Category Archives: ENSO

New study: Ocean-driven warming along the western Antarctic Peninsula needs to be considered as part of a natural centennial timescale cycle of climate variability

From Cardiff University: Tiny fossils hold answers to big questions on climate change Research explores 12,000 year fossil record The western Antarctic Peninsula is one of the fastest warming regions on the planet, and the fastest warming part of the … Continue reading

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Posted in Antarctic, ENSO | Tagged , , , , , , , | 23 Comments

NOAA SOTC Claim that 2012 Was Warmest La Nina Year is Wrong

NOAA’s Definition and Data Contradict Their Claim That 2012 Was The Warmest La Niña Year Guest post by Bob Tisdale In the 2012 State of the Climate Report, the National Oceanic and Atmospheric Administration (NOAA) stated (my boldface): 2012 ranked as … Continue reading

Posted in ENSO, Government idiocy, NCDC, NOAA | Tagged , , , , , , , | 18 Comments

Analysis shows tidal forcing is a major factor in ENSO forcing

ENSO forecast based on tidal forcing with an Artificial Neural Network Investigation submitted by Per Strandberg Here on this page, you are going to find evidence that tidal forcing is one of the most important, if not the most important … Continue reading

Posted in ENSO | Tagged , , , | 136 Comments

ENSO 2013 – Boy or Girl?

We’re Expecting: Will it be a Boy, a Girl, or ENSO-Neutral in 2013? by Bob Tisdale There was lots of interest in the short-lived El Niño conditions in 2012. Recently, they very quickly transformed into the present weak La Niña conditions. … Continue reading

Posted in ENSO | Tagged , , , , | 77 Comments

Why El Niño and not the AMO?

Guest Post by Willis Eschenbach On another thread, a poster got me thinking about the common practice of using the El Nino 3.4 Index to remove some of the variability from the historical global average surface temperature record. The theory, … Continue reading

Posted in AMO, ENSO | Tagged , , , , , , , | 154 Comments

NOAA Mixing Their Niños

Guest post by Paul Homewood In their attempts to disguise the fact that 2012 will likely turn out to be one of the colder years this century, NOAA have made the ludicrous, and frankly dishonest, claim that this year will … Continue reading

Posted in ENSO, Sea Surface Temperature | Tagged , , , , , , , | 86 Comments

El Niño-Southern Oscillation Myth 3: ENSO Has No Trend and Cannot Contribute to Long-Term Warming

Guest post by Bob Tisdale This is the 3rd part of a series of posts that present myths and misunderstandings about the tropical Pacific processes that herald themselves during El Niño and La Niña events. In the posts, I’m simply … Continue reading

Posted in ENSO, Sea Surface Temperature | Tagged , , , , , , , | 86 Comments

El Niño-Southern Oscillation Myth 2: A New Myth – ENSO Balances Out to Zero over the Long Term

Guest post by Bob Tisdale This is the second part in a series of posts about El Niño-Southern Oscillation (ENSO). They address many of the myths and misunderstandings about the tropical Pacific processes that herald themselves during El Niño and … Continue reading

Posted in ENSO | Tagged , , , , | 121 Comments

El Niño-Southern Oscillation Myth 1: El Niño and La Niña Events are Cyclical

Guest post by Bob Tisdale This is the first of a series of posts that address many of the myths and misunderstandings about the tropical Pacific processes that herald themselves during El Niño and La Niña events. Most of the … Continue reading

Posted in ENSO | Tagged , , , , | 142 Comments

Mythbusting Rahmstorf and Foster

Rahmstorf et al (2012) Insist on Prolonging a Myth about El Niño and La Niña Guest post by Bob Tisdale Anthony Watts of WattsUpWithThat forwarded a link to a newly published peer-reviewed paper by Stefan Rahmstorf, Grant Foster (aka Tamino of … Continue reading

Posted in Alarmism, ENSO | Tagged , , , , , , | 188 Comments

Another model failure – seeing a sea of red where there is none

Seeing red just took on a whole new meaning – Anthony Model-Data Comparison – Sea Surface Temperature Anomalies – November 1981 through September 2012 Guest post by Bob Tisdale This is not the monthly sea surface temperature update. See the post … Continue reading

