I-15 weather conditions near Great Falls, Montana

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Partly Cloudy 70°F 2025-07-05T18:30:00
• Tonight 2025-07-05, Slight Chance Showers then Partly Cloudy. A 20 percent chance of showers before 9pm. Partly cloudy, with a low around 50. West northwest wind 9 to 14 mph becoming light and variable. Winds could gust as high as 23 mph.
• Sunday 2025-07-06, Mostly Sunny. Mostly sunny, with a high near 82. Southwest wind 6 to 8 mph becoming west northwest in the afternoon.
• Sunday Night 2025-07-06, Decreasing Clouds. Mostly cloudy, then gradually becoming mostly clear, with a low around 53. Northeast wind 3 to 8 mph.
• Monday 2025-07-07, Sunny. Sunny, with a high near 87. Calm wind becoming northwest around 6 mph in the afternoon.
• Monday Night 2025-07-07, Clear. Clear, with a low around 56. Northeast wind 6 to 8 mph becoming south southwest after midnight.
• Tuesday 2025-07-08, Hot. Sunny and hot, with a high near 96. South southwest wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 26 mph.
• Tuesday Night 2025-07-08, Mostly Clear. Mostly clear, with a low around 60. South southwest wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 28 mph.
• Wednesday 2025-07-09, Hot. Sunny and hot, with a high near 97. South southwest wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph.
• Wednesday Night 2025-07-09, Partly Cloudy. Partly cloudy, with a low around 57.
• Thursday 2025-07-10, Mostly Sunny. Mostly sunny, with a high near 81.
• Thursday Night 2025-07-10, Mostly Clear. Mostly clear, with a low around 51.
• Friday 2025-07-11, Sunny. Sunny, with a high near 84.
• Friday Night 2025-07-11, Mostly Clear. Mostly clear, with a low around 54.
• Saturday 2025-07-12, Sunny. Sunny, with a high near 92.