Weather in Lewistown, Montana, United States

7-Day Detailed Weather Forecast for Lewistown

Today

Temperature: 13°F

Wind Speed: 7 mph

Wind Direction: ESE

Forecast: Snow. Cloudy. High near 13, with temperatures falling to around 10 in the afternoon. Wind chill values as low as -6. East southeast wind around 7 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

Tonight

Temperature: 2°F

Wind Speed: 7 mph

Wind Direction: WSW

Forecast: Snow likely. Cloudy. Low around 2, with temperatures rising to around 5 overnight. Wind chill values as low as -6. West southwest wind around 7 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

Saturday

Temperature: 33°F

Wind Speed: 3 to 7 mph

Wind Direction: S

Forecast: A chance of snow before 11am. Mostly cloudy. High near 33, with temperatures falling to around 28 in the afternoon. Wind chill values as low as -6. South wind 3 to 7 mph. Chance of precipitation is 30%. New snow accumulation of less than half an inch possible.

Saturday Night

Temperature: 22°F

Wind Speed: 7 to 10 mph

Wind Direction: SSW

Forecast: Partly cloudy, with a low around 22. South southwest wind 7 to 10 mph.

Sunday

Temperature: 49°F

Wind Speed: 13 mph

Wind Direction: SW

Forecast: Partly sunny, with a high near 49. Southwest wind around 13 mph, with gusts as high as 22 mph.

Sunday Night

Temperature: 35°F

Wind Speed: 13 mph

Wind Direction: SW

Forecast: Mostly cloudy, with a low around 35. Southwest wind around 13 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: 38°F

Wind Speed: 17 mph

Wind Direction: SW

Forecast: Mostly cloudy, with a low around 38. Southwest wind around 17 mph, with gusts as high as 30 mph.

Tuesday

Temperature: 49°F

Wind Speed: 12 to 17 mph

Wind Direction: WSW

Forecast: A chance of rain and snow after 5pm. Partly sunny, with a high near 49.

Tuesday Night

Temperature: 29°F

Wind Speed: 12 to 16 mph

Wind Direction: SW

Forecast: A chance of rain and snow. Mostly cloudy, with a low around 29. New snow accumulation of less than one inch possible.

Wednesday

Temperature: 41°F

Wind Speed: 16 to 23 mph

Wind Direction: W

Forecast: A chance of rain and snow before 5pm. Mostly sunny, with a high near 41. New snow accumulation of less than one inch possible.

Wednesday Night

Temperature: 20°F

Wind Speed: 9 to 17 mph

Wind Direction: W

Forecast: A slight chance of snow after 5am. Partly cloudy, with a low around 20.

Thursday

Temperature: 38°F

Wind Speed: 10 mph

Wind Direction: SW

Forecast: A chance of snow. Partly sunny, with a high near 38. New snow accumulation of less than half an inch possible.

Thursday Night

Temperature: 26°F

Wind Speed: 12 mph

Wind Direction: SW

Forecast: A chance of snow before 2am, then a slight chance of rain and snow. Mostly cloudy, with a low around 26. New snow accumulation of less than half an inch possible.