I-90 weather conditions near Saint Regis, Montana

Roadnow AI Agent Live Update

7 day weather forecast

• Overnight 2025-12-12, Rain. Rain. Low around 40. West wind 3 to 5 mph. Chance of precipitation is 90%.
• Friday 2025-12-12, Chance Rain. A 40 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 47. West southwest wind 5 to 8 mph, with gusts as high as 23 mph.
• Friday Night 2025-12-12, Chance Rain. A 50 percent chance of rain. Mostly cloudy, with a low around 36. West wind 5 to 8 mph, with gusts as high as 23 mph.
• Saturday 2025-12-13, Decreasing Clouds. Mostly cloudy, then gradually becoming sunny, with a high near 48. Light southwest wind.
• Saturday Night 2025-12-13, Mostly Clear. Mostly clear, with a low around 33. Light south southwest wind.
• Sunday 2025-12-14, Mostly Sunny. Mostly sunny, with a high near 49.
• Sunday Night 2025-12-14, Mostly Cloudy. Mostly cloudy, with a low around 34.
• Monday 2025-12-15, Rain Likely. Rain likely, mainly after 11am. Mostly cloudy, with a high near 46.
• Monday Night 2025-12-15, Rain. Rain. Cloudy, with a low around 36.
• Tuesday 2025-12-16, Rain. Rain. Mostly cloudy, with a high near 44.
• Tuesday Night 2025-12-16, Rain/Snow. Rain and snow. Snow level 5000 feet lowering to 4000 feet after midnight . Cloudy, with a low around 29.
• Wednesday 2025-12-17, Snow. Snow. Mostly cloudy, with a high near 35.
• Wednesday Night 2025-12-17, Snow Likely. Snow likely. Mostly cloudy, with a low around 26.
• Thursday 2025-12-18, Snow then Rain/Snow. Rain and snow. Cloudy, with a high near 35.