Current conditions at
Lewistown, Lewistown Municipal Airport (KLWT)
Lat: 47.04917°NLon: 109.46639°WElev: 4167.0ft.NA
45°F
7°C
| Humidity | 48% |
| Wind Speed | W 8 MPH |
| Barometer | 29.68 in (1005.08 mb) |
| Dewpoint | 26°F (-3°C) |
| Visibility | 10.00 mi |
| Wind Chill | 41°F (5°C) |
| Last update | 15 Apr 02:05 AM MDT |
Extended Forecast for
Lewistown Municipal MT
This Afternoon

High: 58 °F
Chance
ShowersTonight

Low: 26 °F
Rain/Snow
Thursday

High: 38 °F
Chance Snow
and BreezyThursday Night
Low: 18 °F
Slight Chance
Snow Showers
then Partly
CloudyFriday

High: 41 °F
Chance Snow
Friday Night
Low: 24 °F
Slight Chance
Snow then
Partly CloudySaturday

High: 54 °F
Sunny
Saturday Night

Low: 30 °F
Mostly Clear
Sunday

High: 65 °F
Sunny
Detailed Forecast
This Afternoon
A 50 percent chance of showers, mainly after 3pm. Mostly cloudy, with a high near 58. Southwest wind 11 to 14 mph, with gusts as high as 23 mph.
Tonight
Rain and snow showers, becoming all snow after 2am. Some thunder is also possible. Low around 26. West northwest wind 8 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday
A chance of snow before noon, then a chance of snow showers after 1pm. Partly sunny, with a high near 38. Breezy, with a west northwest wind 16 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Thursday Night
A 20 percent chance of snow showers before midnight. Mostly cloudy, with a low around 18. West northwest wind 9 to 18 mph, with gusts as high as 29 mph.
Friday
A 40 percent chance of snow, mainly after noon. Partly sunny, with a high near 41. West wind 8 to 15 mph, with gusts as high as 25 mph. Little or no snow accumulation expected.
Friday Night
A 20 percent chance of snow before midnight. Partly cloudy, with a low around 24. North northwest wind 6 to 13 mph becoming west southwest after midnight. Winds could gust as high as 22 mph.
Saturday
Sunny, with a high near 54. Southwest wind 7 to 9 mph becoming west northwest in the afternoon. Winds could gust as high as 18 mph.
Saturday Night
Mostly clear, with a low around 30. Northwest wind around 8 mph becoming south in the evening.
Sunday
Sunny, with a high near 65.
Sunday Night
Partly cloudy, with a low around 39.
Monday
Mostly sunny, with a high near 70.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 73.
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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)
1:16 pm MDT Apr 15, 2026
2pm MDT Apr 15, 2026-6pm MDT Apr 21, 2026


