Current PRISM update package delivered on Year=2008, Month=12, Day=9
Start and end period(yyyymm): 200807 - 200811

VERSION     START_DATE  END_DATE
----------  ----------  ----------
final       1895-01-01  2008-07-31  
prelim      2008-08-01  2008-08-31  
quick       2008-09-01  2008-11-30  


Legend:
------
Final  = Grids using NCDC final COOP data
Prelim = Grids using NCDC preliminary COOP data (later replaced with Final)
Quick  = Grids using NCDC quicklook/provisional COOP data 
		(later replaced with Prelim & Final)