A destructive derecho swept through the central United States from the evening of July 28 into early July 29 2025, producing wind gusts up to 160 km/h (99 mph), toppling trees, and causing widespread power outages.
Tampa saw its hottest temperature on record after reaching 37.8°C (100 °F) at 15:30 local time on July 27, 2025.
A powerful tornado touched down west of Watertown, South Dakota on July 27, 2025, destroying multiple structures and creating dramatic visuals.
An Enhanced Risk (level 3/5) of severe thunderstorms is in effect across southern and eastern Minnesota, far eastern South Dakota and western Wisconsin, with a Slight Risk (level 2/5) extending into the Mid-Atlantic region, including parts of eastern Virginia, on Sunday, July 27, 2025.
Machine learning algorithms applied to waveform data from 2008 to 2022 have revealed 86 276 earthquakes beneath the Yellowstone caldera, U.S., approximately 10 times more than previously recorded. The revised catalogue, published in Science Advances on July 18, 2025, was created by researchers from Western University, Universidad Industrial de Santander, and the U.S. Geological Survey.
Extreme heat and humidity will affect large portions of the Southeastern United States from July 27 to 31, 2025, with over 30 million people under Level 4 Extreme HeatRisk alerts at the peak of the heatwave.
Severe thunderstorms caused flash floods across the Chicago metropolitan area on Friday, July 25, 2025, with over 150 mm (6 inches) of rainfall reported in Bridgeview within just two hours.
Record rainfall caused flash flooding in Kansas City, Missouri, on Thursday, July 24, 2025, submerging streets and prompting multiple water rescues.
Flash floods triggered by persistent monsoonal rains prompted multiple water rescues near Ruidoso, New Mexico, on July 24, 2025. The Rio Ruidoso River overflowed its banks at multiple locations after reaching flood stage. Flooding was reported along several routes, including parts of I-40, prompting multiple road closures.
Thick accumulations of decomposing sargassum seaweed washed ashore in Dania Beach, Florida on July 23, 2025, releasing hydrogen sulfide odors and prompting cleanup efforts. The event was part of a broader seasonal trend affecting Florida’s coastlines, driven by ocean currents and wind patterns transporting offshore blooms inland.
