Issue date: 2026-03-11T09:15+00:00
* WHAT...High temperatures from the lower to mid 80s near the coast to the 90s for the western valleys and inland Orange County expected. * WHERE...Orange County Coastal Areas, Orange County Inland Areas, San Bernardino and Riverside County Valleys-The Inland Empire, San Diego County Coastal Areas, and San Diego County Valleys. * WHEN...From 10 AM Thursday to 8 PM PDT Friday. * IMPACTS...Hot temperatures may cause heat illnesses.