CFSv2 Seasonal SSTs (clim19822010)
first  rec: avg(lastbs-1, lastobs, CFSv2 month 1)
second rec: avg(lastbs, cfs month 1, CFSv2 month 2)
last   rec: CFSv2 month 9
other  rec: CFSv2 3-mo average
 TrgSeason    SST34
   201306     -.10
   201307     -.04
   201308      .04
   201309      .13
   201310      .18
   201311      .11
   201312     -.08
   201401     -.28
   201402     -.31
   201403     -.16