Weather in Lewistown, Montana, United States

7-Day Detailed Weather Forecast for Lewistown

Overnight

Temperature: 33°F

Wind Speed: 12 mph

Wind Direction: SW

Forecast: A slight chance of rain before 4am. Mostly cloudy. Low around 33, with temperatures rising to around 38 overnight. Southwest wind around 12 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

Sunday

Temperature: 52°F

Wind Speed: 10 to 16 mph

Wind Direction: SW

Forecast: Mostly sunny. High near 52, with temperatures falling to around 46 in the afternoon. Southwest wind 10 to 16 mph, with gusts as high as 28 mph.

Sunday Night

Temperature: 30°F

Wind Speed: 6 to 9 mph

Wind Direction: SSW

Forecast: Partly cloudy. Low around 30, with temperatures rising to around 33 overnight. South southwest wind 6 to 9 mph, with gusts as high as 18 mph.

Monday

Temperature: 47°F

Wind Speed: 5 to 8 mph

Wind Direction: SW

Forecast: A slight chance of rain and snow after 5pm. Partly sunny, with a high near 47. Southwest wind 5 to 8 mph. Chance of precipitation is 20%.

Monday Night

Temperature: 24°F

Wind Speed: 6 to 13 mph

Wind Direction: W

Forecast: A slight chance of rain and snow before 11pm. Mostly cloudy, with a low around 24. West wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

Tuesday

Temperature: 42°F

Wind Speed: 13 to 23 mph

Wind Direction: WSW

Forecast: Mostly sunny, with a high near 42. West southwest wind 13 to 23 mph, with gusts as high as 36 mph.

Tuesday Night

Temperature: 29°F

Wind Speed: 12 to 18 mph

Wind Direction: WSW

Forecast: Mostly cloudy, with a low around 29. West southwest wind 12 to 18 mph, with gusts as high as 32 mph.

Wednesday

Temperature: 40°F

Wind Speed: 12 to 20 mph

Wind Direction: WSW

Forecast: Mostly sunny, with a high near 40. West southwest wind 12 to 20 mph, with gusts as high as 32 mph.

Wednesday Night

Temperature: 22°F

Wind Speed: 7 to 14 mph

Wind Direction: WSW

Forecast: Partly cloudy, with a low around 22.

Thursday

Temperature: 38°F

Wind Speed: 7 to 15 mph

Wind Direction: WSW

Forecast: Mostly sunny, with a high near 38.

Thursday Night

Temperature: 19°F

Wind Speed: 10 mph

Wind Direction: W

Forecast: A slight chance of snow after 5am. Mostly cloudy, with a low around 19.

Friday

Temperature: 37°F

Wind Speed: 10 to 15 mph

Wind Direction: W

Forecast: A slight chance of snow before 11am. Partly sunny, with a high near 37.

Friday Night

Temperature: 22°F

Wind Speed: 7 to 12 mph

Wind Direction: W

Forecast: Partly cloudy, with a low around 22.

Saturday

Temperature: 46°F

Wind Speed: 7 to 10 mph

Wind Direction: WSW

Forecast: Mostly sunny, with a high near 46.