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Channel: El Nino-La Nina Processes – Bob Tisdale – Climate Observations
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New Paper Claims Extreme La Niñas to Become More Frequent under Global Warming

The new 2015 paper by Cai et al Increased frequency of extreme La Niña events under greenhouse warming has been getting a lot of alarmist attention recently. Examples: see the CBS News story Climate...

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Recent Paper Ends Abstract with “…Model Might Be Too Sensitive to the...

The paper is Douville et al. (2015) The recent global warming hiatus: What is the role of Pacific variability? [paywalled].    The abstract reads (my boldface): The observed global mean surface air...

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Wow! ECMWF Long-Term Weather Model Is Predicting a Super El Niño and I Mean...

I was notified today of the rather remarkable plume of ENSO forecasts for 2015 from ECMWF (European Centre for Medium-Range Weather Forecasts).  See their System 4 ENSO region sea surface temperature...

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The Recent Westerly Wind Burst in the Western Equatorial Pacific Could Help...

The graphics at the NOAA GODAS website were running a few pentads (5-day periods) behind when I published the May 2015 ENSO Update.  They’re caught up now, and the Hovmoller diagram of the surface...

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ClimateProgress’s Joe Romm Is Promoting a Skeptical View of Global Warming:...

(And another proposal to Kevin Trenberth about us co-authoring a paper.) I wasn’t too surprised to find Joe Romm’s June 16, 2015 blog post 2015 May Bring Long-Awaited Step Jump in Global Temperatures...

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December 2015 ENSO Update – Shouldn’t Be Long Now Until the El Niño Starts to...

This post provides an update of many of the ENSO-related variables we presented as part of last year’s 2014-15 El Niño Series.  For the posts this year, we’ve used the evolution years of different El...

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January 2016 ENSO Update – It Appears the El Niño Has Peaked

This post provides an update of many of the ENSO-related variables we presented as part of last year’s 2014-15 El Niño Series.  For the posts about the 2015/16 El Niño, we’ve used the evolution years...

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How Strong Was That El Niño or La Niña? – No One Knows For Sure

We recently discussed and illustrated how the differences between sea surface temperature datasets prevented us from knowing which of the recent strong El Niño events (the 1982/83, 1997/98 or 2015/16...

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Does The Climate-Science Industry Purposely Ignore A Simple Aspect of Strong...

PREFACE It was a little more than 10 years ago that I published my first blog posts on the obvious upward steps in the sea surface temperatures of a large portion of the global oceans…upward steps that...

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Response to Willis Eschenbach’s WUWT Post “How The El Nino Is Changing” 

UPDATE 12/14/22: I replaced the illustrations of the 7 graphs I created for this post, to reflect the correction of a glitch in my spreadsheet that impacted one month. The correction had no effect on...

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