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Current conditions at
Lewistown, Lewistown Municipal Airport (KLWT)
Lat: 47.04917°NLon: 109.46639°WElev: 4167.0ft.
Clear
12°F
-11°C
| Humidity | 85% |
| Wind Speed | WNW 3 MPH |
| Barometer | 30.14 in (1020.66 mb) |
| Dewpoint | 9°F (-13°C) |
| Visibility | 10.00 mi |
| Last update | 21 Jan 11:05 PM MST |
Extended Forecast for
Lewistown Municipal MT
Tonight
Low: 5 °F
Mostly Cloudy
Thursday
High: 13 °F
Mostly Cloudy
Thursday Night
Low: -8 °F
Chance Snow
Friday
High: 5 °F
Slight Chance
Snow then
Partly SunnyFriday Night
Low: -6 °F
Partly Cloudy
Saturday
High: 18 °F
Slight Chance
SnowSaturday Night
Low: 2 °F
Slight Chance
Snow then
Mostly CloudySunday
High: 23 °F
Partly Sunny
Sunday Night
Low: 8 °F
Partly Cloudy
Detailed Forecast
Tonight
Mostly cloudy, with a low around 5. Wind chill values as low as zero. West northwest wind around 6 mph.
Thursday
Mostly cloudy, with a high near 13. Wind chill values as low as -5. West northwest wind 6 to 8 mph.
Thursday Night
A 40 percent chance of snow. Cloudy, with a low around -8. Wind chill values as low as -15. Northeast wind 6 to 8 mph. New snow accumulation of less than a half inch possible.
Friday
A 20 percent chance of snow before 11am. Partly sunny and cold, with a high near 5. Wind chill values as low as -20. East wind around 6 mph becoming northwest in the morning.
Friday Night
Partly cloudy, with a low around -6. West northwest wind around 6 mph becoming south southwest in the evening.
Saturday
A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 18. West northwest wind 6 to 10 mph, with gusts as high as 20 mph.
Saturday Night
A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 2. West northwest wind around 9 mph.
Sunday
Partly sunny, with a high near 23. West wind around 9 mph.
Sunday Night
Partly cloudy, with a low around 8.
Monday
Mostly sunny, with a high near 38.
Monday Night
Mostly cloudy, with a low around 18.
Tuesday
Partly sunny, with a high near 37.
Tuesday Night
Partly cloudy, with a low around 18.
Wednesday
Mostly sunny, with a high near 42.
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Forecast AreaABOUT 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)
9:53 pm MST Jan 21, 2026
11pm MST Jan 21, 2026-6pm MST Jan 28, 2026
Additional Resources
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