Weather in Lewistown, Montana, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Lewistown
Today |
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Temperature: 45°F Wind Speed: 10 to 28 mph Wind Direction: WSW Forecast: Rain and snow likely before 4pm. Mostly cloudy. High near 45, with temperatures falling to around 25 in the afternoon. West southwest wind 10 to 28 mph, with gusts as high as 39 mph. Chance of precipitation is 60%. New snow accumulation of less than half an inch possible. |
Tonight |
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Temperature: 0°F Wind Speed: 13 to 23 mph Wind Direction: NW Forecast: A slight chance of snow after 5am. Mostly cloudy. Low around 0, with temperatures rising to around 5 overnight. Wind chill values as low as -10. Northwest wind 13 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 20%. New snow accumulation of less than half an inch possible. |
Wednesday |
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Temperature: 11°F Wind Speed: 13 mph Wind Direction: NW Forecast: Snow likely. Mostly cloudy. High near 11, with temperatures falling to around 6 in the afternoon. Wind chill values as low as -14. Northwest wind around 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible. |
Wednesday Night |
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Temperature: -5°F Wind Speed: 6 to 12 mph Wind Direction: NW Forecast: Snow likely. Cloudy, with a low around -5. Wind chill values as low as -12. Northwest wind 6 to 12 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible. |
Thursday |
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Temperature: 17°F Wind Speed: 6 mph Wind Direction: NNE Forecast: A chance of snow before 5pm. Partly sunny, with a high near 17. North northeast wind around 6 mph. Chance of precipitation is 40%. New snow accumulation of less than half an inch possible. |
Thursday Night |
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Temperature: 0°F Wind Speed: 2 to 6 mph Wind Direction: SSE Forecast: Partly cloudy, with a low around 0. South southeast wind 2 to 6 mph. |
Friday |
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Temperature: 28°F Wind Speed: 5 mph Wind Direction: W Forecast: A slight chance of snow between 11am and 5pm. Partly sunny, with a high near 28. West wind around 5 mph. |
Friday Night |
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Temperature: 7°F Wind Speed: 5 mph Wind Direction: W Forecast: Mostly cloudy, with a low around 7. West wind around 5 mph. |
Saturday |
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Temperature: 27°F Wind Speed: 6 mph Wind Direction: WNW Forecast: Mostly sunny, with a high near 27. |
Saturday Night |
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Temperature: 6°F Wind Speed: 5 mph Wind Direction: ESE Forecast: Partly cloudy, with a low around 6. |
Sunday |
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Temperature: 34°F Wind Speed: 5 to 9 mph Wind Direction: SE Forecast: Mostly sunny, with a high near 34. |
Sunday Night |
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Temperature: 16°F Wind Speed: 9 mph Wind Direction: SSE Forecast: Partly cloudy, with a low around 16. |
Monday |
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Temperature: 47°F Wind Speed: 9 mph Wind Direction: SW Forecast: A slight chance of rain and snow after 5pm. Partly sunny, with a high near 47. |
Monday Night |
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Temperature: 23°F Wind Speed: 8 mph Wind Direction: SW Forecast: A chance of rain and snow. Mostly cloudy, with a low around 23. New snow accumulation of less than half an inch possible. |