I-15 weather conditions near Helena, Montana
Roadnow AI Agent Live Update
Seasoned Weather Conditions
Current Weather Conditions
click anywhere on map to change location
7 day weather forecast
Current condition: Clear 90°F 2025-07-12T17:30:00 
Tonight 2025-07-12, Mostly Clear. Mostly clear, with a low around 58. West northwest wind 8 to 13 mph becoming light west southwest after midnight. Winds could gust as high as 24 mph.
Sunday 2025-07-13, Sunny. Sunny, with a high near 93. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon. Winds could gust as high as 21 mph.- Sunday Night 2025-07-13, Mostly Clear. Mostly clear, with a low around 61. Southwest wind 5 to 10 mph, with gusts as high as 21 mph.
- Monday 2025-07-14, Sunny. Sunny, with a high near 92. Light and variable wind becoming northwest 9 to 14 mph in the morning. Winds could gust as high as 24 mph.
Monday Night 2025-07-14, Chance T-storms then Chance Showers. A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 54. North wind 8 to 15 mph, with gusts as high as 28 mph.
Tuesday 2025-07-15, Showers Likely. Showers likely, with thunderstorms also possible after 3pm. Mostly cloudy, with a high near 66. North wind 6 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 70%.Tuesday Night 2025-07-15, Chance T-storms then Slight Chance Showers. A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 48. North wind 5 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.
Wednesday 2025-07-16, Slight Chance Showers. A slight chance of showers. Partly sunny, with a high near 72. North wind 3 to 8 mph. Winds could gust as high as 18 mph.- Wednesday Night 2025-07-16, Mostly Clear. Mostly clear, with a low around 48.
- Thursday 2025-07-17, Sunny. Sunny, with a high near 81.
- Thursday Night 2025-07-17, Mostly Clear. Mostly clear, with a low around 51.
Friday 2025-07-18, Mostly Sunny. Mostly sunny, with a high near 86.- Friday Night 2025-07-18, Mostly Clear. Mostly clear, with a low around 54.
- Saturday 2025-07-19, Sunny. Sunny, with a high near 90.