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.

Program run: 05/02/2025 1556Z
Data ending: 05/02/2025 12Z
* All units are in thousands of acre-feet.

Station: SBRC1 (Salmon - Somes Bar)

MONTHLY DATA

October    Obs:   11.8  Mean:   20.0  WY-to-date: Obs:   11.8 Mean:   20.0
2024       % of mean:    59% 

November   Obs:  119.6  Mean:   54.4  WY-to-date: Obs:  131.5 Mean:   74.4
2024       % of mean:    220% 

December   Obs:  314.9  Mean:  139.8  WY-to-date: Obs:  446.4 Mean:  214.1
2024       % of mean:    225% 

January    Obs:  326.3  Mean:  177.7  WY-to-date: Obs:  772.7 Mean:  391.8
2025       % of mean:    184% 

February   Obs:  313.5  Mean:  168.7  WY-to-date: Obs: 1086.2 Mean:  559.0
2025       % of mean:    186% 

March      Obs:  276.8  Mean:  190.2  WY-to-date: Obs: 1363.0 Mean:  749.1
2025       % of mean:    146% 

April      Obs:  315.1  Mean:  180.5  WY-to-date: Obs: 1678.0 Mean:  929.7
2025       % of mean:    175% 

May        Obs (thru 02@12Z):   16.7    Mean:  172.8  WY-to-date: Obs: 1694.7 Mean:  943.1
2025       Prob. level:      90    75    50    25    10
           Fcst Residual:   169   175   183   194   220
           Obs + Fcst:      185   192   199   211   236
           % of mean:                   115% 

June       Mean:   98.6
2025       Prob. level:      90    75    50    25    10
           Forecast:         60    62    66    79   102
           % of mean:                    67% 

July       Mean:   35.5
2025       Prob. level:      90    75    50    25    10
           Forecast:         29    29    30    32    35
           % of mean:                    84% 

August     Mean:   15.8
2025       Prob. level:      90    75    50    25    10
           Forecast:         17    17    18    18    21
           % of mean:                   112% 

September  Mean:   11.8
2025       Prob. level:      90    75    50    25    10
           Forecast:         11    12    12    13    15
           % of mean:                   102% 

-------------------------------------------------------

Water Year Obs-To-Date: 1694.7    Mean: 1265.7
WY2025     Prob. level:      90    75    50    25    10
           Fcst Residual:   293   301   314   333   379
           Obs + Fcst:     1988  1996  2009  2028  2074
           % of mean:                   159%