Extended Streamflow Prediction
Issued by NWS

Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6
000
FGUS65 KSTR 042027
ESPWY
COLORADO BASIN RIVER FORECAST CENTER
NATIONAL WEATHER SERVICE SALT LAKE CITY UTAH


                      WATER SUPPLY INFORMATION FOR
                            SOUTHWEST WYOMING
                                 AS OF
                            March 3, 2015


PRECIPITATION AND SNOWPACK (% OF AVERAGE):

SUBBASIN                    FEB      OCT-FEB     MAR 1       FEB
                          PRECIP     PRECIP      SNOW        FLOW
----------------------    ------     -------     -----     --------

GREEN ABV FLAMING GORGE      65         80        105         150
BEAR RIVER HEADWATERS        70         85         65         105

RESERVOIR STORAGE (KAF) AS OF February 28,2015
Figures are in 1000 Acre Feet
                             C U R R E N T   Y R         L A S T   Y R    1981-2010
                          EOM      % of     % of       EOM      % of     FEB 28        Usable
                          Storage  Average  Capacity   Storage  Average  Avg Storage   Capacity
------------------------------------------------------------------------------------------------
   GREEN - FONTENELLE RE|    209.8|    164|     61|136.4|    107|      127.6|     344.8|
   BIG SANDY - BIG SANDY|     22.5|    149|     59|  9.7|     65|       15.1|38.3|
   BLACKS FORK - MEEKS C|     23.9|    194|     80| 14.4|    117|       12.3|29.9|
   EF SMITHS FORK - STAT|      8.6|    161|     62|  7.1|    132|        5.4|13.9|


STREAMFLOW FORECASTS:

GREEN RIVER BASIN
                                  Period      MP   MP%   RMAX   RMIN    AVG
                                  ------    ----   ---   ----   ----    ---
Green River
  Daniel, nr, Warren Bridge, at   Apr-Jul    250   102    310    191    245
Pine Ck
  Fremont Lk, abv                 Apr-Jul     92    94    112     67     98
New Fork River
  Big Piney, nr                   Apr-Jul    300    85    430    200    355
Green River
  Fontenelle Res, Fontenelle nr   Apr-Jul    710    98    935    490    725
Big Sandy River
  Farson, nr                      Apr-Jul     36    69     57     25     52
Green River
  Green River, Wy, nr             Apr-Jul    710    97    940    470    730
EF Smiths Fork River
  Stateline Res, Robertson,nr     Apr-Jul     20    77     27   13.9     26
Blacks Fork River
  Robertson, nr                   Apr-Jul     66    74     97     45     89
Hams Fork River
  Frontier, nr, Pole Ck, blo      Apr-Jul     44    81     65     30     54
  Viva Naughton Res               Apr-Jul     60    81     90     38     74
Green River
  Flaming Gorge Res, Flaming Gor  Apr-Jul    825    84   1220    540    980
Little Snake River
  Slater, nr                      Apr-Jul    115    74    157     73    156
  Dixon, nr                       Apr-Jul    205    59    300    119    345

BEAR RIVER BASIN
                                  Period      MP   MP%   RMAX   RMIN    AVG
                                  ------    ----   ---   ----   ----    ---
Bear River
  Utah-Wyoming State Line, nr     Apr-Jul     91    81    123     71    112
  Woodruff Narrows Rsvr, abv      Apr-Jul     80    66    127     58    121
  Montpelier, nr, Stewart Dam, b  Apr-Jul     84    46    147     59    182
Smiths Fork River
  Border, nr                      Apr-Jul     84    94    106     68     89



MP    Most probable volume in 1000 acre-feet.
MP%   Most probable volume in percent of the 1981-2010 average.
RMAX  Volume that has a 10 percent chance of being exceeded.
RMIN  Volume that has a 90 percent chance of being exceeded.
AVG   Average volume for the 1981-2010 period.

All forecast volumes reflect natural flow.  Actual observed flow may
be affected by upstream water management.

CBRFC/Nielson,Miller




USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.