Weather in Lewistown, Montana, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Lewistown
This Afternoon |
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Temperature: 49°F Wind Speed: 14 mph Wind Direction: WSW Forecast: Partly sunny. High near 49, with temperatures falling to around 45 in the afternoon. West southwest wind around 14 mph, with gusts as high as 25 mph. |
Tonight |
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Temperature: 33°F Wind Speed: 10 to 14 mph Wind Direction: SW Forecast: Partly cloudy. Low around 33, with temperatures rising to around 37 overnight. Southwest wind 10 to 14 mph, with gusts as high as 24 mph. |
Monday |
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Temperature: 50°F Wind Speed: 12 to 17 mph Wind Direction: SW Forecast: Partly sunny. High near 50, with temperatures falling to around 47 in the afternoon. Southwest wind 12 to 17 mph, with gusts as high as 30 mph. |
Monday Night |
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Temperature: 35°F Wind Speed: 17 to 22 mph Wind Direction: WSW Forecast: Partly cloudy, with a low around 35. West southwest wind 17 to 22 mph, with gusts as high as 39 mph. |
Tuesday |
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Temperature: 47°F Wind Speed: 10 to 21 mph Wind Direction: WSW Forecast: Mostly sunny, with a high near 47. West southwest wind 10 to 21 mph, with gusts as high as 37 mph. |
Tuesday Night |
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Temperature: 33°F Wind Speed: 10 to 18 mph Wind Direction: SW Forecast: Rain likely after 5am. Mostly cloudy, with a low around 33. Southwest wind 10 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. |
Wednesday |
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Temperature: 48°F Wind Speed: 18 to 33 mph Wind Direction: WSW Forecast: Rain likely before 11am, then a chance of rain and snow. Mostly cloudy, with a high near 48. West southwest wind 18 to 33 mph, with gusts as high as 49 mph. New snow accumulation of less than half an inch possible. |
Wednesday Night |
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Temperature: 12°F Wind Speed: 6 to 25 mph Wind Direction: W Forecast: A slight chance of snow before 11pm. Mostly cloudy, with a low around 12. West wind 6 to 25 mph, with gusts as high as 41 mph. |
Thursday |
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Temperature: 38°F Wind Speed: 6 to 10 mph Wind Direction: SSW Forecast: A chance of snow after 5pm. Partly sunny, with a high near 38. |
Thursday Night |
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Temperature: 27°F Wind Speed: 10 to 15 mph Wind Direction: SSW Forecast: A chance of snow before 11pm, then a chance of rain and snow. Mostly cloudy, with a low around 27. |
Friday |
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Temperature: 45°F Wind Speed: 10 to 15 mph Wind Direction: W Forecast: A chance of rain and snow. Partly sunny, with a high near 45. |
Friday Night |
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Temperature: 21°F Wind Speed: 10 mph Wind Direction: W Forecast: A chance of snow. Mostly cloudy, with a low around 21. |
Saturday |
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Temperature: 37°F Wind Speed: 10 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: Partly cloudy, with a low around 20. |