Misunderstandings about the Pacific Decadal Oscillation

Misunderstandings about the Pacific Decadal Oscillation Guest post by Bob Tisdale INITIAL NOTE The first version of this post (The Common Misunderstanding About The PDO dated June 26, 2008) incorrectly…

A possible correlation between the Southern Oscillation Index and the Solar Ap Index

I was pointed to this graph by an email from WUWT reader Phil Ravenscroft and I’m reposting it here for discussion. While the correlation looks plausible, it seems almost too…

Revisiting Bratcher and Giese (2002)

Revisiting Bratcher and Giese (2002) Guest Post by Bob Tisdale INTRODUCTION In a comment in the March 2009 SST Anomaly Update thread, Blogger DB reminded me of the Bratcher and…

The 1998 Super El Niño: possibly a "rogue wave"?

In comments on WUWT, people often think freely and throw out all sorts of ideas. Like in any collection of people, some are bad, some are average, a few are…

El Nino study challenges global warming intensity link

From Scientific American via Reuters By David Fogarty, Climate Change Correspondent, Asia SINGAPORE (Reuters) – Research showing an El Nino event in 1918 was far stronger than previously thought is…

La Niña conditions: still there

Click for larger image. I don’t have tome to do a pixel analysis (anyone is welcome to do so and post in comments) but it appears by eyeball analysis that…

The Impact of the North Atlantic and Volcanic Aerosols on Short-Term Global SST Trends

Guest Post From Bob Tisdale PRELIMINARY NOTE I took this post from the prior one “A Secondary (Repeated) ENSO Signal?” and added to the narrative because it is worthy of…

The Trade Winds Drive The ENSO

Guest post by Bill Illis We have often wondered what really causes the El Nino Southern Oscillation (ENSO) climate pattern.  It is generally understood and this post will demonstrate that…

NOAA Unveils New Alert System for La Niña and El Niño

Can’t you just see this scrolling across your TV during an EAS alert?”…. If this had been an actual El Niño, you would have been instructed on where to complain…

Fear and Loathing For California

Guest post by Steven Goddard On the same day when President Obama and Prime Minister Brown separately warned of imminent economic catastrophe, the new US Energy Secretary Dr. Steven Chu issued a…

It's official: La Niña is back

UPDATE: There’s some question about NCEP’s communications intent with this paper. While they cite “La Niña conditions” in the language, and the visual imagery lends itself to that, the numerical…

Can El Nino Events Explain All of the Global Warming Since 1976? – Part 1

Can El Nino Events Explain All of the Global Warming Since 1976? – Part 1 A guest post by Bob Tisdale UPDATE 1 (January 12, 2009): In my extremely brief…