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I-15 weather conditions near Shelby, Montana

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       Current Weather Conditions

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7 day weather forecast

  • Today 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 rising to near 47 by 10am, then falling to around 39 during the remainder of the day. Breezy, with a west wind 16 to 26 mph, with gusts as high as 41 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
  • Tonight 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 and Breezy. A chance of rain and snow before 8am, then a chance of rain between 8am and 11am. Mostly cloudy, with a high near 45. Breezy, with a south southeast wind 11 to 16 mph becoming west 17 to 22 mph in the afternoon. Winds could gust as high as 32 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 10 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 35. 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. Cloudy, with a high near 6. East southeast wind 6 to 9 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
  • Friday Night 2025-12-12, Snow Likely. Snow likely, mainly before 11pm. Mostly cloudy, with a low around -6. East wind around 8 mph becoming north in the evening.
  • 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 36.
  • 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 38.





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