Winter weather is moving into nearly every part of the country this week and threatens to bring several different weather hazards depending on location.

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

A series of gales and strong winds coming across the Pacific Ocean are forecasted to bring rain, wind, snow and swell to the ...

Portions of Southern California are bracing for rainfall and potential flooding in the wake of deadly wildfires.

Southern California is in desperate need of rain, but it could come far too fast this week, especially in areas recently burned by wildfires.

Fresno could face below-freezing temperatures this week before an atmospheric river-fueled storm brings warmer temperatures ...

Southern California faces a risk of damaging debris flows this week, as a potentially strong atmospheric river is set to ...

Days after an atmospheric river brought record-setting rainfall to California, the state is in the crosshairs of another ...

The earlier 2018 study was called “ARkStorm,” nodding to Noah’s biblical flood and atmospheric rivers generally. The report ...

Southern California faces a risk of damaging debris flows this week, as a potentially strong atmospheric river is set to ...

Another atmospheric river is preparing to take aim at the Bay Area and Central California, bringing “impactful rain,” flash ...

Following a brief lull in the stormy pattern, California residents are on track to be doused by another atmospheric river, AccuWeather meteorologists warn. Through early this week, the drier stretch ...