9/27/2025 4:22:00 PM until 9/27/2025 7:30:00 PM

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.

FFWVEF The National Weather Service in Las Vegas has issued a * Flash Flood Warning for... Southwestern San Bernardino County in southern California... * Until 730 PM PDT. * At 422 PM PDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life-threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar. IMPACT...Life-threatening flash flooding of low-water crossings, creeks, normally dry washes and roads. Impacts ongoing on State Route 247 at Sunnyslope Drive. * Some locations that will experience flash flooding include... Yucca Valley, Joshua Tree, Joshua Tree Lake Campground and Morongo Valley.