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Drink plenty of fluids, stay in an air-conditioned room, stay out ofthe sun, and check up on relatives and neighbors.

* WHAT...Dangerously hot conditions with temperatures 110 to 114degrees.* WHERE...San Diego County Deserts.* WHEN...Until 8 PM PDT Thursday.* IMPACTS...Heat related illnesses increase significantly duringextreme heat events.* ADDITIONAL DETAILS...High temperatures will fall a few degreesSunday, but increase again through the middle of next week.