Extended Streamflow Prediction
Issued by NWS Arkansas-Red Basin RFC

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                       National Weather Service

                  Arkansas Red River Forecast Center



 2018 Water Supply Forecast                     Issued as of Jan 5, 2018



                              Forecast Runoff                        Average

                                                                     Runoff

                                  Most      Reasonable   Reasonable    30YR

                                Probable     Maximum      Minimum   1981-2010

 Forecast            Forecast          %            %            %

   Point              Period    1000  30YR   1000  30YR   1000  30YR    1000

                          (*)    AF   AVG.    AF   AVG.    AF   AVG.     AF

                  *(1)Apr-Sep

                  *(2)Mar-Jun

UPPER ARKANSAS RIVER BASIN, COLORADO

ARKANSAS RIVER

  Granite, Co           001      165    84     240   122   91.0   46    197

  Salida, Co            001      245    83     345   117    164   56    295

  Canon City, Co        001      310    81     470   123    148   39    383

  Pueblo Abv, Co        001      355    78     550   121    205   45    455

GRAPE CREEK

  Westcliffe Nr, Co     001      5.1    26    15.6    80    1.1    6   19.6

CUCHARAS RIVER

  Boyd Ranch, La Veta   001      6.9    49    15.9   113    1.6   11   14.1

PURGATOIRE  RIVER

  Trinidad, Co          001     18.0    38    44.0    94    3.5    7     47

HUERFANO RIVER

  Redwing Nr, Co        001      8.8    58    14.5    95    4.5   30   15.2

CHALK CREEK

  Nathrop Nr, Co        001     19.0    73    33.0   127    9.0   35   26.0



LOWER ARKANSAS RIVER BASIN, COLORADO

**ARKANSAS RIVER

  Las Animas, Co        001      115    78     285   193     66   45    148

**PURGATOIRE RIVER

  Las Animas, Co        001     10.0    42    37.0   154    3.5   15   24.0



CANADIAN RIVER BASIN, NEW MEXICO

VERMEJO RIVER

  Dawson Nr, NM         002     1.90    24    6.00    77   0.29    4    7.8

EAGLE NEST RES

  Rsvr Inflow, NM       002     2.10    19    5.80    52   0.45    4   11.2

CIMARRON  RIVER

  Cimarron Nr, NM       002     3.30    21    8.70    55   0.40    3   15.8

PONIL CREEK

  Cimarron Nr, NM       002     1.46    20    4.60    64   0.25    3    7.2

RAYADO CREEK

  At Sauble Ranch, NM   002     1.45    21    5.20    74   0.28    4    7.0

*CONCHAS RES

  Rsvr Inflow, NM       002     9.10    30   44.00   147   1.50    5     30



 *Indicates the 30-year normal is based upon the 30-year median rather than the 30-year mean.

**Indicates the historical and forecast information is regulated or observed flow at the gage.



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