I-15 weather conditions near Helena, Montana
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Clear 84°F 2025-07-10T14:30:00 
This Afternoon 2025-07-10, Sunny. Sunny, with a high near 85. West wind 17 to 20 mph, with gusts as high as 33 mph.Tonight 2025-07-10, Slight Chance Showers then Partly Cloudy. A slight chance of showers between 10pm and 11pm. Partly cloudy, with a low around 49. West northwest wind 15 to 20 mph becoming light after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 20%.
- Friday 2025-07-11, Sunny. Sunny, with a high near 82. Calm wind becoming north northeast 5 to 7 mph in the afternoon.
Friday Night 2025-07-11, Partly Cloudy. Partly cloudy, with a low around 53. Northeast wind around 6 mph becoming light and variable.
Saturday 2025-07-12, Mostly Sunny. Mostly sunny, with a high near 89. Light and variable wind becoming west northwest 8 to 13 mph in the afternoon. Winds could gust as high as 24 mph.
Saturday Night 2025-07-12, Mostly Clear. Mostly clear, with a low around 57. West northwest wind 6 to 13 mph, with gusts as high as 24 mph.- Sunday 2025-07-13, Sunny. Sunny, with a high near 91. Southwest wind 5 to 11 mph becoming west northwest in the afternoon. Winds could gust as high as 22 mph.
- Sunday Night 2025-07-13, Mostly Clear. Mostly clear, with a low around 58. Northwest wind 6 to 11 mph becoming west southwest after midnight. Winds could gust as high as 22 mph.
Monday 2025-07-14, Sunny then Slight Chance Showers. A slight chance of showers after noon. Sunny, with a high near 87.
Monday Night 2025-07-14, Chance Showers. A chance of showers and thunderstorms. Mostly cloudy, with a low around 50.
Tuesday 2025-07-15, Chance Showers. A chance of showers and thunderstorms. Mostly cloudy, with a high near 65.Tuesday Night 2025-07-15, Slight Chance T-storms then Mostly Cloudy. A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 45.
- Wednesday 2025-07-16, Mostly Sunny. Mostly sunny, with a high near 77.