I-90 weather conditions near Big Timber, Montana

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Clear 45°F 2025-10-17T00:00:00
• Overnight 2025-10-17, Mostly Clear. Mostly clear, with a low around 39. West southwest wind around 23 mph.
• Friday 2025-10-17, Mostly Sunny. Mostly sunny, with a high near 62. West wind 22 to 31 mph, with gusts as high as 44 mph.
• Friday Night 2025-10-17, Chance Showers then Chance Rain/Snow. A chance of rain showers before 3am, then a chance of rain and snow showers. Mostly cloudy, with a low around 32. West wind 14 to 18 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
• Saturday 2025-10-18, Sunny. Sunny, with a high near 55. West wind 13 to 18 mph.
• Saturday Night 2025-10-18, Partly Cloudy. Partly cloudy, with a low around 38. West southwest wind 11 to 16 mph increasing to 17 to 22 mph after midnight.
• Sunday 2025-10-19, Slight Chance Showers then Showers Likely. Showers likely, mainly after noon. Partly sunny, with a high near 63. West southwest wind 23 to 30 mph, with gusts as high as 41 mph. Chance of precipitation is 60%.
• Sunday Night 2025-10-19, Showers Likely. Showers likely, mainly before midnight. Mostly cloudy, with a low around 35. West wind 16 to 20 mph. Chance of precipitation is 60%.
• Monday 2025-10-20, Chance Showers then Slight Chance Showers. A 50 percent chance of showers, mainly before noon. Partly sunny, with a high near 51. West wind 18 to 23 mph.
• Monday Night 2025-10-20, Mostly Clear. Mostly clear, with a low around 30. West southwest wind around 11 mph.
• Tuesday 2025-10-21, Mostly Sunny. Mostly sunny, with a high near 59. West southwest wind 13 to 17 mph.
• Tuesday Night 2025-10-21, Partly Cloudy. Partly cloudy, with a low around 32. West wind 9 to 13 mph.
• Wednesday 2025-10-22, Mostly Sunny. Mostly sunny, with a high near 60. West southwest wind 10 to 14 mph.
• Wednesday Night 2025-10-22, Partly Cloudy. Partly cloudy, with a low around 35. West southwest wind 7 to 11 mph.
• Thursday 2025-10-23, Mostly Sunny. Mostly sunny, with a high near 65. West southwest wind 11 to 15 mph.