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Hazardous Weather Conditions
Current conditions at
Lewistown, Lewistown Municipal Airport (KLWT)
Lat: 47.04917°NLon: 109.46639°WElev: 4167.0ft.Mist
-6°F
-21°C
| Humidity | 83% |
| Wind Speed | NW 3 MPH |
| Barometer | 30.34 in (1027.43 mb) |
| Dewpoint | -9°F (-23°C) |
| Visibility | 4.00 mi |
| Last update | 23 Jan 09:35 AM MST |
Extended Forecast for
Lewistown Municipal MT
Cold Weather Advisory January 23, 09:55am until January 23, 11:00am
NOW until 11:00am Fri
Cold Weather Advisory
Today
High: 6 °F
Slight Chance
Snow then
Partly SunnyTonight

Low: -7 °F
Increasing
CloudsSaturday

High: 18 °F
Snow Likely
Saturday Night
Low: -4 °F
Snow then
Chance SnowSunday

High: 25 °F
Mostly Sunny
Sunday Night

Low: 13 °F
Mostly Clear
Monday

High: 36 °F
Mostly Sunny
Monday Night

Low: 16 °F
Mostly Cloudy
Detailed Forecast
Today
A 20 percent chance of snow before 10am. Mostly cloudy, with a high near 6. Wind chill values as low as -10. Light and variable wind becoming west northwest around 5 mph.
Tonight
Increasing clouds, with a low around -7. Wind chill values as low as -15. Southwest wind 3 to 6 mph.
Saturday
Snow likely, mainly after 11am. Cloudy, with a high near 18. Wind chill values as low as -5. West southwest wind 7 to 15 mph becoming northwest in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Saturday Night
Snow, mainly before 11pm. Low around -4. Northwest wind 6 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Sunday
Mostly sunny, with a high near 25. Southwest wind 5 to 7 mph.
Sunday Night
Mostly clear, with a low around 13. West southwest wind around 10 mph.
Monday
Mostly sunny, with a high near 36. West wind 6 to 9 mph.
Monday Night
Mostly cloudy, with a low around 16. West wind 6 to 8 mph.
Tuesday
Partly sunny, with a high near 34.
Tuesday Night
Partly cloudy, with a low around 17.
Wednesday
Partly sunny, with a high near 37.
Wednesday Night
Mostly cloudy, with a low around 17.
Thursday
Partly sunny, with a high near 37.
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ABOUT THIS FORECAST
Point Forecast:
Lewistown Municipal MT
47.04°N 109.45°W (Elev. 4111 ft)
47.04°N 109.45°W (Elev. 4111 ft)
3:22 am MST Jan 23, 2026
9am MST Jan 23, 2026-6pm MST Jan 29, 2026



