The definition: An atmospheric river (AR) is a long plume of moisture that stretches from the tropics or subtropics into ...

The wet weather fueled by an atmospheric river represents an about-face after a dry January helped ignite fires that devastated California.

Weather systems that affect the West Coast of the United States often have their origins in the northern Pacific Ocean. This is because the jet stream usually flows in a general west-to-east fashion.

The current atmospheric river storm will continue to push inland on Sunday, only to be replaced by another storm from Monday into Tuesday, peppering the region with additional rainfall.

The San Francisco Bay area saw flooding caused by a Pineapple Express event in 2024 After an unusually dry January a weather system called an atmospheric river - or Pineapple Express - will now ...

Forecasters say because the air mass originates near Hawaii, which is commonly referred to as a "Pineapple Express," the overall event will be warmer, causing snowfall levels to rise to several ...

An atmospheric river, known as a "Pineapple Express," is set to bring significant rainfall to parts of California next week, with meteorologists warning that flooding may be possible. Atmospheric ...

After an unusually dry January, a weather system called an atmospheric river - or Pineapple Express - is now headed towards northern California. Pineapple Express events have the potential to ...

An atmospheric river originating from near Hawaii known as a 'Pineapple Express,' will send copious amounts of moisture into a large portion of the Northwest and California into the new week, ...

SAN FRANCISCO – A series of atmospheric river events promise to deliver heavy precipitation across Northern California and the Pacific Northwest in the form of valley rain and mountain snow with the ...