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An explanation from the National Weather Service on atmospheric rivers. An atmospheric river (AR) is a narrow corridor or filament of concentrated moisture in the atmosphere. Other names for this phenomenon are tropical plume, tropical connection, moisture plume, water vapor surge, and cloud band. [1] [2] Composite satellite photos of an ...
Atmospheric rivers could become stronger and have more impacts along the West Coast due to climate change. A new study shows how water rise and increased rainfall could impact residents who face ...
Atmospheric rivers are long and relatively narrow bands of water vapor that form over an ocean and flow through the sky, transporting much of the moisture from the tropics to northern latitudes.
Sometimes called "rivers in the sky," atmospheric rivers are a major factor in extreme rain and snowfall in the West. Atmospheric rivers function much like rivers on the surface but can carry even ...
In early February 2024, two atmospheric rivers brought extensive flooding, intense winds, and power outages to portions of California.The storms caused record-breaking rainfall totals to be observed in multiple areas, as well as the declaration of states of emergency in multiple counties in Southern California.
This week’s event is considered a Level 4 out of 5, or “extreme,” atmospheric river for much of the Oregon coastline and a Level 3 out of 5 “strong” event for the Washington coast.
An intense, long-lasting atmospheric river is moving across California — bringing widespread power outages, mudslides and life-threatening flooding as it dumps heavy rain and snow. Follow our ...
The term "atmospheric river" is a term first used in the 1990s to describe a plume of tropical moisture in the atmosphere that can result in heavy rainfall or snowfall. Use of the term is most ...