Lewistown Airport (LWT) Weather 09/24/2025
Tonight
49
Mostly Clear
Saturday
81
Sunny
Saturday Night
51
Mostly Clear
Sunday
81
Sunny
Sunday Night
46
Showers Likely
Monday
61
Chance Showers
Monday Night
40
Mostly Clear
Tuesday
73
Sunny
Tuesday Night
46
Clear
Wednesday
79
Sunny
Wednesday Night
49
Mostly Clear
Thursday
77
Sunny
Thursday Night
45
Slight Chance Rain
Weekly Forecast
Tonight
Mostly clear, with a low around 49. Light and variable wind becoming southeast around 6 mph in the evening.
Saturday
Sunny, with a high near 81. South southeast wind around 6 mph becoming light and variable.
Saturday Night
Mostly clear, with a low around 51. Northwest wind 5 to 8 mph becoming southeast in the evening.
Sunday
Sunny, with a high near 81. South southwest wind 7 to 9 mph becoming west northwest in the afternoon. Winds could gust as high as 18 mph.
Sunday Night
Showers likely. Mostly cloudy, with a low around 46. West wind 7 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.
Monday
A chance of showers before noon, then a slight chance of rain after noon. Partly sunny, with a high near 61. Northwest wind 13 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Monday Night
Mostly clear, with a low around 40. Northwest wind 6 to 9 mph becoming south after midnight.
Tuesday
Sunny, with a high near 73. South wind 5 to 7 mph.
Tuesday Night
Clear, with a low around 46.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Sunny, with a high near 77.
Thursday Night
A slight chance of rain. Partly cloudy, with a low around 45.