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Extreme Heat Warning Issued for San Diego Coastal Areas

An Extreme Heat Warning has been issued for San Diego County Coastal Areas from tonight, October 7, at 9:21 PM PDT until tomorrow, October 8, at 8:00 PM PDT, with dangerously hot conditions expected to reach the low to mid-90s.

Staff Writer
10/07/2026 · Chula Vista edition

Residents in San Diego County Coastal Areas are urged to take immediate precautions due to an Extreme Heat Warning issued by the National Weather Service (NWS) San Diego, CA. The warning is in effect from tonight, October 7, at 9:21 PM PDT until tomorrow, October 8, at 8:00 PM PDT.

Dangerously hot conditions are expected, with high temperatures in the low to mid-90s. The NWS emphasizes that heat-related illnesses increase significantly during extreme heat events.

To protect yourselves and your loved ones, the NWS advises drinking plenty of fluids, staying in air-conditioned rooms, and avoiding direct sun exposure. Please check on relatives and neighbors, especially those who may be vulnerable to heat.

Crucially, do not leave young children or pets in unattended vehicles. Car interiors can reach lethal temperatures in minutes. This warning applies specifically to San Diego County Coastal Areas.

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