Weather in Lewistown, Montana, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Lewistown
Tonight |
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Temperature: 3°F Wind Speed: 7 mph Wind Direction: WNW Forecast: Snow likely. Cloudy, with a low around 3. Wind chill values as low as -7. West northwest wind around 7 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible. |
Saturday |
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Temperature: 31°F Wind Speed: 3 to 7 mph Wind Direction: S Forecast: A chance of snow before 11am. Mostly cloudy. High near 31, with temperatures falling to around 25 in the afternoon. Wind chill values as low as -6. South wind 3 to 7 mph. Chance of precipitation is 30%. New snow accumulation of less than half an inch possible. |
Saturday Night |
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Temperature: 21°F Wind Speed: 7 to 10 mph Wind Direction: S Forecast: Partly cloudy. Low around 21, with temperatures rising to around 36 overnight. South wind 7 to 10 mph. |
Sunday |
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Temperature: 49°F Wind Speed: 12 mph Wind Direction: SW Forecast: Partly sunny, with a high near 49. Southwest wind around 12 mph, with gusts as high as 21 mph. |
Sunday Night |
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Temperature: 35°F Wind Speed: 9 to 13 mph Wind Direction: SW Forecast: Mostly cloudy, with a low around 35. Southwest wind 9 to 13 mph, with gusts as high as 22 mph. |
Monday |
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Temperature: 51°F Wind Speed: 9 to 16 mph Wind Direction: SW Forecast: Partly sunny, with a high near 51. Southwest wind 9 to 16 mph, with gusts as high as 28 mph. |
Monday Night |
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Temperature: 38°F Wind Speed: 18 mph Wind Direction: WSW Forecast: Mostly cloudy, with a low around 38. West southwest wind around 18 mph, with gusts as high as 31 mph. |
Tuesday |
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Temperature: 50°F Wind Speed: 13 to 17 mph Wind Direction: WSW Forecast: A slight chance of rain after 5pm. Partly sunny, with a high near 50. West southwest wind 13 to 17 mph, with gusts as high as 32 mph. |
Tuesday Night |
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Temperature: 31°F Wind Speed: 13 to 18 mph Wind Direction: SW Forecast: A chance of rain before 5am, then a chance of rain and snow. Mostly cloudy, with a low around 31. |
Wednesday |
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Temperature: 43°F Wind Speed: 18 to 26 mph Wind Direction: W Forecast: A chance of rain and snow before 5pm. Mostly sunny, with a high near 43. |
Wednesday Night |
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Temperature: 22°F Wind Speed: 10 to 18 mph Wind Direction: W Forecast: A slight chance of snow after 5am. Partly cloudy, with a low around 22. |
Thursday |
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Temperature: 39°F Wind Speed: 12 mph Wind Direction: SW Forecast: A chance of snow. Partly sunny, with a high near 39. |
Thursday Night |
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Temperature: 25°F Wind Speed: 12 mph Wind Direction: SSW Forecast: A chance of snow before 2am, then a slight chance of rain and snow. Mostly cloudy, with a low around 25. |
Friday |
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Temperature: 44°F Wind Speed: 12 to 16 mph Wind Direction: WSW Forecast: A slight chance of rain and snow. Partly sunny, with a high near 44. |