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
This Afternoon 2025-06-21, Chance Showers. A chance of rain and thunderstorms before 4pm, then a slight chance of showers and thunderstorms between 4pm and 5pm. Partly sunny, with a high near 62. West wind 17 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.Tonight 2025-06-21, Slight Chance Rain then Rain Likely. Rain likely, mainly after 3am. Increasing clouds, with a low around 39. West northwest wind 9 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Sunday 2025-06-22, Showers. Rain before noon, then showers and possibly a thunderstorm after noon. High near 50. North wind 10 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.Sunday Night 2025-06-22, Chance Rain then Partly Cloudy. A 30 percent chance of rain before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 34. North northwest wind 5 to 10 mph becoming south southeast after midnight.
Monday 2025-06-23, Mostly Sunny then Chance Showers. A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 68. South wind 5 to 9 mph.
Monday Night 2025-06-23, Mostly Clear. Mostly clear, with a low around 41. West northwest wind 5 to 8 mph becoming calm in the evening.
Tuesday 2025-06-24, Sunny. Sunny, with a high near 76. Calm wind becoming southeast around 6 mph in the afternoon.- Tuesday Night 2025-06-24, Mostly Clear. Mostly clear, with a low around 46. East southeast wind around 6 mph becoming calm in the evening.
- Wednesday 2025-06-25, Sunny. Sunny, with a high near 81.
Wednesday Night 2025-06-25, Partly Cloudy. Partly cloudy, with a low around 50.Thursday 2025-06-26, Mostly Sunny then Slight Chance T-storms. A slight chance of showers and thunderstorms. Partly sunny, with a high near 80.
Thursday Night 2025-06-26, Slight Chance T-storms then Partly Cloudy. A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 50.