Extended Streamflow Prediction
Issued by NWS Arkansas-Red Basin RFC
Issued by NWS Arkansas-Red Basin RFC
Versions:
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FGUS64 KTUA 051616
ESPTUA
National Weather Service
Arkansas Red River Forecast Center
2025 Water Supply Forecast Issued as of June 5, 2025
Forecast Runoff
Most Reasonable Reasonable Average
Probable Maximum Minimum 1991-2020 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 001 155 79 180 92 99 51 195
Salida, Co 001 230 79 270 93 150 52 290
Canon City, Co 001 270 72 335 89 190 51 375
Pueblo Abv, Co 001 290 68 365 86 210 49 425
GRAPE CREEK
Westcliffe Nr, Co 001 7 47 12 81 5.1 34 14.8
CUCHARAS RIVER
Boyd Ranch, La Veta 001 7 61 9.4 82 5 44 11.4
PURGATOIRE RIVER
Trinidad, Co 001 24 57 39 93 12.9 31 42
HUERFANO RIVER
Redwing Nr, Co 001 8.3 61 10.3 76 5.2 38 13.6
CHALK CREEK
Nathrop Nr, Co 001 18.5 74 25 100 11.5 46 25
LOWER ARKANSAS RIVER BASIN, COLORADO
**ARKANSAS RIVER
Las Animas, Co 001 115 79 155 107 90 62 147
**PURGATOIRE RIVER
Las Animas, Co 001 16 67 27 113 7.5 31 24
*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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