I-15 weather conditions near Helena, Montana

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Overcast 46°F 2025-11-14T23:30:00
• Tonight 2025-11-14, Mostly Cloudy. Mostly cloudy, with a low around 42. Southwest wind around 10 mph, with gusts as high as 22 mph.
• Saturday 2025-11-15, Decreasing Clouds. Mostly cloudy, then gradually becoming sunny, with a high near 56. West wind 7 to 10 mph, with gusts as high as 21 mph.
• Saturday Night 2025-11-15, Partly Cloudy. Partly cloudy, with a low around 35. South southwest wind 3 to 6 mph.
• Sunday 2025-11-16, Partly Sunny. Partly sunny, with a high near 53. Light and variable wind.
• Sunday Night 2025-11-16, Chance Rain. A 30 percent chance of rain. Mostly cloudy, with a low around 40. Light and variable wind becoming south around 5 mph.
• Monday 2025-11-17, Chance Rain. A 50 percent chance of rain. Mostly cloudy, with a high near 53. South southwest wind 3 to 5 mph.
• Monday Night 2025-11-17, Chance Rain/Snow. A chance of rain before 8pm, then a chance of rain and snow. Mostly cloudy, with a low around 37. Southwest wind around 6 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
• Tuesday 2025-11-18, Chance Rain/Snow. A chance of rain and snow. Partly sunny, with a high near 47. Light and variable wind becoming west northwest around 6 mph in the afternoon.
• Tuesday Night 2025-11-18, Chance Rain/Snow. A chance of rain and snow before 2am, then a slight chance of snow. Mostly cloudy, with a low around 33.
• Wednesday 2025-11-19, Chance Snow then Mostly Sunny. A chance of snow before 11am. Partly sunny, with a high near 43.
• Wednesday Night 2025-11-19, Mostly Cloudy. Mostly cloudy, with a low around 31.
• Thursday 2025-11-20, Chance Snow. A chance of snow. Partly sunny, with a high near 42.
• Thursday Night 2025-11-20, Slight Chance Snow then Mostly Cloudy. A slight chance of snow. Mostly cloudy, with a low around 27.
• Friday 2025-11-21, Mostly Sunny. Mostly sunny, with a high near 40.