I-15 weather conditions near Boulder, Montana
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
This Afternoon 2025-06-20, Showers. Showers and possibly a thunderstorm. High near 73. East wind around 15 mph becoming north northwest. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tonight 2025-06-20, T-storms then Showers. Showers and possibly a thunderstorm before 3am, then rain, mainly after 3am. Low around 40. West northwest wind 7 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday 2025-06-21, Chance Showers. A chance of rain before noon, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 58. West wind 10 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Saturday Night 2025-06-21, Chance Rain then Rain. Rain, mainly after midnight. Low around 37. North northwest wind 7 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.
Sunday 2025-06-22, Showers. Rain before noon, then showers and possibly a thunderstorm after noon. High near 44. North northwest wind 5 to 10 mph. Chance of precipitation is 100%.
Sunday Night 2025-06-22, Chance Showers then Partly Cloudy. A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 34. North wind 5 to 7 mph becoming calm in the evening.
Monday 2025-06-23, Sunny then Slight Chance T-storms. A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 63. Calm wind becoming southwest 5 to 9 mph in the morning.
Monday Night 2025-06-23, Partly Cloudy. Partly cloudy, with a low around 41. Southwest wind 5 to 7 mph becoming calm in the evening.
Tuesday 2025-06-24, Sunny then Chance Showers. A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 70.
Tuesday Night 2025-06-24, Slight Chance T-storms then Partly Cloudy. A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 45.
Wednesday 2025-06-25, Sunny then Slight Chance T-storms. A slight chance of showers and thunderstorms. Mostly sunny, with a high near 75.
Wednesday Night 2025-06-25, Partly Cloudy. Partly cloudy, with a low around 49.
Thursday 2025-06-26, Sunny then Slight Chance T-storms. A slight chance of showers and thunderstorms. Mostly sunny, with a high near 80.