I-15 weather conditions near Butte, Montana

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Clear 70°F 2025-06-18T21:45:00
• Tonight 2025-06-18, Mostly Clear. Mostly clear, with a low around 46. North northwest wind 5 to 7 mph becoming calm after midnight.
• Juneteenth 2025-06-19, Sunny then Chance T-storms. A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80. Calm wind becoming northwest 5 to 9 mph in the afternoon.
• Thursday Night 2025-06-19, Chance T-storms then Chance Rain. A chance of showers and thunderstorms before midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 48. North wind 5 to 9 mph becoming calm after midnight. Chance of precipitation is 40%.
• Friday 2025-06-20, Chance Showers then Showers. A chance of rain before 9am, then a chance of showers and thunderstorms between 9am and noon, then showers and possibly a thunderstorm after noon. High near 71. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
• Friday Night 2025-06-20, Showers. Showers and possibly a thunderstorm, mainly before 3am, then rain after 3am. Low around 40. West northwest wind 7 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
• Saturday 2025-06-21, Showers. Rain before noon, then showers likely and possibly a thunderstorm after noon. High near 56. Chance of precipitation is 80%.
• Saturday Night 2025-06-21, Showers Likely. Showers likely and possibly a thunderstorm before midnight, then rain likely after midnight. Mostly cloudy, with a low around 34. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
• Sunday 2025-06-22, Showers Likely. Rain likely before noon, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 50.
• Sunday Night 2025-06-22, Partly Cloudy. Partly cloudy, with a low around 31.
• Monday 2025-06-23, Mostly Sunny then Slight Chance T-storms. A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 61.
• Monday Night 2025-06-23, Partly Cloudy. Partly cloudy, with a low around 37.
• Tuesday 2025-06-24, Sunny then Slight Chance T-storms. A slight chance of showers and thunderstorms. Mostly sunny, with a high near 68.
• Tuesday Night 2025-06-24, Partly Cloudy. Partly cloudy, with a low around 42.
• Wednesday 2025-06-25, Mostly Sunny then Slight Chance T-storms. A slight chance of showers and thunderstorms. Mostly sunny, with a high near 73.