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: ICHC1 (Ice House Reservoir - )

MONTHLY DATA

October    Obs:   -0.1  Mean:    0.7  WY-to-date: Obs:   -0.1 Mean:    0.7
2024       % of mean:    -8% 

November   Obs:    0.4  Mean:    1.8  WY-to-date: Obs:    0.3 Mean:    2.5
2024       % of mean:    21% 

December   Obs:    1.8  Mean:    3.0  WY-to-date: Obs:    2.1 Mean:    5.5
2024       % of mean:    60% 

January    Obs:    1.2  Mean:    4.1  WY-to-date: Obs:    3.4 Mean:    9.6
2025       % of mean:    30% 

February   Obs:    6.5  Mean:    3.9  WY-to-date: Obs:    9.8 Mean:   13.4
2025       % of mean:    165% 

March      Obs:    4.9  Mean:    5.8  WY-to-date: Obs:   14.8 Mean:   19.2
2025       % of mean:    85% 

April      Obs:   11.7  Mean:   10.4  WY-to-date: Obs:   26.5 Mean:   29.6
2025       % of mean:    113% 

May        Obs:   13.1  Mean:   16.2  WY-to-date: Obs:   39.6 Mean:   45.8
2025       % of mean:    81% 

June       Obs:    3.9  Mean:   10.2  WY-to-date: Obs:   43.5 Mean:   56.0
2025       % of mean:    38% 

July       Obs (thru 10@12Z):    0.3    Mean:    2.9  WY-to-date: Obs:   43.8 Mean:   57.6
2025       Prob. level:      90    75    50    25    10
           Fcst Residual:     1     1     1     1     1
           Obs + Fcst:        1     1     1     1     1
           % of mean:                    32% 

August     Mean:    0.5
2025       Prob. level:      90    75    50    25    10
           Forecast:          0     0     0     0     0
           % of mean:                    78% 

September  Mean:    0.2
2025       Prob. level:      90    75    50    25    10
           Forecast:          0     0     0     0     0
           % of mean:                    91% 

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

Water Year Obs-To-Date:   43.8    Mean:   59.6
WY2025     Prob. level:      90    75    50    25    10
           Fcst Residual:     1     1     1     1     1
           Obs + Fcst:       45    45    45    45    45
           % of mean:                    75%