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El Niño-Southern Oscillation (ENSO)

Waves on the Pacific Ocean seen from Maui, Hawaii
Posted inScience Updates

Closing the Pacific Rainfall Data Void

by E. E. Wright, J. R. P. Sutton, N. T. Luchetti, M. C. Kruk and J. J. Marra 7 July 201615 February 2023

A new climatology tool uses satellite data to map precipitation in a data-sparse region of the Pacific Ocean.

NOAA's Mauna Loa Observatory, in Hawaii.
Posted inNews

El Niño Will Increase Atmospheric Carbon to Historic Levels

Amy Coombs by A. Coombs 16 June 201630 March 2023

Tropical fires and drought-stricken ecosystems that normally serve as sinks will release carbon, contributing to high atmospheric concentrations through 2016 and beyond.

Posted inResearch Spotlights

Could We Have Predicted What El Niño Would Bring?

by W. Yan 22 March 201615 February 2023

Researchers take a retrospective look to see if precipitation and flooding due to El Niño could have been predicted a priori.

Posted inResearch Spotlights

Does El Niño Intensity Affect Precipitation in California?

by Terri Cook 24 February 20166 March 2023

Modeling experiments demonstrate that strong El Niños greatly increase odds for wet winters over California's principal watersheds compared to impacts of weak and moderate El Niños.

Posted inResearch Spotlights

Distant Rains Contributed to La Niña Ocean Warming Event

Sarah Stanley, Science Writer by Sarah Stanley 12 February 201616 November 2021

Unusually low salinity intensified a warm-water current off the coast of Western Australia in 2010–2011.

Posted inNews

This Winter's El Niño Might Only Dent Western U.S. Drought

Cody Sullivan by C. Sullivan 16 October 20152 May 2023

The National Oceanic and Atmospheric Administration released its winter weather outlook, which predicts a warm and wet winter in California but not enough rain to eliminate the state's pernicious drought.

Posted inNews

Dengue Fever Epidemics Linked with El Niño, Study Says

JoAnna Wendel, freelance science writer and illustrator by JoAnna Wendel 9 October 20159 September 2024

High temperatures associated with the recurring global climate pattern foster mosquito-friendly conditions that may accelerate transmission of the virus.

Posted inNews

NOAA Predicts Strong El Niño

by K. Klein 11 September 201510 May 2022

This winter could bring warmer temperatures to northern states and much-needed rain and snow to southern California and the Southwest.

Posted inResearch Spotlights

Rethinking How Tropical Convection Works

by C. Minnehan 17 July 201510 December 2022

Researchers look at previous Walker circulation models and ask, Does damping truly matter?

Posted inResearch Spotlights

El Niño Fades Without Westerly Wind Bursts

by E. Betz 16 December 201425 January 2023

Pacific Ocean conditions brought El Niño winter forecasts in early 2014, but the chances faded by late summer. New research places blame on shifting winds.

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