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: 06/27/2021 1530Z
Data ending: 06/27/2021 12Z
* All units are in thousands of acre-feet.

Station: MHBC1 (Cosumnes - Michigan Bar)

MONTHLY DATA

October    Obs:    0.7  Mean:    1.7  WY-to-date: Obs:    0.7 Mean:    2.3
2020       % of mean:    40% 

November   Obs:    1.8  Mean:   10.1  WY-to-date: Obs:    2.5 Mean:   12.1
2020       % of mean:    18% 

December   Obs:    2.7  Mean:   31.0  WY-to-date: Obs:    5.2 Mean:   44.0
2020       % of mean:    9% 

January    Obs:   10.3  Mean:   61.2  WY-to-date: Obs:   15.6 Mean:  103.8
2021       % of mean:    17% 

February   Obs:   13.0  Mean:   72.1  WY-to-date: Obs:   28.5 Mean:  164.9
2021       % of mean:    18% 

March      Obs:   15.4  Mean:   88.7  WY-to-date: Obs:   44.0 Mean:  239.7
2021       % of mean:    17% 

April      Obs:   12.3  Mean:   63.8  WY-to-date: Obs:   56.3 Mean:  303.1
2021       % of mean:    19% 

May        Obs:    5.3  Mean:   43.6  WY-to-date: Obs:   61.5 Mean:  347.1
2021       % of mean:    12% 

June       Obs (thru 27@12Z):    1.1    Mean:   16.3  WY-to-date: Obs:   62.6 Mean:  387.7
2021       Prob. level:      90    75    50    25    10
           Fcst Residual:     0     0     0     0     0 -9999 -9999
           Obs + Fcst:        1     1     1     1     1 -9998 -9998
           % of mean:                     9% 

July       Mean:    4.8
2021       Prob. level:      90    75    50    25    10
           Forecast:          2     2     2     2     2 -9999 -9999
           % of mean:                    43% 

August     Mean:    2.1
2021       Prob. level:      90    75    50    25    10
           Forecast:          2     2     2     2     2 -9999 -9999
           % of mean:                    81% 

September  Mean:    1.3
2021       Prob. level:      90    75    50    25    10
           Forecast:          1     1     1     1     2 -9999 -9999
           % of mean:                   102% 

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

Water Year Obs-To-Date:   62.6    Mean:  396.7
WY2021     Prob. level:      90    75    50    25    10
           Fcst Residual:     5     5     5     5     6     5     7
           Obs + Fcst:       68    68    68    68    68    68    70
           % of mean:                    17%