October 19, 2017

Forecasts say a La Niña climate event is likely to occur in the tropical Pacific during winter 2017-18. How will this "upstream" event affect U.S. temperature, precipitation, and drought? 

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.

January 17, 2017

2016 was the third year in a row that global average surface temperature set a new record, and the fifth time the record has been broken since the start of the twenty-first century. This animation shows the yearly history of Earth's temperature since the modern record began in 1880.

January 10, 2017

In 2016, daily temperatures in Alaska that were warmer than average outnumbered those that were cooler than average by a 9 to 1 ratio.

November 2, 2016

A broad expanse of 80+ degree water dominated the tropical Pacific last winter. This animation shows how these warm surface waters were eroded by waves of cool water that pulsed across the equator throughout spring and summer.

October 20, 2016

Last year's strong El Niño event defied expectations that it would bust California's long-running drought. Will this year's weak La Niña bring its typical warmth and dryness to the U.S. southern tier?

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