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 82°F 2025-08-13T03:15:00
Overnight 2025-08-13, Mostly Clear. Mostly clear, with a low around 79. Light east wind.
Wednesday 2025-08-13, Hot. Sunny and hot, with a high near 107. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.
Wednesday Night 2025-08-13, Mostly Clear. Mostly clear, with a low around 79. West southwest wind 5 to 10 mph becoming northeast after midnight.
Thursday 2025-08-14, Sunny then Chance Showers. A 30 percent chance of showers and thunderstorms after noon. Sunny through mid morning, then becoming partly sunny and hot, with a high near 104. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Thursday Night 2025-08-14, Chance Showers then Slight Chance T-storms. A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight, then a slight chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 78. Southwest wind 6 to 9 mph becoming east after midnight. Chance of precipitation is 30%.
Friday 2025-08-15, Chance Showers then Chance T-storms. A chance of showers and thunderstorms before 9am, then a chance of showers between 9am and noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 99. Chance of precipitation is 50%.
Friday Night 2025-08-15, Chance T-storms then Slight Chance T-storms. A 50 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 74.
Saturday 2025-08-16, Chance Showers then Chance T-storms. A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 97.
Saturday Night 2025-08-16, Slight Chance T-storms then Clear. A slight chance of showers and thunderstorms before midnight. Mostly clear, with a low around 75.
Sunday 2025-08-17, Sunny. Sunny, with a high near 99.
Sunday Night 2025-08-17, Clear. Clear, with a low around 74.
Monday 2025-08-18, Sunny. Sunny, with a high near 99.
Monday Night 2025-08-18, Clear. Clear, with a low around 75.
Tuesday 2025-08-19, Hot. Sunny and hot, with a high near 101.