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: Clear 73°F 2025-06-15T17:15:00 
This Afternoon 2025-06-15, Showers Likely. Showers likely and possibly a thunderstorm. Mostly cloudy, with a steady temperature around 79. North northwest wind around 8 mph. Chance of precipitation is 60%.Tonight 2025-06-15, Slight Chance T-storms then Partly Cloudy. A 20 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 51. North northwest wind 5 to 9 mph becoming light and variable after midnight.
Monday 2025-06-16, Partly Sunny then Chance T-storms. A slight chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 78. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 30%.
Monday Night 2025-06-16, Chance Showers then Mostly Cloudy. A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 51. North northwest wind 5 to 8 mph becoming south southeast in the evening. Chance of precipitation is 30%.
Tuesday 2025-06-17, Mostly Sunny then Slight Chance T-storms. A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82. Southwest wind around 7 mph becoming west northwest in the afternoon.
Tuesday Night 2025-06-17, Mostly Clear. Mostly clear, with a low around 49. West southwest wind 6 to 8 mph becoming south southeast in the evening.
Wednesday 2025-06-18, Sunny. Sunny, with a high near 85. West wind 7 to 13 mph, with gusts as high as 22 mph.- Wednesday Night 2025-06-18, Mostly Clear. Mostly clear, with a low around 52. South southwest wind 5 to 14 mph, with gusts as high as 22 mph.
- Juneteenth 2025-06-19, Sunny. Sunny, with a high near 87.
Thursday Night 2025-06-19, Chance Showers. A chance of showers and thunderstorms. Mostly cloudy, with a low around 53.
Friday 2025-06-20, Chance Showers. A chance of showers and thunderstorms. Mostly sunny, with a high near 80.- Friday Night 2025-06-20, Chance Showers. A chance of showers. Mostly cloudy, with a low around 50.
Saturday 2025-06-21, Showers Likely. Showers likely and possibly a thunderstorm. Partly sunny, with a high near 69.- Saturday Night 2025-06-21, Showers Likely. Showers likely. Mostly cloudy, with a low around 44.
- Sunday 2025-06-22, Showers Likely. Showers likely. Mostly cloudy, with a high near 61.