Intuitive fred888: Present Heat Alerts nationwide

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Maps show U.S. heat advisories, high temperatures as heat ...

Over 125 million Americans are under coast-to-coast heat alerts as a massive heat dome spans from Southern California to the Northeast, bringing temperatures 20 to 30°F above average. .

Current Alert Breakdown & Forecast

National Extent: Extreme Heat Warnings and Advisories span from the Northern Plains, upper Midwest, and Great Basin down to Southern California and east into the Northeast. Highs in these regions range from 105 to 115°F with heat index values pushing up to 114°F in some areas.
Local California Impact: interior California valleys—including the San Joaquin Valley—are under a Heat Advisory through Thursday, with daytime highs ranging from 102 to 108°F.

Heat Safety & Preparedness

Officials strongly urge limiting strenuous outdoor activities during peak afternoon temperatures, seeking air-conditioned spaces, and drinking plenty of water.

For hyper-local forecasts and active warning zones in your area, consult the National Weather Service or track regional advisories via the California Office of Emergency Services.

If you are planning to travel or need to check a specific ZIP code's heat index, tell me the destination or location, and I can pull the exact forecast for you.

San Joaquin Valley, CA - National Weather Service
* A Heat Advisory is in effect from Tuesday through Thursday and Hot and Humid conditions exist across the San Joaquin Valley. Wil...
National Weather Service (.gov)
San Francisco Bay Area, CA - National Weather Service
Heat Advisory Tuesday. Coastal Flood Advisory. Coastal Flood Advisory. Hot conditions Tuesday across the interior will bring an in...
National Weather Service (.gov)
Heat Alert Information | CalEPA
Heat Alert Information * Create a cooler environment or visit places like malls, theaters, or other public air-conditioned places.
California Environmental Protection Agency (.gov)