Weather in Lewistown, Montana, United States

7-Day Detailed Weather Forecast for Lewistown

This Afternoon

Temperature: 75°F

Wind Speed: 20 to 24 mph

Wind Direction: W

Forecast: Partly sunny, with a high near 75. West wind 20 to 24 mph, with gusts as high as 39 mph.

Tonight

Temperature: 45°F

Wind Speed: 3 to 17 mph

Wind Direction: WSW

Forecast: Mostly cloudy. Low around 45, with temperatures rising to around 50 overnight. West southwest wind 3 to 17 mph, with gusts as high as 31 mph.

Saturday

Temperature: 57°F

Wind Speed: 2 to 13 mph

Wind Direction: WNW

Forecast: Rain likely after 10am. Mostly cloudy. High near 57, with temperatures falling to around 50 in the afternoon. West northwest wind 2 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.

Saturday Night

Temperature: 29°F

Wind Speed: 3 to 8 mph

Wind Direction: WNW

Forecast: A chance of rain before midnight. Partly cloudy, with a low around 29. West northwest wind 3 to 8 mph. Chance of precipitation is 30%.

Sunday

Temperature: 51°F

Wind Speed: 6 to 14 mph

Wind Direction: W

Forecast: Sunny, with a high near 51. West wind 6 to 14 mph, with gusts as high as 24 mph.

Sunday Night

Temperature: 29°F

Wind Speed: 3 to 10 mph

Wind Direction: SW

Forecast: Mostly cloudy, with a low around 29. Southwest wind 3 to 10 mph, with gusts as high as 20 mph.

Monday

Temperature: 57°F

Wind Speed: 2 to 7 mph

Wind Direction: WSW

Forecast: Mostly cloudy, with a high near 57. West southwest wind 2 to 7 mph.

Monday Night

Temperature: 32°F

Wind Speed: 5 to 8 mph

Wind Direction: S

Forecast: Mostly cloudy, with a low around 32. South wind 5 to 8 mph.

Tuesday

Temperature: 60°F

Wind Speed: 6 to 10 mph

Wind Direction: S

Forecast: Mostly cloudy, with a high near 60.

Tuesday Night

Temperature: 44°F

Wind Speed: 9 mph

Wind Direction: SW

Forecast: Mostly cloudy, with a low around 44.

Wednesday

Temperature: 68°F

Wind Speed: 9 to 22 mph

Wind Direction: W

Forecast: Mostly cloudy, with a high near 68.

Wednesday Night

Temperature: 28°F

Wind Speed: 13 to 20 mph

Wind Direction: WNW

Forecast: Mostly cloudy, with a low around 28.

Thursday

Temperature: 44°F

Wind Speed: 13 to 20 mph

Wind Direction: WNW

Forecast: A slight chance of snow after noon. Partly sunny, with a high near 44.

Thursday Night

Temperature: 21°F

Wind Speed: 6 to 15 mph

Wind Direction: W

Forecast: Mostly clear, with a low around 21.