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: light snow,mist 33°F 2025-10-14T12:30:00 - This Afternoon 2025-10-14, Slight Chance Rain/Snow. A slight chance of rain and snow before 3pm, then a slight chance of rain after 5pm. Mostly cloudy, with a high near 42. Calm wind becoming north northwest around 6 mph. Chance of precipitation is 20%.
Tonight 2025-10-14, Slight Chance Rain then Chance Rain/Snow and Patchy Fog. A slight chance of rain and snow before 3am, then a chance of rain and snow after 4am. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 28. Northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%. Little or no snow accumulation expected.
Wednesday 2025-10-15, Chance Rain/Snow and Patchy Fog then Chance Rain. A chance of rain and snow before 10am, then a chance of rain. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 47. Calm wind. Chance of precipitation is 50%. Little or no snow accumulation expected.
Wednesday Night 2025-10-15, Chance Rain. A 50 percent chance of rain. Mostly cloudy, with a low around 32. Calm wind.Thursday 2025-10-16, Chance Rain then Slight Chance Rain. A 50 percent chance of rain, mainly before noon. Partly sunny, with a high near 52. Calm wind becoming west around 6 mph in the afternoon.
Thursday Night 2025-10-16, Slight Chance Rain then Partly Cloudy. A 20 percent chance of rain before midnight. Partly cloudy, with a low around 31. Southwest wind 6 to 11 mph, with gusts as high as 21 mph.
Friday 2025-10-17, Slight Chance Rain. A 20 percent chance of rain. Mostly sunny, with a high near 53. Southwest wind 7 to 15 mph, with gusts as high as 26 mph.
Friday Night 2025-10-17, Chance Rain. A chance of rain, mainly before midnight. Partly cloudy, with a low around 31. West southwest wind 9 to 13 mph, with gusts as high as 23 mph.
Saturday 2025-10-18, Mostly Sunny. Mostly sunny, with a high near 58.Saturday Night 2025-10-18, Partly Cloudy then Slight Chance Rain. A slight chance of rain after midnight. Partly cloudy, with a low around 35.
Sunday 2025-10-19, Chance Rain. A chance of rain. Partly sunny, with a high near 63.- Sunday Night 2025-10-19, Rain Likely. Rain likely. Mostly cloudy, with a low around 35.
- Monday 2025-10-20, Rain Likely. Rain likely. Mostly cloudy, with a high near 51.