La Nina is Collapsing

These rapid changes out of La Nina conditions are good news for California, which has experienced two dry winters in a row, since neutral conditions should bring increased chances of…

New study ties solar variability to the onset of decadal La Nina events

The paper does not delve into what physical connection between the Sun and Earth could be responsible for the correlation, but the authors note that there are several possibilities that…

Uncertain Certainty: Germany’s Potsdam Climate Institute Humiliated After One-Year El Nino Forecast Model Flops

Last year Germany’s Potsdam Institute (PIK) boasted that it had a superior El Niño one-year forecasting model, claiming 80% certainty. Today, a year later, its forecast emerges totally wrong and…

After nearly a decade away, La Niña weather system is back…

According to the World Meteorological Organization (WMO), La Niña is back in the central and eastern equatorial Pacific Ocean, after nearly a decade’s absence.

Upcoming La Nina Winter: Cooler and Wetter than Normal

There comes a point during mid-summer when the veil of uncertainty lifts regarding the nature of the upcoming winter season and we are at that point now.

La Nina may form in the equatorial Pacific Ocean later this year and, if so, it could have wide-ranging ramifications

By Paul Dorian NOAA’s CFS v2 computer forecast model is predicting relatively strong La Nina conditions by later this summer (August/September/October); SST anomalies plot courtesy NOAA *La Nina may form…

A Weak El Nino Transitioning to La Nada

Reposted from the Cliff Mass Weather Blog Friday, February 14, 2020 A Weak El Nino Transitioning to La Nada During the past few months we have moved from near neutral…

Scientists link La Niña climate cycle to increased diarrhea

Columbia University’s Mailman School of Public Health A study in Botswana by Columbia University Mailman School of Public Health scientists finds that spikes in cases of life-threatening diarrhea in young…

Does the Climate System Have a Preferred Average State? Chaos and the Forcing-Feedback Paradigm

Reposted from Dr. Roy Spencer’s website October 25th, 2019 by Roy W. Spencer, Ph. D. NOTE: I have written on this subject before, but it is important enough that we…

New study claims low solar activity caused "the pause" in global temperature – but AGW will return!

This is on a tip from Dr. Leif Svalgaard, WUWT’s resident solar expert. It was just published in the journal Atmospheric and Climate Sciences, and is open access. I found…

Why The Global Warming ‘Pause’ Hasn’t Gone Away

From the GWPF By Dr David Whitehouse This new paper does not affect the fact that the temperature databases, with their own allowances for data-free regions, show no warming for…

Another paper blames ENSO for global warming pause, calling it '… a major control knob governing Earth's temperature.'

UPDATE: Chris de Freitas responds to comments with an addendum below – Anthony Readers may recall the recent paper that blamed “the pause” in global temperature on ENSO changes in…

'Mind blowing paper' blames ENSO for Global Warming Hiatus

Note: Dr. Judith Curry also has an essay on this important paper. She writes: My mind has been blown by a new paper just published in Nature. Just when I…

Schellnhuber thinks he can forecast El Niño a year in advance

From the Potsdam Institute for Climate Impact Research (PIK) where breakthroughs happen even before they have a proven track record. It appears he was able to predict one event last…

Claim: Humans play role in Australia’s “angry” hot summer

From the University of Melbourne, where being angry about “weather is not climate” isn’t just a science, it’s a way of life: Human influences through global warming are likely to…

To NCDC: We Haven't Seen an El Nino since 2009/10, What Do You Expect?

This desperate sounding tweet came in a few minutes ago and will be sure to get the peccatogenesists all stirred up with laughable claims of “poisoned weather” etc. June 11 U.S.…

Global Warming theory has failed all tests, so alarmists return to the ‘97% consensus’ hoax

 Guest essay by Joseph D’Aleo, CCM, Weatherbell Analytics National Academies of Science defines a scientific theory as “a well-substantiated explanation of the natural world that can incorporate facts, laws, inferences,…

Updates to and ENSO Observations from the WUWT Ocean Reference Page

Image Credit: Monterey Marine Meteorology Division – HYbrid Coordinate Ocean Model (HYCOM) By WUWT regular “Just The Facts” In making several updates to the WUWT Ocean Reference Page I observed…

A Different Perspective of the Equatorial Pacific and ENSO Events

by Bob Tisdale It’s difficult to express how enormous El Niño and La Niña events are. Often, when discussing them, I’ll display a map of the tropical Pacific (see example…

On Guemas et al (2013) “Retrospective prediction of the global warming slowdown in the past decade”

I received a number of emails about the newly published Guemas et al (2013) paper titled “Retrospective prediction of the global warming slowdown in the past decade”. It’s paywalled. The…

NOAA’s Ever-Changing Definition of La Niña Years

UPDATE: I’ve added two illustrations to the end of the post. At the request of blogger “Kurt in Switzerland”, I plotted a comparison of the new and old versions of…

New video from Bob Tisdale explains The Impact of Manmade Global Warming on a Blizzard Called Nemo and on Hurricane Sandy

Guest post by Bob Tisdale The following video is an examination and discussion of the sea surface temperature data associated with the recent blizzard called Nemo, and with hurricane Sandy.…

Emergent Climate Phenomena

Guest Post by Willis Eschenbach In a recent post, I described how the El Nino/La Nina alteration operates as a giant pump. Whenever the Pacific Ocean gets too warm across…

New ebook: The Manmade Global Warming Challenge

Guest post by Bob Tisdale INTRODUCTION Many bloggers are very active in the climate change debate around the globe. In advance of an expected intensification of that debate this year,…