Current conditions at
Lewistown, Lewistown Municipal Airport (KLWT)
Lat: 47.04917°NLon: 109.46639°WElev: 4167.0ft.
Clear
N/A
| Humidity | 80% |
| Wind Speed | SE 4 MPH |
| Barometer | NA |
| Dewpoint | N/A |
| Visibility | 10.00 mi |
| Last update | 05 Apr 02:15 AM MDT |
Extended Forecast for
Lewistown Municipal MT
Tonight

Low: 40 °F
Partly Cloudy
Saturday
High: 73 °F
Mostly Sunny
then Chance
ShowersSaturday Night
Low: 40 °F
Showers
Likely then
Slight Chance
RainSunday
High: 60 °F
Mostly Sunny
then Chance
RainSunday Night
Low: 37 °F
Rain then
Rain LikelyMonday
High: 53 °F
Chance Rain
then ShowersMonday Night
Low: 33 °F
Chance Rain
then Slight
Chance RainTuesday
High: 57 °F
Mostly Sunny
then Slight
Chance RainTuesday Night

Low: 35 °F
Partly Cloudy
Detailed Forecast
Tonight
Partly cloudy, with a low around 40. East southeast wind 7 to 9 mph.
Saturday
A 30 percent chance of showers, mainly after 3pm. Mostly sunny, with a high near 73. South southeast wind 7 to 14 mph becoming west southwest in the afternoon. Winds could gust as high as 23 mph.
Saturday Night
Showers likely before midnight, then a slight chance of rain after midnight. Mostly cloudy, with a low around 40. West southwest wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.
Sunday
A 50 percent chance of rain after noon. Partly sunny, with a high near 60. West southwest wind around 10 mph becoming northwest in the afternoon. Winds could gust as high as 18 mph.
Sunday Night
Rain. Low around 37. East northeast wind 6 to 8 mph becoming south after midnight. Chance of precipitation is 90%.
Monday
A chance of rain, then showers and possibly a thunderstorm after noon. High near 53. West southwest wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%.
Monday Night
A 50 percent chance of rain, mainly before midnight. Mostly cloudy, with a low around 33. West southwest wind around 9 mph, with gusts as high as 18 mph.
Tuesday
A slight chance of rain after noon. Mostly sunny, with a high near 57. West southwest wind 9 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 35.
Wednesday
A chance of rain after noon. Mostly cloudy, with a high near 56.
Wednesday Night
Rain and snow likely. Mostly cloudy, with a low around 27.
Thursday
Snow likely. Mostly cloudy, with a high near 40.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 22.
Friday
A chance of snow. Partly sunny, with a high near 45.
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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)
4:27 pm MDT Apr 10, 2026
5pm MDT Apr 10, 2026-6pm MDT Apr 17, 2026


