October 4, 2021

The October 2021 climate outlook favors a warmer-than-average month for the central and eastern United States and wetter-than-average conditions for the Plains.

SPherical map of tropical Pacific showing the Dec 2020 temperature anomaly
June 1, 2021

On June 3, 2021, our ENSO Bloggers did a Tweet Chat to talk all things El Niño and La Niña. Here's the transcript.

May 3, 2021

The May 2021 outlook favors warmth for the southern half of the country and a wet East-dry West split.

December 15, 2020

November 2020 was the second-warmest November on record, which increases 2020's chance of becoming the warmest year on record to over 50%.

November 16, 2020

October 2020 was the fourth warmest October on record dating back to 1880, which makes it the lowest-ranked month so far in 2020.

September 2020 global temperature anomaly
October 16, 2020

September 2020 was the hottest September on record for the globe, continuing a sweltering year. 

March 10, 2017

Warm ocean temperatures off the coast of Peru helped to create flooding rains across the country in late winter 2017.

January 23, 2017

New research links warm ocean conditions in the North Pacific to the elevated levels of a natural toxin in shellfish along the U.S. West Coast.

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