I-15 weather conditions near Helena, Montana

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Clear 84°F 2025-07-12T13:30:00
• This Afternoon 2025-07-12, Sunny. Sunny, with a high near 89. West northwest wind 10 to 14 mph, with gusts as high as 25 mph.
• Tonight 2025-07-12, Mostly Clear. Mostly clear, with a low around 58. West southwest wind 5 to 14 mph, with gusts as high as 24 mph.
• Sunday 2025-07-13, Sunny. Sunny, with a high near 94. Light and variable wind becoming northwest 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.
• Sunday Night 2025-07-13, Mostly Clear. Mostly clear, with a low around 60. West wind 5 to 10 mph, with gusts as high as 20 mph.
• Monday 2025-07-14, Sunny. Sunny, with a high near 92. Light west southwest wind becoming west northwest 9 to 14 mph in the morning. Winds could gust as high as 25 mph.
• Monday Night 2025-07-14, Chance T-storms then Chance Showers. A chance of showers and thunderstorms. Mostly cloudy, with a low around 53. North wind 9 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.
• Tuesday 2025-07-15, Chance Showers then Showers Likely. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 68. North wind 7 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.
• Tuesday Night 2025-07-15, Chance T-storms. A chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 49. North wind 6 to 14 mph, with gusts as high as 26 mph.
• Wednesday 2025-07-16, Slight Chance Showers then Slight Chance T-storms. A slight chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 66.
• Wednesday Night 2025-07-16, Partly Cloudy. Partly cloudy, with a low around 47.
• Thursday 2025-07-17, Sunny. Sunny, with a high near 78.
• Thursday Night 2025-07-17, Mostly Clear. Mostly clear, with a low around 48.
• Friday 2025-07-18, Sunny. Sunny, with a high near 86.