California Struck by Deadly Holiday Storms, Flooding and Mudslides Cause Chaos
A relentless series of powerful storms battered California during the busy holiday travel period, bringing deadly flooding, destructive mudslides, and widespread travel chaos. The severe weather, fueled by atmospheric rivers, claimed multiple lives, forced evacuations, and prompted a state of emergency declaration from Governor Gavin Newsom [34959][35222][35627].
Atmospheric rivers are long, narrow bands in the atmosphere that carry huge amounts of water vapor from the tropics. These "rivers in the sky" dumped torrential rain across the state, with some areas of Los Angeles County receiving up to 27 centimeters (roughly 10.5 inches) of rain [35222][34342]. The intense rainfall overwhelmed the saturated ground, turning streets into rushing rivers and triggering life-threatening mudslides, particularly in areas recently scarred by wildfires [35615][34209].
Officials confirmed at least three storm-related fatalities by Monday following Christmas, with concerns the number could rise [34959][35222]. Emergency crews performed numerous rescues of motorists trapped in flooded vehicles, while mudslides damaged homes and buried cars [35041][35627]. The Governor's state of emergency declaration covered multiple counties to expedite resources and response efforts [34342][35222].
The timing of the storms could not have been worse, coinciding with one of the busiest travel weeks of the year. Major highways were submerged and closed, and key airports, including Los Angeles International Airport (LAX) and San Francisco International Airport (SFO), experienced hundreds of flight cancellations and significant delays [34357][40257][33424]. The travel disruptions even threatened to impact the travel schedules of professional sports teams, including the San Francisco 49ers [32739][40257].
The National Oceanic and Atmospheric Administration (NOAA) issued a rare "high risk" warning for excessive rainfall for Southern California, underscoring the serious threat of flash flooding [34209]. As the state braced for more rain in the forecast, officials continued to urge residents in vulnerable areas to heed evacuation orders and avoid all non-essential travel [34640][35615].