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

LOOK AT SOME OF THESE TOTALS ... WE HAVE THAT Back-to-back storm systems carrying moisture from an atmospheric river brought waves of rain and snow to Northern California. The first system ...

Despite Wednesday's sunny weather, the Sonoma County Sheriff's Office said that previous evacuation orders along the Russian River prompted by this week's atmospheric river are still in effect.

After a series of back-to-back atmospheric rivers in December ... precipitation for the next eight to 14 days. Temperatures look like they will be below normal for the entire state during the ...

Hang onto your umbrellas: An “impressive” atmospheric river is set to deliver multiple ... will be concentrated to higher elevation areas like the East Bay hills and North Bay mountains ...

An atmospheric river is developing off the coast of Northern ... This first surge of rain is weaker than the second and looks to bring between a half inch to an inch of rain across the county ...

The atmospheric river will bring beneficial rain with minor impacts. "It doesn't look like it's going to cause any of the flooding or debris flow," KCAL News Meteorologist Amber Lee said.

Severe thunderstorm warnings for parts of the Bay accompanied atmospheric river Part of a tree fell onto a person in ... her home on North Fitch Mountain Road in Healdsburg. "It sounded like something ...

An atmospheric river is pushing through the Central Coast Thursday with heavy rain prompting many alerts across our ...