Water Supply Outlook Update – Upper Klamath Basin
California-Nevada River Forecast Center
Issued Thursday, June 04, 2009

                                  June 01, 2009

                                  Period      MP   MP%   RMAX   RMIN    AVG
                                  ------    ----   ---   ----   ----    ---
                                  
Williamson River
  Sprague, blo                    Jun-Sep    140    86    169    111    162
  
Sprague River
  Chiloquin, nr                   Jun-Sep     66    80     87     45     82

Upper Klamath Falls River
  Inflow                          Jun-Sep    160    81    230     90    198

Lost River
  Gerber Reservoir Inflow         Jun-Jul   1.40    77    4.0   0.20   1.82
  Clear Lake Reservoir Inflow     Jun-Jul    5.0    69   13.7   1.49    7.2
  
* 30 Year Averages for 1971-2000 are incomplete.  Those forecast
points with an asterik have incomplete averages, so 1961-1990 averages
are listed.  The new averages will be incorporated into this product
when the complete data sets become available.
	
MP    Most probable volume in 1000 acre-feet.
MP%   Most probable volume in percent of the 71-00 average.
RMAX  Volume that has a 10 percent chance of being exceeded.
RMIN  Volume that has a 90 percent chance of being exceeded.
AVG   Average volume for the 71-00 period.

All forecast volumes reflect natural flow.  Actual observed flow may
be affected by upstream water management.

CNRFC/at/tm