Extended Streamflow Prediction
Issued by NWS West Gulf RFC

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000
FGUS64 KFWR 071932
ESPFWR

NATIONAL WEATHER SERVICE
                        WEST GULF RIVER FORECAST CENTER
YEAR 2020 WATER SUPPLY FORECAST  FOR MAY 1, 2020  ISSUED MAY 7, 2020

NORTHWESTERN RIO GRANDE IN COLORADO
                                                    50%  % OF   MAX    30%    70%    MIN   30-YR
FORECAST POINT                            PERIOD   (KAF)  AVG  (KAF)  (KAF)  (KAF)  (KAF)   AVG
--------------                            ------   ----- ----  -----  -----  -----  -----  -----
RIO GRANDE AT WAGON WHEEL GAP             APR-SEP    220   65    275    240    199    170    340
SF RIO GRANDE AT SOUTH FORK               APR-SEP     71   56     85     77     66     58    127
RIO GRANDE NR DEL NORTE                   APR-SEP    320   62    395    350    290    255    515
SAGUACHE CK NR SAGUACHE                   APR-SEP     24   75     35     28     20   15.4     32
ALAMOSA CK AB TERRACE RESERVOIR           APR-SEP     34   50     45     38     30     25     68
CONEJOS R NR MOGOTE                       APR-SEP    105   54    133    116     95     81    194

NORTHEASTERN RIO GRANDE IN COLORADO
                                                    50%  % OF   MAX    30%    70%    MIN   30-YR
FORECAST POINT                            PERIOD   (KAF)  AVG  (KAF)  (KAF)  (KAF)  (KAF)   AVG
--------------                            ------   ----- ----  -----  -----  -----  -----  -----
CULEBRA CK AT SAN LUIS                    APR-SEP   14.7   64     24   18.0   11.8    8.1     23

MIDDLE SANGRE MTNS IN NEW MEXICO
                                                    50%  % OF   MAX    30%    70%    MIN   30-YR
FORECAST POINT                            PERIOD   (KAF)  AVG  (KAF)  (KAF)  (KAF)  (KAF)   AVG
--------------                            ------   ----- ----  -----  -----  -----  -----  -----
RED R BL FISH HATCHERY NR QUESTA          MAR-JUL     23   68     32     26   19.4   15.4     34
RIO HONDO NR VALDEZ                       MAR-JUL   13.1   71   18.6   15.2   11.2    8.7   18.4
RIO PUEBLO DE TAOS BL LOS CORDOVAS        MAR-JUL   13.9   39     25   17.8   10.7    7.2     36
EMBUDO CK AT DIXON                        MAR-JUL     23   48     38     29   18.4   12.6     48
SANTA CRUZ R AT CUNDIYO                   MAR-JUL   12.2   67   16.8   13.9   10.6    8.6   18.3

EL VADO
                                                    50%  % OF   MAX    30%    70%    MIN   30-YR
FORECAST POINT                            PERIOD   (KAF)  AVG  (KAF)  (KAF)  (KAF)  (KAF)   AVG
--------------                            ------   ----- ----  -----  -----  -----  -----  -----
EL VADO RESERVOIR INFLOW                  MAR-JUL     81   36    101     89     74     64    225

MAINSTEM ROUTINGS
                                                    50%  % OF   MAX    30%    70%    MIN   30-YR
FORECAST POINT                            PERIOD   (KAF)  AVG  (KAF)  (KAF)  (KAF)  (KAF)   AVG
--------------                            ------   ----- ----  -----  -----  -----  -----  -----
RIO GRANDE AT OTOWI BRIDGE                MAR-JUL    260   36    340    290    235    198    720
RIO GRANDE AT SAN MARCIAL                 MAR-JUL     80   16    220    136     24    -59    510


PECOS
                                                    50%  % OF   MAX    30%    70%    MIN   30-YR
FORECAST POINT                            PERIOD   (KAF)  AVG  (KAF)  (KAF)  (KAF)  (KAF)   AVG
--------------                            ------   ----- ----  -----  -----  -----  -----  -----
PECOS R NR PECOS                          MAR-JUL     46   81     62     52     41     33     57
PECOS R NR ANTON CHICO                    MAR-JUL     47   75     69     55     40     31     63
GALLINAS CK NR MONTEZUMA                  MAR-JUL    6.0   61   10.0    7.4    4.8    3.4    9.8
PECOS R AB SANTA ROSA LK                  MAR-JUL     37   66     60     45     29     21     56


RIO CHAMA SYSTEM
                                                    50%  % OF   MAX    25%    75%    MIN   30-YR
FORECAST POINT                            PERIOD   (KAF)  AVG  (KAF)  (KAF)  (KAF)  (KAF)   AVG
--------------                            ------   ----- ----  -----  -----  -----  -----  -----
RIO OJO CALIENTE AT LA MADERA             MAR-JUN     32   71     58     50     25     18     45
RIO CHAMA NR CHAMITA                      MAR-MAY    291   93    400    365    245    204    312


 MAX (10%), 30%, 50%, 70% AND MIN (90%) CHANCE THAT ACTUAL VOLUME WILL EXCEED FORECAST.
 AVERAGES ARE FOR THE 1981-2010 PERIOD.
 ALL VOLUMES ARE IN THOUSANDS OF ACRE-FEET.  MEDIAN VALUE ARE USED IN PLACE OF AVERAGE

    ****************************************************************

   *        CONTACT DAVID.CAZIER@NOAA.GOV FOR QUESTIONS           *

   *        FOR BASIN SNOWPACK INFORMATION PLEASE REFER TO        *

   *       HTTP://WWW.WEATHER.GOV/WGRFC/WWGRF_SOIL_MOISTURE       *

   *     FOR USGS SURFACE-WATER DATA FOR COLORADO - REFER TO      *

   *       HTTPS://WATERDATA.USGS.GOV/CO/NWIS/SW                  *

   *    CURRENT CONDITIONS FOR NEW MEXICO RESERVOIRS - REFER TO   *

   *    HTTPS://WATERDATA.USGS.GOV/NM/NWIS/CURRENT?TYPE=LAKE      *

   *                                                              *

   ****************************************************************


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