Weather in Lewistown, Montana, United States

7-Day Detailed Weather Forecast for Lewistown

Today

Temperature: 26°F

Wind Speed: 3 to 7 mph

Wind Direction: SE

Forecast: Partly sunny, with a high near 26. Southeast wind 3 to 7 mph.

Tonight

Temperature: 22°F

Wind Speed: 10 mph

Wind Direction: SSE

Forecast: Mostly clear. Low around 22, with temperatures rising to around 38 overnight. South southeast wind around 10 mph.

Sunday

Temperature: 49°F

Wind Speed: 13 mph

Wind Direction: SW

Forecast: Partly sunny. High near 49, with temperatures falling to around 44 in the afternoon. Southwest wind around 13 mph, with gusts as high as 23 mph.

Sunday Night

Temperature: 34°F

Wind Speed: 12 mph

Wind Direction: SW

Forecast: Mostly cloudy, with a low around 34. Southwest wind around 12 mph, with gusts as high as 21 mph.

Monday

Temperature: 51°F

Wind Speed: 10 to 15 mph

Wind Direction: SW

Forecast: Partly sunny, with a high near 51. Southwest wind 10 to 15 mph, with gusts as high as 26 mph.

Monday Night

Temperature: 39°F

Wind Speed: 15 to 20 mph

Wind Direction: WSW

Forecast: Mostly cloudy, with a low around 39. West southwest wind 15 to 20 mph, with gusts as high as 33 mph.

Tuesday

Temperature: 50°F

Wind Speed: 10 to 18 mph

Wind Direction: WSW

Forecast: A slight chance of rain and snow after 5pm. Mostly sunny, with a high near 50. West southwest wind 10 to 18 mph, with gusts as high as 33 mph.

Tuesday Night

Temperature: 32°F

Wind Speed: 10 to 16 mph

Wind Direction: SW

Forecast: A chance of rain and snow. Mostly cloudy, with a low around 32. Southwest wind 10 to 16 mph, with gusts as high as 29 mph.

Wednesday

Temperature: 45°F

Wind Speed: 16 to 26 mph

Wind Direction: WSW

Forecast: A chance of rain before 8am, then a chance of rain and snow between 8am and 5pm. Partly sunny, with a high near 45. New snow accumulation of less than half an inch possible.

Wednesday Night

Temperature: 18°F

Wind Speed: 10 to 18 mph

Wind Direction: W

Forecast: A slight chance of snow after 5am. Partly cloudy, with a low around 18.

Thursday

Temperature: 40°F

Wind Speed: 10 mph

Wind Direction: SW

Forecast: A chance of snow. Partly sunny, with a high near 40.

Thursday Night

Temperature: 26°F

Wind Speed: 12 mph

Wind Direction: SW

Forecast: A chance of snow before 2am, then a chance of rain and snow. Mostly cloudy, with a low around 26.

Friday

Temperature: 43°F

Wind Speed: 14 mph

Wind Direction: W

Forecast: A chance of rain and snow. Partly sunny, with a high near 43.

Friday Night

Temperature: 22°F

Wind Speed: 7 to 12 mph

Wind Direction: WSW

Forecast: Mostly cloudy, with a low around 22.