I-15 weather conditions near Saint George, Utah
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Clear 79°F 2025-08-15T06:30:00 Today 2025-08-15, Sunny then Chance Showers. A 30 percent chance of showers and thunderstorms, mainly after 3pm. Sunny, with a high near 99. East northeast wind 5 to 9 mph becoming west southwest in the afternoon.
Tonight 2025-08-15, Chance T-storms. A 40 percent chance of showers and thunderstorms, mainly before 9pm. Partly cloudy, with a low around 74. South southwest wind 6 to 9 mph becoming east northeast after midnight.Saturday 2025-08-16, Chance Showers then Slight Chance T-storms. A 30 percent chance of showers and thunderstorms, mainly before noon. Mostly sunny, with a high near 95. Light and variable wind becoming southwest around 6 mph in the afternoon.
Saturday Night 2025-08-16, Slight Chance T-storms then Clear. A 10 percent chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 74. West southwest wind 5 to 8 mph becoming light and variable after midnight.
- Sunday 2025-08-17, Sunny. Sunny, with a high near 97. Light and variable wind becoming southwest around 6 mph in the afternoon.
Sunday Night 2025-08-17, Clear. Clear, with a low around 72.- Monday 2025-08-18, Sunny. Sunny, with a high near 99.
- Monday Night 2025-08-18, Clear. Clear, with a low around 74.
Tuesday 2025-08-19, Hot. Sunny and hot, with a high near 102.
Tuesday Night 2025-08-19, Mostly Clear. Mostly clear, with a low around 77.- Wednesday 2025-08-20, Hot. Sunny and hot, with a high near 105.
Wednesday Night 2025-08-20, Slight Chance T-storms then Mostly Clear. A slight chance of showers and thunderstorms. Mostly clear, with a low around 80.
Thursday 2025-08-21, Sunny then Slight Chance T-storms. A slight chance of showers and thunderstorms. Sunny and hot, with a high near 106.