Active Weather Alerts
Extreme Heat Warning
Issued: 5:16 PM Mar. 16, 2026 – National Weather Service
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM WEDNESDAY TO 8 PM PDT SUNDAY... * WHAT...High temperatures in the Colorado River Valley and the lower elevations of Death Valley will top out in the 100 to 108 range. Temperatures in the lower elevations of San Bernardino County will top out in the 95 to 105 range with temperatures in the higher elevations topping out in the 90s. * WHERE...Cadiz Basin, Death Valley National Park, Eastern Mojave Desert, Morongo Basin, and Western Mojave Desert. * WHEN...From 11 AM Wednesday to 8 PM PDT Sunday. * IMPACTS...Heat-related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Extreme early-season heat coupled with high tourism rates will make this heat very dangerous, particularly for those not acclimated to the heat and/or traveling from cooler climates. Numerous daily and monthly heat records are in jeopardy through at least Sunday. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Take extra precautions when outside. Wear lightweight and loose-fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air-conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Monitor the latest forecasts and warnings for updates. &&
Local Radar