August 30, 2009

Over the span of days or weeks, the strength of surface air pressure over the North Atlantic seesaws between Iceland and the Azores Islands. The shifting pressure reflects changes in atmospheric circulation that have a big impact on mid-latitude weather in the U.S. and Europe. 

March 22, 2018

In this week's ENSO blog, Tom DiLiberto gets all judgy over the 2017-2018 Winter Outlook—using science of course.

September 28, 2017

The forecast of ENSO is not the only thing scientists use when making seasonal forecasts. This post looks at another predictor that often is even better to use than ENSO.

August 10, 2017

Why the tropical Pacific is exceptionally ENSO-Neutral and what does it mean. 

SST rotator
May 24, 2017

Our ENSO blogger sits down with Ken Takahashi, an ENSO forecaster from Peru, to gab about the recent coastal El Niño and what might be coming up next.  

PMM SST Anomoly (480 px)
November 23, 2016

Are sea surface temperatures located north of the equator important for El Niño or La Niña development?  Yes!  Introducing the Pacific Meridional Mode.  

NMME ENSO forecast
September 22, 2016

Because why go to the movies when you come to Climate.gov and watch the evolution of ENSO forecasts over the past two years?

June 16, 2016

For much of the country, summer temperatures are somewhat sensitive to late-spring precipitation. It turns out that summer afternoons are way, way more sensitive than summer nights.

April 28, 2016

Guest blogger Amy Butler explains how changes in the stratospheric polar vortex can influence the "usual" effects of El Niño on the climate in the Northern Hemisphere.

February 24, 2016

Where are my El Niño impacts?!

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