Mid-November 2011 SST Anomaly Update


NINO3.4 Sea Surface Temperature (SST) anomalies (a commonly used El Niño-Southern Oscillation Index) are still hovering within weak La Niña range. For the week centered on November 16, 2011, NINO3.4 SST anomalies are approximately -0.92 deg C.

NINO3.4 SST Anomalies – Short-Term


Weekly Global SST anomalies have been varying near to the same reading for the past few weeks. This might be near to where Global SST anomalies bottom out during this El Niño-Southern Oscillation (ENSO) season. Time will tell.


Global SST Anomalies – Short-Term


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


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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