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: 07/10/2025 1608Z
Data ending: 07/10/2025 12Z
* All units are in thousands of acre-feet.

Station: CWAC1 (Cottonwood Ck - (aux)cottonwood, Nr)

MONTHLY DATA

October    Obs:    4.0  Mean:    6.2  WY-to-date: Obs:    4.0 Mean:    6.2
2024       % of mean:    65% 

November   Obs:   65.9  Mean:   17.3  WY-to-date: Obs:   69.9 Mean:   23.6
2024       % of mean:    380% 

December   Obs:  166.7  Mean:   70.4  WY-to-date: Obs:  236.6 Mean:   94.0
2024       % of mean:    237% 

January    Obs:   84.5  Mean:  118.0  WY-to-date: Obs:  321.1 Mean:  212.0
2025       % of mean:    72% 

February   Obs:  265.4  Mean:  130.2  WY-to-date: Obs:  586.5 Mean:  340.9
2025       % of mean:    204% 

March      Obs:   80.5  Mean:  128.0  WY-to-date: Obs:  667.0 Mean:  468.9
2025       % of mean:    63% 

April      Obs:   86.5  Mean:   67.1  WY-to-date: Obs:  753.6 Mean:  535.9
2025       % of mean:    129% 

May        Obs:   37.7  Mean:   41.4  WY-to-date: Obs:  791.3 Mean:  577.4
2025       % of mean:    91% 

June       Obs:   12.7  Mean:   19.0  WY-to-date: Obs:  804.0 Mean:  596.3
2025       % of mean:    67% 

July       Obs (thru 10@12Z):    2.8    Mean:    7.3  WY-to-date: Obs:  806.8 Mean:  600.7
2025       Prob. level:      90    75    50    25    10
           Fcst Residual:     6     6     6     6     6
           Obs + Fcst:        9     9     9     9     9
           % of mean:                   120% 

August     Mean:    4.2
2025       Prob. level:      90    75    50    25    10
           Forecast:          6     6     6     6     6
           % of mean:                   136% 

September  Mean:    4.2
2025       Prob. level:      90    75    50    25    10
           Forecast:          4     4     4     5     6
           % of mean:                   103% 

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

Water Year Obs-To-Date:  806.8    Mean:  613.4
WY2025     Prob. level:      90    75    50    25    10
           Fcst Residual:    16    16    16    16    17
           Obs + Fcst:      823   823   823   823   824
           % of mean:                   134%