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
   201302     -.34
   201303     -.13
   201304     -.06
   201305     -.12
   201306     -.29
   201307     -.34
   201308     -.36
   201309     -.30
   201310     -.24
   201311     -.17