The US is preparing for its 10th cold snap caused by the polar vortex this season as meteorologists warn it could be the ...

A weak tornado touched down in Oxnard, the National Weather Service confirmed, with wind speeds between 75 and 90 mph.

Every state but Hawaii, California and Florida is likely to get a taste of wind chills of 20 degrees or colder.

El Niño and La Niña are climate phenomena that are generally associated with wetter and drier winter conditions in the ...

Officials are grappling with the aftermath of the atmospheric river which caused mudslides and floods, especially in areas ...

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

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

A strong atmospheric river is moving into Northern and Central California and is expected to bring consistent rain throughout the weekend, according to the National Weather Service. For the first ...

A prolonged atmospheric river event is set to continue delivering moderate to heavy rain across the Pacific Northwest, with the Portland area bracing for a cold week ahead. Showers are expected to ...

After an extraordinarily dry start to the year, three atmospheric river storms are expected to hit California over the next week — with one of them potentially bringing much-needed moisture to ...

(Brian van der Brug / Los Angeles Times) After an extraordinarily dry start to the year, three atmospheric river storms are expected to hit California over the next week — with one of them ...

An atmospheric river brought heavy rain and mountain snow to parts of California and the Pacific Northwest on Friday, January 31. Satellite imagery released by the Cooperative Institute for Research ...