Extreme Heat Warning issued October 4 at 4:28AM PDT until October 8 at 8:00PM PDT by NWS San Diego CA

* WHAT…Dangerously hot conditions with temperatures up to 100 and
warm nights with lows in the low to mid 70s.

* WHERE…Santa Ana Mountains and Foothills.

* WHEN…Until 8 PM PDT Thursday.

* 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.