Weather in Lewistown, Montana, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Lewistown
Overnight |
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Temperature: 55°F Wind Speed: 5 mph Wind Direction: S Forecast: Mostly clear, with a low around 55. South wind around 5 mph. |
Sunday |
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Temperature: 89°F Wind Speed: 6 to 10 mph Wind Direction: W Forecast: Sunny, with a high near 89. West wind 6 to 10 mph, with gusts as high as 18 mph. |
Sunday Night |
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Temperature: 57°F Wind Speed: 5 to 9 mph Wind Direction: SSE Forecast: Mostly clear. Low around 57, with temperatures rising to around 60 overnight. South southeast wind 5 to 9 mph. |
Monday |
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Temperature: 88°F Wind Speed: 3 to 12 mph Wind Direction: W Forecast: A slight chance of rain showers between noon and 3pm, then a slight chance of showers and thunderstorms. Sunny, with a high near 88. West wind 3 to 12 mph, with gusts as high as 20 mph. Chance of precipitation is 20%. |
Monday Night |
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Temperature: 48°F Wind Speed: 12 to 15 mph Wind Direction: N Forecast: Showers and thunderstorms likely. Mostly cloudy, with a low around 48. North wind 12 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. |
Tuesday |
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Temperature: 59°F Wind Speed: 12 mph Wind Direction: NE Forecast: Rain showers likely before 3pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 59. Northeast wind around 12 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. |
Tuesday Night |
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Temperature: 44°F Wind Speed: 6 to 10 mph Wind Direction: ENE Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a low around 44. East northeast wind 6 to 10 mph, with gusts as high as 20 mph. |
Wednesday |
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Temperature: 64°F Wind Speed: 5 to 8 mph Wind Direction: E Forecast: A chance of rain showers before noon, then a chance of showers and thunderstorms. Partly sunny, with a high near 64. East wind 5 to 8 mph. |
Wednesday Night |
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Temperature: 43°F Wind Speed: 8 mph Wind Direction: SSE Forecast: Partly cloudy, with a low around 43. |
Thursday |
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Temperature: 77°F Wind Speed: 5 to 8 mph Wind Direction: WSW Forecast: Sunny, with a high near 77. |
Thursday Night |
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Temperature: 49°F Wind Speed: 5 to 8 mph Wind Direction: SE Forecast: Partly cloudy, with a low around 49. |
Friday |
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Temperature: 80°F Wind Speed: 3 to 8 mph Wind Direction: WNW Forecast: Mostly sunny, with a high near 80. |
Friday Night |
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Temperature: 52°F Wind Speed: 5 to 8 mph Wind Direction: SE Forecast: Mostly clear, with a low around 52. |
Saturday |
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Temperature: 85°F Wind Speed: 5 to 8 mph Wind Direction: SW Forecast: Sunny, with a high near 85. |