Lewistown Airport (LWT) Weather 11/25/2025
This Afternoon
42
Partly Sunny
Tonight
24
Mostly Clear
Thursday
53
Sunny
Thursday Night
29
Mostly Clear
Friday
54
Sunny
Friday Night
32
Partly Cloudy
Saturday
54
Mostly Sunny
Saturday Night
34
Mostly Cloudy
Sunday
52
Slight Chance Rain
Sunday Night
31
Slight Chance Rain/Snow
Monday
49
Chance Rain/Snow
Monday Night
22
Chance Rain/Snow
Tuesday
33
Chance Snow
Weekly Forecast
This Afternoon
Partly sunny, with a high near 42. West northwest wind around 6 mph becoming calm.
Tonight
Mostly clear, with a low around 24. Calm wind becoming southeast around 6 mph in the evening.
Thursday
Sunny, with a high near 53. South southeast wind around 6 mph becoming light and variable in the morning.
Thursday Night
Mostly clear, with a low around 29. Calm wind becoming south southwest around 6 mph in the evening.
Friday
Sunny, with a high near 54. Southwest wind 7 to 10 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 32. West southwest wind 8 to 10 mph.
Saturday
Mostly sunny, with a high near 54. West southwest wind 9 to 14 mph, with gusts as high as 23 mph.
Saturday Night
Mostly cloudy, with a low around 34. West southwest wind around 10 mph.
Sunday
A slight chance of rain. Partly sunny, with a high near 52.
Sunday Night
A slight chance of rain before 8pm, then a slight chance of rain and snow. Mostly cloudy, with a low around 31.
Monday
A chance of rain and snow. Partly sunny, with a high near 49.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 22.
Tuesday
A chance of snow. Mostly cloudy, with a high near 33.