Active AlertsDescanso, CA

What: Dangerously hot conditions with high temperatures in the mid 90s to 103 expected.
Where: San Diego County Mountains County.
When: Until 8 PM PDT Friday.
Impacts: Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.