Mid-March 2012 SST Anomaly Update


After the sudden surge in Global sea surface temperature anomalies during February, the retreat in March seems tame. The changes in weekly global sea surface temperature anomalies slowed over the past couple of weeks, and they are now at about 0.09 deg C.

Global SST Anomalies – Short-Term


NINO3.4 Sea Surface Temperature (SST) anomalies (a commonly used El Niño-Southern Oscillation Index) rose above the threshold for a La Niña last month, but have once again dropped below it. For the week centered on March 14, 2012, NINO3.4 SST anomalies are approximately -0.55 deg C.

NINO3.4 SST Anomalies – Short-Term


This weekly Reynolds OI.v2 SST dataset begins in 1990. I’ve started the graphs in 2004 to make the weekly variations visible.


My recently published book is available in pdf and Kindle formats. See If the IPCC was Selling Manmade Global Warming as a Product, Would the FTC Stop their deceptive Ads?


OI.v2 SST anomaly data is available through the NOAA NOMADS system:


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.
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2 Responses to Mid-March 2012 SST Anomaly Update

  1. Pingback: cooler, wetter… | pindanpost

  2. Pascvaks says:

    Bob –
    Thanks again for keeping us updated with the latest data.

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