National Weather Service United States Department of Commerce

Flash Flood Threats in the Southeast and Rockies; Excessive Heat in the Southwest

Flash and small stream flooding threats linger across the southern Rockies Wednesday. Strong thunderstorms with heavy downpours may cause local flash flooding along portions of the Southeast states into Thursday. Excessive heat will continue to impact the southern California mountains and deserts into Arizona and Nevada into Thursday. Read More >

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Last Map Update: Wed, Aug. 4, 2021 at 1:20:20 am PDT

National Weather Service Sacramento, CANational Weather Service Reno, NVNational Weather Service Elko, NV
National Weather Service San Francisco Bay Area, CAZoom

National Weather Service Las Vegas, NV
National Weather Service Los Angeles, CANational Weather Service San Diego, CA

An Excessive Heat Warning is in effect for the Kern County desert from 10 AM PDT Wednesday morning until 8 PM PDT Wednesday evening. An Excessive Heat Warning means that a prolonged period of dangerously hot temperatures will occur. Heat related illnesses, such as heat exhaustion and heat stroke are likely if precautions are not taken. Drink plenty of fluids, stay out of the sun, and remain in an air-conditioned room. As always, never, ever leave a child or pet in an enclosed automobile.
Widespread triple digit heat is expected in the San Joaquin Valley, Kern County desert, and Coastal Range this afternoon and Wednesday afternoon. Limit outdoor activities and stay hydrated!
Widespread triple digit heat in the Kern County desert will result in a dangerous risk for heat-related illnesses Wednesday. Heat-related impacts are possible Wednesday if simple precautions are not taken. Plan to take action to reduce time outdoors, drink plenty of water, and remain in air-conditioned buildings. Heat-sensitive groups, such as the elderly, young children, and those with chronic ailments may need assistance to avoid heat-related illness. As always, never, ever leave a child or pet in an enclosed automobile.


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