Just a month after fierce Santa Ana winds propelled a firestorm across County, residents faced another extreme weather event Thursday. The biggest storm of the ...

Snow and ice in whiteout conditions contributed to a pileup of more than 100 cars on a major highway connecting Oregon and ...

The National Weather Service issued several special weather statements warning of hail in parts of the county Thursday.

Atmospheric rivers are long and relatively narrow bands of water vapor that form over an ocean. Some get the nickname ...

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

Los Angeles is bracing for what may be the heaviest rain of the season this week with the atmospheric river moving into Southern California.

Snow, sleet and freezing rain were expected to continue pummeling the central Appalachians and mid-Atlantic states Wednesday, ...

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

The second atmospheric river in a pair of storms will bring more rain and cooler temperatures to the Los Angeles area.

The endangered southern resident killer whales that visit Puget Sound were listed for protection under the federal Endangered ...