Weather in Lewistown, Montana, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Lewistown
Today |
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Temperature: 69°F Wind Speed: 7 to 14 mph Wind Direction: NW Forecast: Sunny, with a high near 69. Northwest wind 7 to 14 mph, with gusts as high as 23 mph. |
Tonight |
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Temperature: 36°F Wind Speed: 14 to 18 mph Wind Direction: NNW Forecast: A slight chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 9pm, then rain. Mostly cloudy. Low around 36, with temperatures rising to around 41 overnight. North northwest wind 14 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible. |
Monday |
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Temperature: 44°F Wind Speed: 14 mph Wind Direction: NNW Forecast: Rain. Cloudy, with a high near 44. North northwest wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible. |
Monday Night |
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Temperature: 31°F Wind Speed: 2 to 9 mph Wind Direction: NW Forecast: A chance of rain before midnight. Mostly cloudy, with a low around 31. Northwest wind 2 to 9 mph. Chance of precipitation is 40%. |
Tuesday |
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Temperature: 54°F Wind Speed: 2 to 8 mph Wind Direction: ESE Forecast: Partly sunny, with a high near 54. East southeast wind 2 to 8 mph. |
Tuesday Night |
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Temperature: 33°F Wind Speed: 6 to 10 mph Wind Direction: SE Forecast: Partly cloudy, with a low around 33. Southeast wind 6 to 10 mph. |
Wednesday |
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Temperature: 69°F Wind Speed: 6 to 10 mph Wind Direction: S Forecast: Sunny, with a high near 69. South wind 6 to 10 mph, with gusts as high as 20 mph. |
Wednesday Night |
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Temperature: 46°F Wind Speed: 7 to 10 mph Wind Direction: SSW Forecast: Mostly clear, with a low around 46. South southwest wind 7 to 10 mph, with gusts as high as 18 mph. |
Thursday |
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Temperature: 73°F Wind Speed: 6 to 10 mph Wind Direction: WSW Forecast: A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 73. |
Thursday Night |
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Temperature: 42°F Wind Speed: 5 to 10 mph Wind Direction: WSW Forecast: A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 42. |
Friday |
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Temperature: 73°F Wind Speed: 2 to 7 mph Wind Direction: S Forecast: Sunny, with a high near 73. |
Friday Night |
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Temperature: 48°F Wind Speed: 8 mph Wind Direction: SSE Forecast: Partly cloudy, with a low around 48. |
Saturday |
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Temperature: 77°F Wind Speed: 5 to 8 mph Wind Direction: WSW Forecast: A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77. |
Saturday Night |
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Temperature: 49°F Wind Speed: 7 mph Wind Direction: SSW Forecast: A chance of showers and thunderstorms before 9pm, then a chance of snow showers and a chance of thunderstorms. Mostly cloudy, with a low around 49. |