National Weather Service California Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service

Raw ESP Water Supply Forecast

*CAUTION: Data below is raw model output and has not been reviewed
*         by a hydrologist.

Issued:      04/30/2021 1628Z
Data ending: 04/30/2021 12Z
* All units are in thousands of acre-feet.

Station: FOLC1 (American - Folsom Reservoir)

MONTHLY DATA

April      Obs:  199.2  Mean:  435.9
 2021      % of mean:    46% 

May        Mean:  477.3
2021       Prob. level:      90    75    50    25    10
           Forecast:        171   183   199   226   272
           % of mean:                    42% 

June       Mean:  250.6
2021       Prob. level:      90    75    50    25    10
           Forecast:         40    42    53    64   115
           % of mean:                    21% 

July       Mean:   67.9
2021       Prob. level:      90    75    50    25    10
           Forecast:          1     2     3     5    12
           % of mean:                     4% 

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Seasonal   Obs-To-Date:  199.2  Mean: 1231.6
           Prob. level:      90    75    50    25    10
           Fcst Residual:   226   245   274   321   425
           Obs + Fcst:      425   444   473   520   625
           % of mean:                    38%