Weather in Lewistown, Montana, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Lewistown
Overnight |
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Temperature: 17°F Wind Speed: 9 to 15 mph Wind Direction: W Forecast: Partly cloudy. Low around 17, with temperatures rising to around 21 overnight. West wind 9 to 15 mph, with gusts as high as 25 mph. |
Thursday |
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Temperature: 40°F Wind Speed: 7 to 13 mph Wind Direction: SW Forecast: A slight chance of snow after 5pm. Partly sunny. High near 40, with temperatures falling to around 37 in the afternoon. Southwest wind 7 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 20%. |
Thursday Night |
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Temperature: 30°F Wind Speed: 15 to 23 mph Wind Direction: SW Forecast: A slight chance of snow before 9pm, then a chance of rain and snow. Mostly cloudy. Low around 30, with temperatures rising to around 43 overnight. Southwest wind 15 to 23 mph, with gusts as high as 39 mph. Chance of precipitation is 30%. |
Friday |
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Temperature: 46°F Wind Speed: 14 to 22 mph Wind Direction: W Forecast: A chance of rain before 8am, then a chance of rain and snow. Partly sunny, with a high near 46. West wind 14 to 22 mph, with gusts as high as 38 mph. Chance of precipitation is 50%. |
Friday Night |
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Temperature: 19°F Wind Speed: 10 to 14 mph Wind Direction: W Forecast: A slight chance of snow before 11pm. Partly cloudy, with a low around 19. West wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 20%. |
Saturday |
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Temperature: 36°F Wind Speed: 10 to 15 mph Wind Direction: W Forecast: Mostly sunny, with a high near 36. West wind 10 to 15 mph, with gusts as high as 26 mph. |
Saturday Night |
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Temperature: 22°F Wind Speed: 8 to 12 mph Wind Direction: SW Forecast: Partly cloudy, with a low around 22. Southwest wind 8 to 12 mph, with gusts as high as 21 mph. |
Sunday |
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Temperature: 43°F Wind Speed: 8 mph Wind Direction: SSW Forecast: Partly sunny, with a high near 43. South southwest wind around 8 mph. |
Sunday Night |
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Temperature: 29°F Wind Speed: 8 mph Wind Direction: SSW Forecast: A chance of rain and snow after 11pm. Mostly cloudy, with a low around 29. |
Monday |
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Temperature: 45°F Wind Speed: 7 mph Wind Direction: WSW Forecast: A chance of rain and snow. Mostly cloudy, with a high near 45. |
Monday Night |
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Temperature: 26°F Wind Speed: 6 mph Wind Direction: SW Forecast: A chance of rain and snow before 5am. Mostly cloudy, with a low around 26. |
Tuesday |
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Temperature: 44°F Wind Speed: 6 mph Wind Direction: SSW Forecast: Partly sunny, with a high near 44. |
Tuesday Night |
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Temperature: 26°F Wind Speed: 6 mph Wind Direction: S Forecast: A slight chance of rain and snow after 5am. Mostly cloudy, with a low around 26. |
Wednesday |
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Temperature: 44°F Wind Speed: 8 mph Wind Direction: S Forecast: A slight chance of rain and snow. Mostly cloudy, with a high near 44. |