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
   201208      .67
   201209      .82
   201210      .94
   201211      .97
   201212      .86
   201301      .61
   201302      .40
   201303      .34
   201304      .35
   201305      .31