Friday
Chance of showers
High:
62°F
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 62. West wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 50%.
Lewistown, MT Weather - Extended Forecast
Friday Night
Chance of showers
Overnight low:
44°F
A 50 percent chance of showers. Mostly cloudy, with a low around 44. West wind 6 to 10 mph.
Saturday
Chance of showers
High:
62°F
A chance of showers. Partly sunny, with a high near 62. West wind 5 to 8 mph becoming east northeast in the afternoon.
Saturday Night
Chance of showers
Overnight low:
42°F
A chance of showers before midnight. Partly cloudy, with a low around 42.
Sunday
Mostly sunny
High:
65°F
Sunday Night
Chance of showers and thunderstorms
Overnight low:
42°F
Monday
Mostly sunny
High:
66°F
Monday Night
Partly cloudy
Overnight low:
42°F
Tuesday
Sunny
High:
69°F