Amid a coast-to-coast barrage of winter storms, a firehose of moisture is poised Thursday to bring heavy rains and high winds ...

Weather balloons and “hurricane hunter” planes aid the science of understanding California’s atmospheric rivers.

The Bay Area weather forecast has more rain and wind as another atmospheric river arrives and flood evacuations are issued ...

An atmospheric river is slamming portions of California, with multiple inches of rain expected to drench the area until the storm runs out of moisture Wednesday morning, forecasters say.

Another atmospheric river is expected to bring heavy rain to most parts of California this week, raising concerns over flooding on the heels of an earlier system that broke daily rainfall records ...

A flooded street in Santa Barbara, California, is shown on February 4, 2024, exactly one year ago, as a potent atmospheric river storm, the second in less than a week, doused the region.

The weather phenomena are common for California winters, but they could cause dangerous debris flows or mudslides in recently burned areas.

A stronger atmospheric river is set to hit Northern California on Monday and then hit Los Angeles County on Tuesday, aiding hopes of a more definitive end to a devastating fire weather season for ...

Parts of northern California could see up to a foot of rain, but Phoenix will remain dry and warmer than usual.