San Diego, CA

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Last Map Update: Sun, Jun 29, 2025 at 10:40:27 pm PDT

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National Weather Service NWS Flagstaff, AZ

Extreme Heat Warning

Air Quality Alert

High Temperatures for Today

HeatRisk for Today

Highs for Tomorrow

HeatRisk for Tomorrow

Highs will be slightly warmer today, and this will likely be the warmest day of the week for most locations.

Temperatures likely above 110F throughout the low deserts, and approaching 100F for the Inland Empire. Moderate risk for heat-related illnesses for most individuals sensitive to heat, especially without effective cooling and/or adequate hydration.

It will still be very hot within the lower deserts tomorrow with high temperatures likely above 110F, but slightly cooler elsewhere.

Temperatures likely above 110F throughout the low deserts. Moderate risk for heat-related illnesses for most individuals sensitive to heat, especially without effective cooling and/or adequate hydration.