Las Vegas is heading into a dangerous stretch of triple-digit heat, with a forecast high of 117 degrees Saturday and little overnight relief.

A fast-moving storm brought 60-mph wind threats and hail to Greenville and Spartanburg counties Tuesday evening.

Record-low snowpack is forcing Rocky Mountain ranchers to haul water, buy hay and drill wells for livestock. A new climate study says warming made the snow drought far more likely.

Lollapalooza opens under mild skies, but heavy rain and thunderstorms could complicate Friday night in Grant Park.

Memphis’ Hospitality Hub will serve as a cooling center from 4 to 6 p.m. Wednesday, with free transportation available for people seeking relief from the heat.

A preliminary magnitude 4.3 earthquake shook the North Bay near Cloverdale Tuesday evening, followed by a smaller aftershock.

Miami-Dade and Broward face a Wednesday heat advisory, while Thursday could bring near-record temperatures across South Florida.

Hunts Point residents received free flood kits as New York City faced a flood watch and threats of heavy rain.

SPC Watch 526 covers Sevier County through 8 p.m.; local crews warned damaging winds are the primary concern. Residents were urged to secure outdoor items and avoid flooded roads.

A yearlong Pacoima study found reflective pavement cut some surface temperatures by more than 16°F. The air above treated streets also cooled during heat waves.

North Carolina’s first confirmed yellow-legged hornets were found near Charlotte, triggering a 200-trap response around a Union County home.

Sacramento is headed for a long stretch of triple-digit heat, peaking near 102 degrees Sunday. Clear skies and dry air will dominate through next week.

A sudden downburst slammed Ligonier Borough and Township, snapping trees and leaving debris across streets as residents begin cleanup.