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: Overcast 70°F 2025-08-10T12:30:00 
This Afternoon 2025-08-10, Sunny. Sunny, with a high near 83. West wind 8 to 10 mph, with gusts as high as 21 mph.
Tonight 2025-08-10, Mostly Clear. Mostly clear, with a low around 61. Northwest wind 7 to 9 mph becoming southwest after midnight. Winds could gust as high as 20 mph.
Monday 2025-08-11, Mostly Sunny. Mostly sunny, with a high near 86. West southwest wind 5 to 9 mph becoming north northwest in the morning. Winds could gust as high as 18 mph.- Monday Night 2025-08-11, Mostly Clear. Mostly clear, with a low around 59. North wind 5 to 8 mph becoming light and variable after midnight.
- Tuesday 2025-08-12, Sunny. Sunny, with a high near 90. Calm wind becoming west northwest 5 to 9 mph in the afternoon. Winds could gust as high as 21 mph.
- Tuesday Night 2025-08-12, Mostly Clear. Mostly clear, with a low around 61. West northwest wind 7 to 9 mph becoming southwest after midnight. Winds could gust as high as 20 mph.
- Wednesday 2025-08-13, Sunny. Sunny, with a high near 91. South wind 5 to 11 mph, with gusts as high as 24 mph.
- Wednesday Night 2025-08-13, Mostly Clear. Mostly clear, with a low around 59. West wind 6 to 10 mph, with gusts as high as 23 mph.
- Thursday 2025-08-14, Sunny. Sunny, with a high near 86.
Thursday Night 2025-08-14, Partly Cloudy. Partly cloudy, with a low around 55.- Friday 2025-08-15, Mostly Sunny. Mostly sunny, with a high near 83.
- Friday Night 2025-08-15, Partly Cloudy. Partly cloudy, with a low around 56.
- Saturday 2025-08-16, Sunny. Sunny, with a high near 85.