Saturday
Mostly sunny
High:
48°F
Mostly sunny, with a high near 48. West wind 9 to 13 mph, with gusts as high as 23 mph.
Lewistown, MT Weather - Extended Forecast
Saturday Night
Mostly cloudy
Overnight low:
32°F
Mostly cloudy, with a low around 32. West southwest wind around 10 mph, with gusts as high as 18 mph.
Sunday
Mostly sunny
High:
54°F
Mostly sunny, with a high near 54. West southwest wind 10 to 15 mph, with gusts as high as 28 mph.
Sunday Night
Mostly cloudy
Overnight low:
36°F
Mostly cloudy, with a low around 36. West southwest wind 10 to 13 mph, with gusts as high as 23 mph.
Monday
Partly sunny
High:
56°F
Monday Night
Mostly cloudy
Overnight low:
37°F
Tuesday
Mostly cloudy
High:
54°F
Tuesday Night
Mostly cloudy
Overnight low:
34°F
Wednesday
Mostly sunny
High:
57°F
Wednesday Night
Mostly clear
Overnight low:
33°F
Thursday
Chance of rain or snow
High:
48°F