I-15 weather conditions near Great Falls, Montana
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Overcast 52°F 2025-07-16T08:15:00 Today 2025-07-16, Patchy Fog then Mostly Sunny. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 73. East wind 3 to 8 mph.
Tonight 2025-07-16, Mostly Clear. Mostly clear, with a low around 50. East wind 5 to 9 mph becoming light and variable after midnight.
Thursday 2025-07-17, Sunny. Sunny, with a high near 82. Light and variable wind becoming north northeast 5 to 9 mph in the morning.
Thursday Night 2025-07-17, Partly Cloudy. Partly cloudy, with a low around 53. North northeast wind 6 to 11 mph becoming light northwest after midnight. Winds could gust as high as 20 mph.
Friday 2025-07-18, Mostly Sunny. Mostly sunny, with a high near 83. Calm wind becoming east northeast 5 to 7 mph in the afternoon.- Friday Night 2025-07-18, Mostly Clear. Mostly clear, with a low around 56. Northeast wind 6 to 10 mph becoming south after midnight.
- Saturday 2025-07-19, Mostly Sunny. Mostly sunny, with a high near 92. South southwest wind 6 to 11 mph becoming west in the afternoon. Winds could gust as high as 22 mph.
- Saturday Night 2025-07-19, Partly Cloudy. Partly cloudy, with a low around 57. West northwest wind 5 to 14 mph becoming southwest after midnight. Winds could gust as high as 22 mph.
- Sunday 2025-07-20, Mostly Sunny. Mostly sunny, with a high near 86.
- Sunday Night 2025-07-20, Partly Cloudy. Partly cloudy, with a low around 55.
- Monday 2025-07-21, Mostly Sunny. Mostly sunny, with a high near 85.
Monday Night 2025-07-21, Slight Chance T-storms then Slight Chance Showers. A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 53.
Tuesday 2025-07-22, Chance Showers. A chance of showers. Partly sunny, with a high near 75.