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 63°F 2024-05-14T00:05:00 
Overnight 2024-05-14, Slight Chance Rain. A 20 percent chance of rain after 5am. Mostly cloudy, with a low around 49. West southwest wind around 11 mph, with gusts as high as 18 mph.Tuesday 2024-05-14, Chance Showers then Showers. Rain and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 63. West wind 10 to 14 mph becoming north in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%.
Tuesday Night 2024-05-14, Chance T-storms then Mostly Cloudy. A 40 percent chance of showers and thunderstorms before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 46. North northwest wind 7 to 11 mph becoming southwest in the evening.
Wednesday 2024-05-15, Increasing Clouds. Increasing clouds, with a high near 73. West wind 8 to 16 mph, with gusts as high as 24 mph.
Wednesday Night 2024-05-15, Mostly Cloudy. Mostly cloudy, with a low around 51. West southwest wind 9 to 17 mph, with gusts as high as 25 mph.
Thursday 2024-05-16, Mostly Sunny. Mostly sunny, with a high near 78. West southwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph.Thursday Night 2024-05-16, Mostly Clear and Breezy then Mostly Clear. Mostly clear, with a low around 53. Breezy, with a west southwest wind 21 to 26 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 38 mph.
Friday 2024-05-17, Sunny then Slight Chance Showers. A slight chance of showers after noon. Sunny, with a high near 74. West wind 13 to 21 mph, with gusts as high as 30 mph.
Friday Night 2024-05-17, Slight Chance Showers. A slight chance of showers. Partly cloudy, with a low around 43.
Saturday 2024-05-18, Chance Showers. A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 61.
Saturday Night 2024-05-18, Chance Showers. A chance of showers. Mostly cloudy, with a low around 40.
Sunday 2024-05-19, Chance Showers. A chance of showers. Mostly sunny, with a high near 65.Sunday Night 2024-05-19, Slight Chance Showers then Partly Cloudy. A slight chance of showers. Partly cloudy, with a low around 42.
Monday 2024-05-20, Mostly Sunny then Chance Showers. A chance of showers. Mostly sunny, with a high near 69.