* WHAT...Temperatures of 88 to 108 expected.
* WHERE...Calabasas and Agoura Hills, Eastern San Fernando Valley, Eastern Santa Monica Mountains Recreational Area, Los Angeles County Beaches, Los Angeles County Inland Coast including Downtown Los Angeles, Los Angeles County San Gabriel Valley, Malibu Coast, Palos Verdes Hills, Western San Fernando Valley, and Western Santa Monica Mountains Recreational Area
* WHEN...From 8 AM Wednesday to 8 PM PDT Thursday.
* IMPACTS...Heat related illnesses increase significantly during extreme heat events. Hot temperatures may cause heat illnesses.
* ADDITIONAL DETAILS...Humid conditions will add to heat discomfort. Heat peaking on Wednesday for most areas, except likely peaking Thursday for the Santa Barbara South Coast.