I-15 weather conditions near Helena, Montana

Roadnow AI Agent Live Update

7 day weather forecast

• Today 2025-07-06, Mostly Sunny. Mostly sunny, with a high near 81. Light and variable wind becoming northwest 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph.
• Tonight 2025-07-06, Mostly Clear. Mostly clear, with a low around 48. North northwest wind 5 to 10 mph becoming light west after midnight. Winds could gust as high as 21 mph.
• Monday 2025-07-07, Sunny. Sunny, with a high near 86. Calm wind becoming east 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.
• Monday Night 2025-07-07, Mostly Clear. Mostly clear, with a low around 52. North northeast wind 5 to 9 mph becoming calm after midnight.
• Tuesday 2025-07-08, Sunny. Sunny, with a high near 93. Light and variable wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph.
• Tuesday Night 2025-07-08, Mostly Clear. Mostly clear, with a low around 56. South southwest wind 5 to 11 mph, with gusts as high as 21 mph.
• Wednesday 2025-07-09, Sunny. Sunny, with a high near 91. Light south wind becoming west 9 to 14 mph in the afternoon. Winds could gust as high as 24 mph.
• Wednesday Night 2025-07-09, Partly Cloudy. Partly cloudy, with a low around 56. West wind 5 to 15 mph, with gusts as high as 25 mph.
• Thursday 2025-07-10, Sunny then Slight Chance Showers. A slight chance of showers after noon. Sunny, with a high near 79.
• Thursday Night 2025-07-10, Slight Chance T-storms then Partly Cloudy. A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 48.
• Friday 2025-07-11, Sunny. Sunny, with a high near 82.
• Friday Night 2025-07-11, Clear. Clear, with a low around 51.
• Saturday 2025-07-12, Sunny. Sunny, with a high near 91.