Heat Advisory Issued for San Diego County Mountains Until Saturday Evening

San Diego, CA, August 4, 2026 —

A heat advisory has been issued for the mountainous regions of San Diego County, with residents and visitors advised to take precautions against the rising temperatures. The advisory is currently in effect until Saturday evening.

The National Weather Service has put the advisory in place due to expected high temperatures and the potential for heat-related illnesses. Specific details regarding the exact temperature thresholds or the precise end time on Saturday evening were not immediately available. However, residents in the affected mountain areas are urged to stay hydrated, limit outdoor activities during the hottest parts of the day, and seek air-conditioned environments when possible.

This advisory serves as a reminder of the potential dangers associated with prolonged exposure to high heat, especially for vulnerable populations such as the elderly, young children, and individuals with chronic health conditions. It is recommended to check on neighbors and family members who may be more susceptible to the heat.

Further information on specific forecast details and safety recommendations can typically be found through local weather services and emergency management agencies. The duration of the advisory highlights the ongoing nature of the heatwave in the region.

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