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: Mostly Cloudy 43°F 2024-05-19T01:05:00 
Overnight 2024-05-19, Slight Chance Showers. A 20 percent chance of showers after 4am. Cloudy, with a low around 39. West southwest wind 3 to 5 mph.Sunday 2024-05-19, Chance Showers then Showers. Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. High near 57. West wind 5 to 10 mph. Chance of precipitation is 80%.
Sunday Night 2024-05-19, Chance T-storms then Patchy Fog. A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight. Patchy fog after 5am. Otherwise, partly cloudy, with a low around 33. West southwest wind 5 to 10 mph. Chance of precipitation is 40%.
Monday 2024-05-20, Slight Chance Rain then Showers Likely. A slight chance of rain, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 61. Light and variable wind becoming north northwest 5 to 7 mph in the morning. Chance of precipitation is 60%.
Monday Night 2024-05-20, Chance Rain then Partly Cloudy. A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 35. North wind 5 to 8 mph becoming calm after midnight.
Tuesday 2024-05-21, Mostly Sunny then Slight Chance Rain. A 20 percent chance of rain after noon. Mostly sunny, with a high near 65. Southwest wind 3 to 8 mph.
Tuesday Night 2024-05-21, Slight Chance Rain then Mostly Cloudy. A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 41. West wind 5 to 8 mph becoming south southwest after midnight.
Wednesday 2024-05-22, Showers Likely. A slight chance of rain, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 64. South southwest wind 5 to 9 mph becoming northwest in the afternoon.
Wednesday Night 2024-05-22, Showers Likely. Showers likely and possibly a thunderstorm before midnight, then rain likely after midnight. Mostly cloudy, with a low around 40.- Thursday 2024-05-23, Showers Likely. Rain likely before noon, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 55.
Thursday Night 2024-05-23, Chance Rain. A chance of rain. Mostly cloudy, with a low around 39.
Friday 2024-05-24, Chance Rain. A chance of rain. Partly sunny, with a high near 61.- Friday Night 2024-05-24, Chance Rain. A chance of rain. Mostly cloudy, with a low around 40.
- Saturday 2024-05-25, Chance Rain. A chance of rain and thunderstorms. Partly sunny, with a high near 63.