I-15 weather conditions near Helena, Montana

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Rain 45°F 2025-06-22T15:00:00
• This Afternoon 2025-06-22, Showers. Showers and possibly a thunderstorm. High near 47. North wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.
• Tonight 2025-06-22, Chance Showers then Partly Cloudy. A 50 percent chance of showers before 10pm. Cloudy during the early evening, then gradual clearing, with a low around 38. North northwest wind around 6 mph becoming south southwest after midnight.
• Monday 2025-06-23, Mostly Sunny then Chance Showers. A 30 percent chance of showers, mainly between 2pm and 5pm. Mostly sunny, with a high near 68. South southwest wind 5 to 7 mph becoming northeast in the morning. Winds could gust as high as 18 mph.
• Monday Night 2025-06-23, Mostly Clear. Mostly clear, with a low around 45. West wind 5 to 7 mph becoming calm in the evening.
• Tuesday 2025-06-24, Sunny. Sunny, with a high near 76. Calm wind becoming east around 6 mph in the afternoon.
• Tuesday Night 2025-06-24, Mostly Clear. Mostly clear, with a low around 51. East wind around 6 mph becoming light and variable after midnight.
• Wednesday 2025-06-25, Sunny. Sunny, with a high near 81. South southeast wind 3 to 7 mph.
• Wednesday Night 2025-06-25, Partly Cloudy. Partly cloudy, with a low around 54. Southwest wind 3 to 7 mph.
• Thursday 2025-06-26, Mostly Sunny then Chance T-storms. A chance of showers and thunderstorms after noon. Partly sunny, with a high near 80.
• Thursday Night 2025-06-26, Chance Showers then Partly Cloudy. A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 53.
• Friday 2025-06-27, Mostly Sunny then Chance T-storms. A chance of showers and thunderstorms. Partly sunny, with a high near 78.
• Friday Night 2025-06-27, Slight Chance T-storms then Partly Cloudy. A slight chance of showers and thunderstorms. Partly cloudy, with a low around 52.
• Saturday 2025-06-28, Sunny then Slight Chance T-storms. A slight chance of showers and thunderstorms. Mostly sunny, with a high near 79.
• Saturday Night 2025-06-28, Partly Cloudy. Partly cloudy, with a low around 52.
• Sunday 2025-06-29, Sunny. Sunny, with a high near 82.