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
Overnight 2025-07-09, Slight Chance Showers. A 20 percent chance of showers. Mostly cloudy, with a steady temperature around 63. Light west wind.
Wednesday 2025-07-09, Chance Showers. A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Light and variable wind becoming west northwest 9 to 14 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 30%.Wednesday Night 2025-07-09, Chance T-storms then Partly Cloudy. A 30 percent chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 55. West northwest wind 6 to 14 mph, with gusts as high as 20 mph.
Thursday 2025-07-10, Sunny then Slight Chance T-storms. A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 77. West northwest wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 26 mph.
Thursday Night 2025-07-10, Partly Cloudy. Partly cloudy, with a low around 45. Northwest wind 13 to 18 mph becoming light north northwest after midnight. Winds could gust as high as 26 mph.
Friday 2025-07-11, Sunny. Sunny, with a high near 77. Calm wind becoming northeast 5 to 8 mph in the afternoon.- Friday Night 2025-07-11, Partly Cloudy. Partly cloudy, with a low around 52. East northeast wind 5 to 8 mph becoming light and variable in the evening.
Saturday 2025-07-12, Mostly Sunny. Mostly sunny, with a high near 86. Light west southwest wind becoming west 9 to 14 mph in the morning. Winds could gust as high as 21 mph.
Saturday Night 2025-07-12, Mostly Clear. Mostly clear, with a low around 56.- Sunday 2025-07-13, Sunny. Sunny, with a high near 86.
- Sunday Night 2025-07-13, Mostly Clear. Mostly clear, with a low around 55.
- Monday 2025-07-14, Sunny. Sunny, with a high near 84.
Monday Night 2025-07-14, Slight Chance T-storms then Mostly Clear. A slight chance of showers and thunderstorms. Mostly clear, with a low around 52.
Tuesday 2025-07-15, Sunny then Chance Showers. A chance of showers. Mostly sunny, with a high near 75.