Lewistown, MT Weather - Extended Forecast

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%.

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