Extreme Heat Warning Issued for Orange County This Weekend
Extreme Heat Warning Issued for Orange County This Weekend
US · Published Jul 29, 2026
The National Weather Service (NWS) has issued an extreme heat warning for Orange County, California, effective from Friday, July 31, at 10 a.m. through Sunday, August 2, at 8 p.m. (Source time: 2026-07-28 09:01 p.m. PDT). Temperatures are expected to reach the mid to upper 90s °F (35-37 °C) east of Interstate
The warning highlights the potential for dangerously hot conditions, which could significantly increase the risk of heat-related illnesses. Additionally, a coastal flood advisory and high surf advisory are in effect for Orange County and San Diego County coastal areas from Wednesday, July 29, at 5 p.m. through Saturday, August 1, at 5 p.m.

Impact & Risks

The extreme heat poses a significant risk to vulnerable populations, including the elderly, children, and those with pre-existing health conditions. Heat-related illnesses such as heat exhaustion and heat stroke are more likely during this period. Coastal areas may also experience minor flooding and hazardous surf conditions, which could endanger swimmers and beachgoers. Residents are advised to stay informed and take precautions to mitigate these risks.

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