Posted in ENSO, Modeling, Sea Surface Temperature | Tagged , , , , , , | 53 Comments

Resolving the biases in century-scale sea surface temperature measurements reveals some interesting patterns

This new paper in GRL takes on the well-known buckets-vs-inlets issue (Steve McIntyre also visited the issue several times) related to ship based sea surface temperature measurements and as a result, produces an improved dataset. The results show a surprising … Continue reading

Posted in ENSO, Sea Surface Temperature | Tagged , , , , , | 59 Comments

Tisdale’s September 2012 Sea Surface Temperature Anomaly Update

PRELIMINARY Guest Post by Bob Tisdale STANDARD OPENING PARAGRAPH The September 2012 Reynolds OI.v2 Sea Surface Temperature (SST) data through the NOAA NOMADS website won’t be official until Monday, September 8th. Refer to the schedule on the NOAA Optimum Interpolation … Continue reading

Posted in ENSO, Sea Surface Temperature | Tagged , | 42 Comments

Tisdale asks: Hey, Where’d The El Niño Go?

Guest post by Bob Tisdale This post will serve as the mid-September 2012 sea surface temperature anomaly update. Sea surface temperature anomalies for the NINO3.4 region of the eastern equatorial Pacific are a commonly used index for the strength, frequency … Continue reading

Posted in ENSO, Sea Surface Temperature | Tagged , , , , | 94 Comments

Tisdales’ Blog Memo to Kevin Trenberth at NCAR

Guest post by Bob Tisdale Date:  September 20, 2012 Subject:  Trenberth and Fasullo (2012) paper “Climate extremes and climate change: The Russian heat wave and other climate extremes of 2010” From:  Bob Tisdale – Climate Observations To:  Kevin Trenberth – … Continue reading

Posted in ENSO, Sea Surface Temperature | Tagged , , , , | 49 Comments

Tisdale: The Warming of the Global Oceans – Are Manmade Greenhouse Gases Important or Impotent?

Note: this post was two weeks in the making, and well worth your time to read – Anthony Guest post by Bob Tisdale Global sea surface temperatures have warmed over the past 30 years, but there is no evidence the … Continue reading

Posted in ENSO, Global warming, Oceans, Sea Surface Temperature | Tagged , , , , | 158 Comments

Tisdale’s August 2012 Sea Surface Temperature (SST) Anomaly Update

Guest post by Bob Tisdale MONTHLY SST ANOMALY MAP The following is a Global map of Reynolds OI.v2 Sea Surface Temperature (SST) anomalies for August 2012. It was downloaded from the NOMADS website. The contour levels are set at 0.5 … Continue reading

Posted in ENSO, Sea Surface Temperature | Tagged , | 25 Comments

New easy to use reference book for El Niño and global warming

I think readers will appreciate the point by point style that this book is written in. It enables you to zero in on argument rebuttals with graphs and data. Highly recommended – Anthony Also see Roger Pielke Sr.’s Announcement and … Continue reading

Posted in Book Review, ENSO, Sea Surface Temperature | Tagged , , , , | 85 Comments

Blog Memo to James Hansen Regarding GISS Southern Hemisphere Land Surface Temperature Data

Guest post by Bob Tisdale Date: August 16, 2012 Subject: Southern Hemisphere GISS LOTI Land Surface Temperature Anomaly Data From: Bob Tisdale To: James Hansen – GISS Dear James: I discovered what appear to be an atypical upward step and … Continue reading

Posted in ENSO, James Hansen | Tagged , , | 56 Comments

Never before published paper on UHI and siting – Goodridge 1987

Plus answers to yesterday’s Fun puzzle: Name these official stations. Given that California Governor Jerry Brown has recently setup a website at the governor’s office basically telling skeptics to “shut up” I thought this would be a good time to … Continue reading

Posted in Climate data, ENSO, James Hansen, UHI, Weather_stations | Tagged , , , , , , , | 104 Comments