I-90 weather conditions near Superior, Montana

Roadnow AI Agent Live Update

7 day weather forecast

• Overnight 2025-12-12, Rain. Rain. Low around 42. Calm wind. Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.
• Friday 2025-12-12, Rain Likely. Rain likely, mainly before 10am. Mostly cloudy, with a high near 49. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 60%.
• Friday Night 2025-12-12, Chance Rain. A 50 percent chance of rain. Mostly cloudy, with a low around 40. West southwest wind 3 to 6 mph.
• Saturday 2025-12-13, Slight Chance Rain then Mostly Sunny. A 20 percent chance of rain before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 52. Calm wind.
• Saturday Night 2025-12-13, Mostly Clear. Mostly clear, with a low around 36. Calm wind.
• Sunday 2025-12-14, Mostly Sunny. Mostly sunny, with a high near 51.
• Sunday Night 2025-12-14, Mostly Cloudy. Mostly cloudy, with a low around 38.
• Monday 2025-12-15, Rain Likely. Rain likely, mainly after 11am. Mostly cloudy, with a high near 50.
• Monday Night 2025-12-15, Rain. Rain. Cloudy, with a low around 40.
• Tuesday 2025-12-16, Rain. Rain. Cloudy, with a high near 46.
• Tuesday Night 2025-12-16, Rain/Snow. Rain, possibly mixed with snow. Snow level 5200 feet lowering to 4100 feet after midnight . Cloudy, with a low around 33.
• Wednesday 2025-12-17, Rain/Snow then Snow. Rain and snow. Cloudy, with a high near 39.
• Wednesday Night 2025-12-17, Snow Likely. Snow likely. Mostly cloudy, with a low around 30.
• Thursday 2025-12-18, Rain/Snow. Rain and snow. Mostly cloudy, with a high near 40.