A powerful thunderstorm swept through northern and central Los Angeles County on Thursday afternoon, March 7, 2024, bringing with it heavy rain, hail, and an increased risk of flooding. Flash flood warnings were put into effect for parts of Ventura and Los Angeles counties, as the storm traveled eastward, affecting regions from the San Fernando Valley to the San Gabriel Valley.
A powerful atmospheric river impacted the US West Coast from February 29 through March 3, 2024, dropping massive amounts of snow to the Sierra Nevada.
A significant winter storm continues to impact much of the West on Sunday, March 3, 2024, with heavy mountain snow and widespread damaging winds, including dangerous, blizzard conditions in the Sierra Nevada.
An atmospheric river (AR) and low-pressure system are forecasted to bring widespread precipitation, including heavy snowfall in the Sierra Nevada and potential flooding along the US West Coast, from February 28 through March 3, 2024.
An impending winter storm, driven by an upper-level trough and strong cold front from the northeastern Pacific and western Canada, is forecasted to deliver significant snowfall and strong gusty winds to much of the West in the coming days. Heavy snow is expected in the Central Rockies and Cascades through Monday, extending to the Sierra and the Northern Rockies/Great Basin by Tuesday, with over a foot of snow possible in many areas.
An atmospheric river event continues directing subtropical moisture over much of California on Monday, February 19, 2024. Heavy coastal and low elevation rain, thunderstorms, heavy mountain snow and high winds are all expected from this new atmospheric river event.
Forecasters at the National Weather Service (NWS) issued a warning on February 11, 2024, about a significant winter storm impacting the Southern Rockies and High Plains, moving northeast towards the Northern Mid-Atlantic, New York, and New England. Expected heavy snowfall, powerful winds, and potential coastal flooding are set to disrupt travel and cause power outages across affected regions.
California, still reeling from a historic atmospheric river that left nine people dead and hundreds of mudslides, faces a new threat from a fast-moving storm.
An intense atmospheric river event hit California on Sunday, February 4, 2024, prompting Gov. Gavin Newsom to declare a state of emergency in eight counties due to the potential for “life-threatening” flooding, mudslides, and widespread power outages. The National Weather Service warns of significant rainfall, powerful winds, and heavy snowfall continuing over the next few days.
Severe storms swept through California on Thursday, February 1, 2024, causing widespread flooding, power outages, and fallen trees. The first of two storms, part of strong atmospheric river systems, hit the San Francisco Bay Area before moving south towards Los Angeles, delivering over 100 mm (4 inches) of rain in some areas. Officials warn of a “significant threat” from an even larger storm expected over the weekend, with the potential for excessive rain, heavy snow, and strong winds across the state through Tuesday, February 7.
