Lewistown, MT Weather - Extended Forecast

Saturday

Chance of snow

High:
20°F

A 30 percent chance of snow before 11am. Partly sunny, with a high near 20. Northwest wind 11 to 16 mph, with gusts as high as 28 mph. Little or no snow accumulation expected.

Saturday Night

Partly cloudy

Overnight low:
-2°F

Partly cloudy, with a low around -2. West wind 6 to 14 mph, with gusts as high as 24 mph.

Sunday

Sunny

High:
31°F

Sunny, with a high near 31. Light west wind.

Sunday Night

Partly cloudy

Overnight low:
17°F

Partly cloudy, with a low around 17.

Monday

Partly sunny

High:
46°F

Monday Night

Partly cloudy

Overnight low:
28°F

Tuesday

Partly sunny

High:
48°F

Tuesday Night

Chance of rain or snow

Overnight low:
28°F

Wednesday

Mostly sunny

High:
49°F