* WHAT...Temperatures of 90 to 100 expected.
* WHERE...A portion of southwest California near the coast including the beaches.
* WHEN...Until 8 PM PDT this evening.
* IMPACTS...There is a high risk for heat illness for sensitive groups like the very young, the very old, those without air conditioning, and those active outdoors.
* ADDITIONAL DETAILS...Heat hazards may extend into next week for portions of the region.