How this winter's temperature swings may have been partially driven by the Madden Julian Oscillation or MJO.
La Niña usually means a drier than average water year for California. So what happened in 2016-2017 when a weak La Niña coincided with a remarkably wet water year?
La Nina conditions appear to have peaked in strength and will likely last through the upcoming winter.
Herein lies the answer to the question you all have been asking: What about snow?
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.
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.
Record high sea levels and rainfall extremes have buffeted Hawaii and other U.S. Pacific islands this year.
Normally, it's the dry years that are the hot ones in the United States. This year isn't playing by the rules.
Why the tropical Pacific is exceptionally ENSO-Neutral and what does it mean.
Our newest ENSO blogger provides the latest scoop on what is going on with ENSO.