Monthly Archives: September 2010

>PRELIMINARY September 2010 SST Anomaly Update

Posted on September 30, 2010 by Bob Tisdale

>Sorry this is late. I’ve been working on a project that’s been occupying my thoughts. ############## The September 2010 SST data through the NOAA NOMADS website won’t be official until October 11. Refer to the schedule on the NOAA Optimum … Continue reading →

Posted in SST Update | 2 Comments

>Mid-September 2010 SST Anomaly Update

Posted on September 20, 2010 by Bob Tisdale

>NOTE: The weekly OI.v2 SST data is available in two periods through the NOAA NOMADS website, from November 1981 to 1989, and from 1990 to present. The mid-month posts now include the full term of the NINO3.4 and Global SST … Continue reading →

Posted in SST Update | 8 Comments

>The Declines In Global Temperatures From El Niño To La Niña

Posted on September 16, 2010 by Bob Tisdale

>Global surface temperature and lower troposphere temperature (TLT) anomalies are dropping this year in response to the transition from El Niño to the La Niña conditions in the tropical Pacific. The temperature anomalies in some datasets are dropping more quickly … Continue reading →

Posted in El Nino-La Nina Processes, Natural Warming | 10 Comments

>An Inverse Relationship Between The PDO And North Pacific SST Anomaly Residuals

Posted on September 14, 2010 by Bob Tisdale

>I recently posted An Introduction To ENSO, AMO, and PDO — Part 3, which provided a discussion of the Pacific Decadal Oscillation (PDO) for those new to climate and climate change. On the thread, TallBloke left a comment about my … Continue reading →

Posted in PDO | 22 Comments

>The Multivariate ENSO Index (MEI) Captures The Global Temperature Impacts Of ENSO Differently Than SST-Based Indices

Posted on September 11, 2010 by Bob Tisdale

>But Those Differences Are Subtle I was recently asked to comment on the Multivariate ENSO Index (MEI). (Thanks, d.) This post compares the MEI to HADSST2-based NINO3.4 SST anomalies. It also removes the linear effects of ENSO from the Global … Continue reading →

Posted in El Nino-La Nina Processes | 9 Comments

>August 2010 SST Anomaly Update

Posted on September 6, 2010 by Bob Tisdale

>MONTHLY SST ANOMALY MAP The map of Global OI.v2 SST anomalies for August 2010 downloaded from the NOMADS website is shown below. The central equatorial Pacific SST anomalies are continuing their drop. http://i53.tinypic.com/161nbqd.jpg August 2010 SST Anomalies Map (Global SST … Continue reading →

Posted in SST Update | 24 Comments

>An Introduction To ENSO, AMO, and PDO — Part 3

Posted on September 3, 2010 by Bob Tisdale

UPDATE 10-25-2012:  My single word answer was found to be confusing after the heading of DO GLOBAL TEMPERATURES RISE AND FALL IN RESPONSE TO A POSITIVE AND NEGATIVE PDO?  I’ve changed the answer to be a complete sentence to avoid … Continue reading →

Posted in PDO | 37 Comments