Weather in Lewistown, Montana, United States

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7-Day Detailed Weather Forecast for Lewistown

This Afternoon

Temperature: 81°F

Wind Speed: 8 mph

Wind Direction: NW

Forecast: Mostly sunny, with a high near 81. Northwest wind around 8 mph.

Tonight

Temperature: 51°F

Wind Speed: 3 to 8 mph

Wind Direction: SE

Forecast: Mostly clear. Low around 51, with temperatures rising to around 55 overnight. Southeast wind 3 to 8 mph.

Thursday

Temperature: 85°F

Wind Speed: 5 to 14 mph

Wind Direction: W

Forecast: Areas of smoke after 9am. Sunny, with a high near 85. West wind 5 to 14 mph, with gusts as high as 20 mph.

Thursday Night

Temperature: 52°F

Wind Speed: 6 to 9 mph

Wind Direction: ENE

Forecast: Areas of smoke before midnight. Partly cloudy, with a low around 52. East northeast wind 6 to 9 mph.

Friday

Temperature: 89°F

Wind Speed: 3 to 8 mph

Wind Direction: SW

Forecast: Sunny, with a high near 89. Southwest wind 3 to 8 mph.

Friday Night

Temperature: 55°F

Wind Speed: 3 to 7 mph

Wind Direction: SE

Forecast: Mostly clear, with a low around 55. Southeast wind 3 to 7 mph.

Saturday

Temperature: 91°F

Wind Speed: 2 to 9 mph

Wind Direction: WNW

Forecast: Sunny, with a high near 91. West northwest wind 2 to 9 mph, with gusts as high as 20 mph.

Saturday Night

Temperature: 56°F

Wind Speed: 8 mph

Wind Direction: ESE

Forecast: Mostly clear, with a low around 56. East southeast wind around 8 mph.

Sunday

Temperature: 87°F

Wind Speed: 5 to 12 mph

Wind Direction: WNW

Forecast: Mostly sunny, with a high near 87.

Sunday Night

Temperature: 53°F

Wind Speed: 5 to 10 mph

Wind Direction: E

Forecast: Mostly clear, with a low around 53.

Monday

Temperature: 86°F

Wind Speed: 2 to 9 mph

Wind Direction: ESE

Forecast: Mostly sunny, with a high near 86.

Monday Night

Temperature: 55°F

Wind Speed: 5 to 9 mph

Wind Direction: E

Forecast: Mostly clear, with a low around 55.

Tuesday

Temperature: 87°F

Wind Speed: 2 to 7 mph

Wind Direction: E

Forecast: A slight chance of rain showers after noon. Sunny, with a high near 87.

Tuesday Night

Temperature: 55°F

Wind Speed: 5 to 8 mph

Wind Direction: ESE

Forecast: A slight chance of rain showers before midnight. Partly cloudy, with a low around 55.