Weather ❯ Heat Waves

Extreme Weather

Health Risks Climate Impact Public Health Climate Change Public Safety Health Impacts Impact on Events Temperature Temperature Records Climate Events

Nearly 2,000 Ocean Rescues Over Weekend Strain Los Angeles County Lifeguards

The surge pushed lifeguards to the limits, signaling ongoing public-safety risks from high surf and contaminated water.

Pointe Fire in Santa Clarita Stopped After Rapid Spread; Crews Report Partial Containment

South Korea Triggers First Emergency Heatwave Warning for Gyeongsan and Pohang

PJM Nears Record Demand While DOE Grants Emergency Authority to Protect the Grid

Extreme Heat Strains DTE Grid and Causes Scattered Outages in Metro Detroit

Broken Central Air Leaves Midwest Apartment Tenants Sweltering During Heat Wave

Oakland County Closes Red Oaks Waterpark During Triple‑Digit Heat

Heat Dome Expands Over Central and Eastern U.S., Bringing Prolonged Extreme Heat

Paris Bans Public Alcohol Sales for Weekend as Heatwave Overwhelms Hospitals

Lidl Air Conditioner Sells Out as Shoppers Queue for Budget Cooling

Philadelphia Will Dismiss 52 Schools Early Thursday Over Dangerous Heat

Record March Heat Ends Death Valley's Low-Desert Superbloom Early

Phoenix Closes High-Risk Trails During Record-Early Extreme Heat Warning

Western U.S. Swelters in Multi-Day Heat Wave 25–40°F Above Normal, Highs 96–109°F

Los Angeles Opens Hundreds of Cooling Centers as Heat Wave Grips Southern California

SAWS Maintains Yellow Storm Alerts as Heatwave Persists Across Interior

Phoenix Records 118°F, Its Hottest August Day in 120 Years

Severe Heat and Sudden Storms Disrupt Disney World Park Visits

Severe Storms Threaten Maryland After Heat Wave Records 19 Deaths

Dangerous Heat Wave Persists Across U.S. Southeast as Derecho Sweeps Plains