Uploaded January 2023 | Updated September 2026, 13 hours ago

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From late Dec. 2022 into Jan. 2023, a series of nine “atmospheric rivers” dumped a record amount of rain and mountain snow across the western U.S. and Canada, hitting California particularly hard. More than 32 trillion gallons of water rained down across the state alone, and the moisture also pushed into much of the Intermountain West.

Read more:
nesdis.noaa.gov/news/atmospheric-rivers-hit-west-coast

Video Credits:
NOAA
NASA/Goddard Space Flight Center
CIRA
Additional Imagery Provided by:
CIMSS
NASA’s SVS: svs.gsfc.nasa.gov/4939
NOAA’s Visualization Lab
NOAA STAR

Music Credit:
“Never Again,” by Benjamin W Walker [PRS]; Music House (International) Ltd; Universal Production Music