Author Archives: Bob Tisdale

About Bob Tisdale

Research interest: the long-term aftereffects of El Niño and La Nina events on global sea surface temperature and ocean heat content. Author of the ebook Who Turned on the Heat? and regular contributor at WattsUpWithThat.

New Paper Confirms the Drivers of and Processes behind the Atlantic Multidecadal Oscillation

The new paper by McCarthy et al. (2015) Ocean impact on decadal Atlantic climate variability revealed by sea-level observations has gained some attention around the blogosphere.    McCarthy et al. (2015) was discussed by Jo Nova here, at ReportingClimateScience here and … Continue reading

Posted in Atlantic Multidecadal Oscillation | 6 Comments

New Paper Tries to Explain Disparities in Deep Ocean Warming Between Two Basins

UPDATE See the end of the post for a copy of it in pdf format. PREFACE I comment frankly about the NODC ocean heat content data a number of times in this post.  Please do not take those remarks as criticisms … Continue reading

Posted in Ocean Heat Content Problems | 7 Comments

The Recent Westerly Wind Burst in the Western Equatorial Pacific Could Help to Strengthen the 2015/16 El Niño

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 zonal wind stress along the equator, … Continue reading

Posted in El Nino-La Nina Processes, ENSO Update | 6 Comments

2 Deg C Global-Warming Limit in the News – Recent Comments by James Hansen, Godfather of Climate Alarmism

The 2 deg C global warming limit, above pre-industrial temperatures, is back in the news.  That limit was first proposed in the 1970s by an economist, not a climate scientist, according to the article Two degrees: The history of climate … Continue reading

Posted in Alarmism | 4 Comments

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

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 anomaly forecast webpage here.

Posted in El Nino-La Nina Processes, ENSO Update | 21 Comments

April 2015 Global Surface (Land+Ocean) and Lower Troposphere Temperature Anomaly & Model-Data Difference Update

This post provides an update of the data for the three primary suppliers of global land+ocean surface temperature data—GISS through April 2015 and HADCRUT4 and NCDC through March 2015—and of the two suppliers of satellite-based lower troposphere temperature data (RSS … Continue reading

Posted in GISS, HADCRUT4, Model-Data LOST, TLT and LOST Updates, TLT Update | 8 Comments

May 2015 ENSO Update – Australia’s BOM and the JMA Declare an El Niño and With Them Comes the Typical Nonsense from an Expert Source

This post provides an update of many of the ENSO-related variables we presented as part of the 2014-15 El Niño Series.  The reference years for comparison graphs in this post are 2009 and 2014, which are the development years of … Continue reading

Posted in ENSO Update | 10 Comments

April 2015 Sea Surface Temperature (SST) Anomaly Update

INITIAL NOTES:  I’ve added a graph of the Blob sea surface temperature anomalies so we can keep track of them.  The format of the graphs has been revised, extending the x-axis to the year 2020 and eliminating to yearly vertical … Continue reading

Posted in SST Update | 24 Comments

On the Pause in Global Sea Ice Anomalies

I just finished the illustrations and text for another chapter of my upcoming book. The latest was about sea ice data. I believe you’ll be interested in one of the topics from that chapter.  As noted in the title of … Continue reading

Posted in Sea Ice | 5 Comments

Stunning Photo Reveals How Vatican Learned to Spin Global Warming

Pope Francis’s entry into the political climate-change debate was welcomed by some, frowned on by others. A new photo reveals who taught the Pope the proper way to spin global warming.

Posted in Politics | 3 Comments