I-15 weather conditions near Great Falls, Montana

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Partly Cloudy 68°F 2025-07-06T21:00:00
• Tonight 2025-07-06, Decreasing Clouds. Mostly cloudy, then gradually becoming mostly clear, with a low around 53. Northeast wind 5 to 10 mph becoming light north after midnight.
• Monday 2025-07-07, Sunny. Sunny, with a high near 86. Calm wind becoming north 5 to 7 mph in the afternoon.
• Monday Night 2025-07-07, Mostly Clear. Mostly clear, with a low around 55. Northeast wind 5 to 8 mph becoming south southwest after midnight.
• Tuesday 2025-07-08, Hot. Sunny and hot, with a high near 97. South southwest wind 5 to 14 mph, with gusts as high as 23 mph.
• Tuesday Night 2025-07-08, Mostly Clear. Mostly clear, with a low around 60. Southwest wind 6 to 14 mph, with gusts as high as 24 mph.
• Wednesday 2025-07-09, Hot. Mostly sunny and hot, with a high near 98. South southwest wind 6 to 15 mph, with gusts as high as 24 mph.
• Wednesday Night 2025-07-09, Partly Cloudy. Partly cloudy, with a low around 59. Southwest wind 10 to 17 mph, with gusts as high as 26 mph.
• Thursday 2025-07-10, Slight Chance Showers. A slight chance of showers. Mostly sunny, with a high near 77. West southwest wind 9 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 24 mph.
• Thursday Night 2025-07-10, Slight Chance T-storms then Partly Cloudy. A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 47.
• Friday 2025-07-11, Sunny. Sunny, with a high near 83.
• Friday Night 2025-07-11, Mostly Clear. Mostly clear, with a low around 53.
• Saturday 2025-07-12, Sunny. Sunny, with a high near 91.
• Saturday Night 2025-07-12, Mostly Clear. Mostly clear, with a low around 57.
• Sunday 2025-07-13, Mostly Sunny. Mostly sunny, with a high near 93.