Each month the Bureau of Reclamation comes out will a forecast for what might happen for the next several months at the reservoirs that it operates. These predictions are based on probabilies and should only be considered a guesstimate. There are many variables that can change what happens to the water. Elevation reading are base on the end of each month.
The 90% forecast mean that 90% of the time the water level will probably be better than shown and 10% of the time it will be worest
Click here for 90% forecast.(PDF reader required)
The 50% forecast mean that 50% of the time the water level will probably be better than shown and 50% of the time it will be worest
Click here for 50% forecast. (PDF reader required)
The link below will take you to the Central Valley Operations web page.
Click here for Central Valley Operations web page.
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