Weather in Lewistown, Montana, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Lewistown
This Afternoon |
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Temperature: 48°F Wind Speed: 9 mph Wind Direction: NW Forecast: Snow likely. Cloudy. High near 48, with temperatures falling to around 18 in the afternoon. Northwest wind around 9 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible. |
Tonight |
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Temperature: 5°F Wind Speed: 8 mph Wind Direction: NW Forecast: Snow. Cloudy. Low around 5, with temperatures rising to around 8 overnight. Wind chill values as low as -2. Northwest wind around 8 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible. |
Friday |
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Temperature: 10°F Wind Speed: 5 to 8 mph Wind Direction: ENE Forecast: Snow. Cloudy, with a high near 10. Wind chill values as low as -5. East northeast wind 5 to 8 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible. |
Friday Night |
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Temperature: 3°F Wind Speed: 8 mph Wind Direction: NE Forecast: Snow likely. Cloudy, with a low around 3. Wind chill values as low as -5. Northeast wind around 8 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible. |
Saturday |
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Temperature: 30°F Wind Speed: 3 to 7 mph Wind Direction: SW Forecast: A slight chance of snow before 11am. Mostly cloudy, with a high near 30. Southwest wind 3 to 7 mph. Chance of precipitation is 20%. 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: SSW Forecast: Partly cloudy, with a low around 21. South southwest wind 7 to 10 mph, with gusts as high as 18 mph. |
Sunday |
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Temperature: 49°F Wind Speed: 13 mph Wind Direction: SW Forecast: Partly sunny, with a high near 49. Southwest wind around 13 mph, with gusts as high as 22 mph. |
Sunday Night |
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Temperature: 35°F Wind Speed: 13 mph Wind Direction: SW Forecast: Mostly cloudy, with a low around 35. Southwest wind around 13 mph, with gusts as high as 21 mph. |
Monday |
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Temperature: 51°F Wind Speed: 10 to 15 mph Wind Direction: SW Forecast: Partly sunny, with a high near 51. |
Monday Night |
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Temperature: 37°F Wind Speed: 15 to 18 mph Wind Direction: SW Forecast: A slight chance of rain after 5am. Mostly cloudy, with a low around 37. |
Tuesday |
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Temperature: 49°F Wind Speed: 13 to 17 mph Wind Direction: WSW Forecast: A slight chance of rain before 5pm, then a chance of rain and snow. Mostly sunny, with a high near 49. |
Tuesday Night |
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Temperature: 28°F Wind Speed: 15 mph Wind Direction: SW Forecast: A chance of rain and snow. Mostly cloudy, with a low around 28. New snow accumulation of less than half an inch possible. |
Wednesday |
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Temperature: 41°F Wind Speed: 14 to 20 mph Wind Direction: W Forecast: A chance of rain and snow before 5pm. Partly sunny, with a high near 41. New snow accumulation of less than half an inch possible. |
Wednesday Night |
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Temperature: 22°F Wind Speed: 10 to 14 mph Wind Direction: WSW Forecast: Mostly cloudy, with a low around 22. |