NewsExtreme Heat Warning issued October 5 at 3:19AM PDT until October 8 at 8:00PM PDT by NWS San Diego CA
* WHAT...Dangerously hot conditions with high temperatures 90s. Nights will be very warm with low temperatures in the upper 60s 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.