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I-15 weather conditions near Shelby, Montana

       Seasoned Weather Conditions

      

       Current Weather Conditions

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7 day weather forecast

  • Overnight 2025-12-09, Chance Rain and Breezy. A 30 percent chance of rain before 5am. Mostly cloudy, with a steady temperature around 49. Breezy, with a west wind around 28 mph, with gusts as high as 44 mph.
  • Tuesday 2025-12-09, Chance Rain/Snow and Breezy then Mostly Sunny. A chance of rain, mixing with snow after 8am, then gradually ending. Cloudy, then gradually becoming mostly sunny, with a temperature falling to around 38 by 5pm. Breezy, with a west wind 17 to 26 mph, with gusts as high as 41 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
  • Tuesday Night 2025-12-09, Partly Cloudy then Chance Snow. A 50 percent chance of snow after 1am. Increasing clouds, with a low around 23. West wind 6 to 11 mph becoming south southeast after midnight. Winds could gust as high as 20 mph. New snow accumulation of less than a half inch possible.
  • Wednesday 2025-12-10, Chance Rain/Snow then Mostly Cloudy. A chance of rain and snow before 8am, then a chance of rain between 8am and 11am. Mostly cloudy, with a high near 44. South wind 11 to 21 mph becoming west in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
  • Wednesday Night 2025-12-10, Chance Rain/Snow then Rain/Snow. A chance of rain before 11pm, then rain, possibly mixed with snow. Low around 14. West wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
  • Thursday 2025-12-11, Rain/Snow then Snow Likely. Rain and snow, becoming all snow after 8am. High near 34. Southwest wind 14 to 17 mph becoming north in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
  • Thursday Night 2025-12-11, Chance Snow. A 50 percent chance of snow. Cloudy, with a low around -5. North wind 6 to 11 mph, with gusts as high as 20 mph. New snow accumulation of 1 to 2 inches possible.
  • Friday 2025-12-12, Snow Likely. Snow likely. Mostly cloudy, with a high near 6. East southeast wind 6 to 9 mph.
  • Friday Night 2025-12-12, Snow Likely. Snow likely, mainly before 11pm. Mostly cloudy, with a low around -6.
  • Saturday 2025-12-13, Slight Chance Snow then Mostly Cloudy. A slight chance of snow before 11am. Mostly cloudy, with a high near 9.
  • Saturday Night 2025-12-13, Mostly Cloudy. Mostly cloudy, with a low around 0.
  • Sunday 2025-12-14, Partly Sunny. Partly sunny, with a high near 34.
  • Sunday Night 2025-12-14, Mostly Cloudy. Mostly cloudy, with a low around 18.
  • Monday 2025-12-15, Partly Sunny. Partly sunny, with a high near 37.





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