I-15 weather conditions near Shelby, Montana

Roadnow AI Agent Live Update

7 day weather forecast

• Today 2025-12-03, Patchy Fog then Partly Sunny. Patchy fog before 11am. Otherwise, partly sunny, with a high near 29. Southwest wind 3 to 8 mph.
• Tonight 2025-12-03, Partly Cloudy. Partly cloudy, with a temperature falling to near 19 by 11pm, then rising to around 27 during the remainder of the night. West wind 10 to 14 mph, with gusts as high as 23 mph.
• Thursday 2025-12-04, Mostly Cloudy. Mostly cloudy, with a high near 34. West wind around 14 mph, with gusts as high as 24 mph.
• Thursday Night 2025-12-04, Mostly Cloudy. Mostly cloudy, with a low around 18. West wind 10 to 14 mph, with gusts as high as 21 mph.
• Friday 2025-12-05, Chance Snow. A 30 percent chance of snow after 11am. Mostly cloudy, with a high near 33. Southwest wind 6 to 8 mph. New snow accumulation of less than a half inch possible.
• Friday Night 2025-12-05, Chance Snow. A 50 percent chance of snow. Mostly cloudy, with a low around 12. South wind 8 to 10 mph becoming west northwest in the evening. New snow accumulation of less than a half inch possible.
• Saturday 2025-12-06, Slight Chance Snow then Partly Sunny. A 20 percent chance of snow before 11am. Mostly cloudy, with a high near 26. North wind 7 to 9 mph becoming southwest in the afternoon.
• Saturday Night 2025-12-06, Partly Cloudy. Partly cloudy, with a low around 13. West wind around 9 mph.
• Sunday 2025-12-07, Partly Sunny. Partly sunny, with a high near 37.
• Sunday Night 2025-12-07, Partly Cloudy. Partly cloudy, with a low around 23.
• Monday 2025-12-08, Mostly Sunny. Mostly sunny, with a high near 39.
• Monday Night 2025-12-08, Mostly Cloudy. Mostly cloudy, with a low around 28.
• Tuesday 2025-12-09, Chance Rain/Snow. A chance of rain and snow. Mostly cloudy, with a high near 44.