FGUS64 KTUA 041611 ESPTUA National Weather Service Arkansas Red River Forecast Center 2026 Water Supply Forecast Issued as of March 4, 2026 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 001 120 62 185 95 99 51 195 Salida, Co 001 175 60 270 93 79 27 290 Canon City, Co 001 225 60 355 95 105 28 375 Pueblo Abv, Co 001 255 60 420 99 115 27 425 GRAPE CREEK Westcliffe Nr, Co 001 6.4 43 13.8 93 3.4 23 14.8 CUCHARAS RIVER Boyd Ranch, La Veta 001 4.1 36 7.3 64 2.9 25 11.4 PURGATOIRE RIVER Trinidad, Co 001 16.5 39 40 95 8.2 20 42 HUERFANO RIVER Redwing Nr, Co 001 7 51 10.5 77 3.9 29 13.6 CHALK CREEK Nathrop Nr, Co 001 16.4 66 29 116 8.1 32 25 LOWER ARKANSAS RIVER BASIN, COLORADO **ARKANSAS RIVER Las Animas, Co 001 100 69 155 107 60 41 147 **PURGATOIRE RIVER Las Animas, Co 001 10.5 44 30 125 4.3 18 24 CANADIAN RIVER BASIN, NEW MEXICO VERMEJO RIVER Dawson Nr, NM 002 1.6 24 4.4 67 0.8 12 6.58 EAGLE NEST RES Rsvr Inflow, NM 002 2.5 27 5.3 58 0.9 10 9.13 CIMARRON RIVER Cimarron Nr, NM 002 3.5 26 9.5 70 1.4 10 13.5 PONIL CREEK Cimarron Nr, NM 002 1.54 24 5.4 84 0.9 14 6.42 RAYADO CREEK At Sauble Ranch, NM 002 1.74 28 4.6 74 0.7 11 6.19 *CONCHAS RES Rsvr Inflow, NM 002 10.5 56 35 185 5.8 31 18 *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. **************************************************************** * * * This, and additional Water Supply Information, * * can be found on our Web Page at: * * * * http://www.weather.gov/abrfc/water_supply * * * **************************************************************** $$