Thursday
Sunny
High:
50°F
Sunny, with a high near 50. West southwest wind 3 to 6 mph.
Lewistown, MT Weather - Extended Forecast
Thursday Night
Mostly clear
Overnight low:
31°F
Mostly clear, with a low around 31. West southwest wind 7 to 10 mph, with gusts as high as 20 mph.
Friday
Mostly sunny
High:
53°F
Mostly sunny, with a high near 53. West southwest wind around 10 mph, with gusts as high as 21 mph.
Friday Night
Mostly cloudy
Overnight low:
35°F
Mostly cloudy, with a low around 35. Southwest wind 9 to 11 mph, with gusts as high as 24 mph.
Saturday
Partly sunny
High:
58°F
Saturday Night
Chance of rain
Overnight low:
30°F
Sunday
Chance of rain or snow
High:
42°F
Sunday Night
Chance of snow
Overnight low:
21°F
Monday
Chance of snow
High:
36°F