6 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Snow likely, mainly after 11pm. Mostly cloudy, with a low around 19. West northwest wind 11 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Friday
A 20 percent chance of snow before 11am. Mostly cloudy, with a high near 25. West northwest wind 10 to 17 mph, with gusts as high as 28 mph.
Friday Night
A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 8. Northwest wind 13 to 15 mph, with gusts as high as 28 mph. New snow accumulation of less than a half inch possible.
Saturday
Partly sunny, with a high near 19. West northwest wind 8 to 10 mph, with gusts as high as 18 mph.
Saturday Night
Partly cloudy, with a low around 3. South southwest wind around 6 mph.
Sunday
Mostly sunny, with a high near 32.
Sunday Night
Partly cloudy, with a low around 19.
Monday
Sunny, with a high near 40.
Monday Night
Mostly clear, with a low around 21.
Tuesday
Sunny, with a high near 40.
Click Map For Forecast

ABOUT THIS FORECAST

 
Point Forecast:
Lewistown MT
 47.07°N 109.43°W (Elev. 3898 ft)
1:38 pm MST Jan 22, 2025
2pm MST Jan 22, 2025-6pm MST Jan 28, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database