* WHAT...Very warm and humid daytime conditions with high temperatures between 82 and 92 common. Warm overnight conditions will bring less relief than usual.
* WHERE...Coastal areas of Los Angeles, Ventura, and southern Santa Barbara Counties.
* WHEN...Until 8 PM PDT Monday.
* IMPACTS...There is a high risk for dangerous heat illness, especially for sensitive groups like the very young, the very old, those without air conditioning, and those active outdoors.