Environment ❯ Weather ❯ Extreme Weather

Heat Waves

Impact on Outdoor Activities Climate Impact Impact on Sports Impact on Health Impact on Infrastructure Impact on Communities Temperature Effects Temperature Records Impact on Vulnerable Groups Impact on Animals

Extreme Heat Warning Issued for Central Texas as Heat Index Tops 113

Rising emergency-room visits have led officials to open cooling sites, with free box fans available for vulnerable Bexar County residents.

Savannah Declares Extreme Heat Advisory and Activates Cooling Sites

18-Year-Old Hiker Dies After Heat Collapse on Bright Angel Trail

Maryland Confirms First Heat-Related Death of 2026

Phoenix Shuts Popular Mountain Trails During Extreme Heat Warning

Search Continues in Quilmes for 33-Year-Old Swept Away in Río de la Plata

Montreal Requires 24-Hour Notification of Heat-Related Deaths

Severe Storms Threaten Maryland After Heat Wave Records 19 Deaths

NYC Subways Disrupted Again by Third-Rail Power Failure at West 4th Street

Turkey Hits New Heat Record at 50.5°C as Wildfires Spread

Mexicali Issues 48-Hour Heat Alert as Heat-Stroke Deaths Rise

Heat Wave Fuels Third Water Main Rupture in El Palmar as City Launches Summer Monitoring

Grand Canyon Hiker Dies During Rim-to-Rim Trek Amid Extreme Heat Warning

Australia Faces Extreme Heatwave and Bushfire Threats on Public Holiday

Family of 16 Rescued from Arizona Hiking Trail in Extreme Heat

Heatwave Claims Multiple Lives in Utah's State and National Parks