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

*** IMPORTANT ***  Week of June 16 - Website Data Outage - Due to a major computer upgrade the week of June 16, nearly all data on the CNRFC web site will not be updated. We anticipate the down time to be approximately 4 days. The latest deterministic hydrologic forecasts for official forecast points will continue to be available at the National Water Prediction Service during this time.

Raw ESP Water Supply Forecast

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

Program run: 06/16/2025 1408Z
Data ending: 06/16/2025 12Z
* All units are in thousands of acre-feet.

Station: SCOC1 (Eel - Scotia 1 N)

MONTHLY DATA

October    Obs:    6.4  Mean:   34.4  WY-to-date: Obs:    6.4 Mean:   34.4
2024       % of mean:    18% 

November   Obs: 1014.2  Mean:  245.3  WY-to-date: Obs: 1020.6 Mean:  279.7
2024       % of mean:    413% 

December   Obs: 1801.0  Mean:  885.7  WY-to-date: Obs: 2821.6 Mean: 1165.5
2024       % of mean:    203% 

January    Obs:  834.6  Mean: 1163.0  WY-to-date: Obs: 3656.2 Mean: 2328.5
2025       % of mean:    72% 

February   Obs: 2052.6  Mean: 1016.0  WY-to-date: Obs: 5708.8 Mean: 3335.3
2025       % of mean:    202% 

March      Obs:  998.5  Mean: 1005.5  WY-to-date: Obs: 6707.3 Mean: 4340.8
2025       % of mean:    99% 

April      Obs:  741.0  Mean:  531.2  WY-to-date: Obs: 7448.4 Mean: 4872.0
2025       % of mean:    140% 

May        Obs:  107.0  Mean:  234.3  WY-to-date: Obs: 7555.3 Mean: 5106.2
2025       % of mean:    46% 

June       Obs (thru 16@12Z):   27.4    Mean:   84.8  WY-to-date: Obs: 7582.7 Mean: 5175.1
2025       Prob. level:      90    75    50    25    10
           Fcst Residual:    15    15    17    19    19
           Obs + Fcst:       42    42    45    46    46
           % of mean:                    53% 

July       Mean:   22.0
2025       Prob. level:      90    75    50    25    10
           Forecast:         14    14    19    20    20
           % of mean:                    85% 

August     Mean:    8.8
2025       Prob. level:      90    75    50    25    10
           Forecast:          1     1     5     5     5
           % of mean:                    52% 

September  Mean:    7.5
2025       Prob. level:      90    75    50    25    10
           Forecast:          0     0     1     2     7
           % of mean:                    17% 

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

Water Year Obs-To-Date: 7582.7    Mean: 5238.5
WY2025     Prob. level:      90    75    50    25    10
           Fcst Residual:    30    31    44    46    49
           Obs + Fcst:     7613  7613  7627  7629  7632
           % of mean:                   146%