Weather in Lewistown, Montana, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Lewistown
Today |
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Temperature: 49°F Wind Speed: 9 to 20 mph Wind Direction: W Forecast: Partly sunny. High near 49, with temperatures falling to around 42 in the afternoon. West wind 9 to 20 mph, with gusts as high as 35 mph. |
Tonight |
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Temperature: 35°F Wind Speed: 10 to 20 mph Wind Direction: SW Forecast: Rain likely after 5am. Mostly cloudy. Low around 35, with temperatures rising to around 43 overnight. Southwest wind 10 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. |
Wednesday |
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Temperature: 48°F Wind Speed: 22 to 36 mph Wind Direction: WSW Forecast: Rain likely before 11am. Partly sunny. High near 48, with temperatures falling to around 33 in the afternoon. West southwest wind 22 to 36 mph, with gusts as high as 55 mph. Chance of precipitation is 60%. |
Wednesday Night |
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Temperature: 18°F Wind Speed: 8 to 33 mph Wind Direction: W Forecast: Mostly cloudy, with a low around 18. West wind 8 to 33 mph, with gusts as high as 55 mph. |
Thursday |
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Temperature: 42°F Wind Speed: 8 to 12 mph Wind Direction: SW Forecast: A chance of snow after 5pm. Partly sunny, with a high near 42. Southwest wind 8 to 12 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. |
Thursday Night |
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Temperature: 31°F Wind Speed: 12 to 17 mph Wind Direction: SW Forecast: A chance of snow before 11pm, then a chance of rain and snow. Mostly cloudy, with a low around 31. Southwest wind 12 to 17 mph, with gusts as high as 33 mph. Chance of precipitation is 40%. |
Friday |
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Temperature: 45°F Wind Speed: 10 to 18 mph Wind Direction: W Forecast: A chance of rain and snow. Mostly cloudy, with a high near 45. West wind 10 to 18 mph, with gusts as high as 33 mph. New snow accumulation of around one inch possible. |
Friday Night |
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Temperature: 20°F Wind Speed: 10 mph Wind Direction: W Forecast: A chance of snow. Mostly cloudy, with a low around 20. West wind around 10 mph, with gusts as high as 21 mph. New snow accumulation of less than one inch possible. |
Saturday |
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Temperature: 37°F Wind Speed: 7 to 12 mph Wind Direction: WSW Forecast: A slight chance of snow before 11am. Mostly sunny, with a high near 37. |
Saturday Night |
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Temperature: 20°F Wind Speed: 9 mph Wind Direction: WSW Forecast: A slight chance of snow after 5am. Partly cloudy, with a low around 20. |
Sunday |
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Temperature: 38°F Wind Speed: 8 mph Wind Direction: SW Forecast: A slight chance of snow. Mostly sunny, with a high near 38. |
Sunday Night |
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Temperature: 18°F Wind Speed: 7 mph Wind Direction: SSW Forecast: A chance of snow. Mostly cloudy, with a low around 18. |
Monday |
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Temperature: 42°F Wind Speed: 8 mph Wind Direction: WSW Forecast: A chance of snow. Mostly cloudy, with a high near 42. |
Monday Night |
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Temperature: 23°F Wind Speed: 7 mph Wind Direction: SW Forecast: A slight chance of snow. Mostly cloudy, with a low around 23. |