Fire Weather Watches across the Southwest have been upgraded to Red Flag Warnings, as forecasters confirmed Friday and Saturday will bring the most dangerous fire weather conditions of the summer across southern California, Nevada and Arizona.
Las Vegas has gone 120 consecutive days without measurable rain, Nevada’s biggest fire of 2026 is actively burning, and fires near Sedona are already forcing evacuations.
California and Nevada: Upgraded to Red Flag Warning Friday Through Saturday
The National Weather Service in Las Vegas upgraded its Fire Weather Watch to a Red Flag Warning Thursday morning, in effect from 11 AM PDT Friday through 11 PM PDT Saturday across southern Nevada — including Clark County (the Las Vegas metro), the Sheep Range, the Spring Mountains, Lake Mead National Recreation Area, and the surrounding desert zones of Nye, Lincoln and Esmeralda counties.
In California, the same warning covers Death Valley National Park, the Mojave Desert including Morongo Valley and Yucca Valley, and the Lower Colorado River Valley. Forecast conditions: southwest winds 20 to 30 mph with gusts of 40 to 50 mph, humidity dropping to 5 to 15 percent.…