Map of the indian ocean showing  cold temperatures in the eastern basin and warm temperatures in the western basin
February 27, 2020

There’s more than just ENSO in the tropical climate neighborhood.  Our blogger discusses an Indian Ocean climate pattern that had an important impact on Australia’s catastrophic 2019 bushfire season.

January 23, 2020

Kidding.  Here's why the polar vortex may also cause you to take off your sweater sometimes.

December 23, 2019

Some oceanic and atmospheric patterns can give us an early heads-up that El Niño might be on its way.

September 26, 2019

New research weighs in on a popular debate about whether reduced Arctic sea ice is causing extreme mid-latitude winters. Their result? Blame the atmosphere, not the ice. 

temperature anomalies associated with PNA
April 23, 2019

Stand aside polar vortex!  The PNA may be the most important atmospheric circulation pattern you've never heard of.  

March 22, 2018

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

MJO impacts on 2017-18 winter
February 22, 2018

How this winter's temperature swings may have been partially driven by the Madden Julian Oscillation or MJO.  

October 23, 2017

The Climate Prediction Center's Mike Halpert dives into the 2017-2018 winter outlook, and talks about how La Niña winters today are different from La Niña winters of the past. 

August 10, 2017

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

March 2, 2017

In this installment of our Beyond the Data blog, Carl Schreck talks about how a tropical climate pattern called the MJO left its fingerprints all over California's soaking rains and Boston's recent snowstorm.

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