Excessive Heat Warning

Locations Affected

Riverside, CA ∙ San Bernardino, CA ∙ Fontana, CA ∙ Ontario, CA ∙ Moreno Valley, CA ∙ Rancho Cucamonga, CA ∙ Corona, CA ∙ Rialto, CA ∙ Murrieta, CA ∙ Temecula, CA

Full Alert Message

URGENT - WEATHER MESSAGE National Weather Service San Diego CA 213 AM PDT Mon Jul 8 2024 ...EXCESSIVE HEAT WARNING IN EFFECT FROM 11 AM TUESDAY, JULY 16 TO 9 PM PDT THURSDAY, JULY 18... * WHAT...Dangerously hot conditions with temperatures in the upper 90s to around 110 expected. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN...From 11 AM Tuesday, July 16 to 9 PM PDT Thursday, July 18. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

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