NATIONAL WEATHER SERVICE WEST GULF RIVER FORECAST CENTER 2003 WATER SUPPLY FORECAST ISSUED AS OF MAR 1, 2003 FORECAST RUNOFF AVERAGE RUNOFF MOST REASONABLE REASONABLE 30YR PROBABLE MAXIMUM MINIMUM 1971-2000 FORECAST FORECAST % % % POINT PERIOD 1000 30YR 1000 30YR 1000 30YR 1000 (*) AF AVG. AF AVG. AF AVG. AF *(1)APR-SEP *(2)MAR-JUL Rio Grande Wagon Wheel Gap, CO (1) 205 59 335 97 76 22 345 Del Norte nr, CO (1) 315 59 542 102 90 17 531 Otowi Bridge, NM (2) 465 61 977 129 167 22 757 San Marcial, NM (2) 305 53 762 133 97 17 573 South Fork Rio Grande South Fork, CO (1) 83 63 127 96 40 30 132 Saguache Creek Saguache nr, CO (1) 20 59 37 111 3 8 33 Alamosa Creek Terrace Reservoir Inflow(1) 41 59 66 94 16 23 70 Conejos River Mogote nr, CO (1) 131 66 204 102 60 30 200 Culebra Creek San Luis, CO (1) 20 87 37 161 8 34 23 Red River Blo Fish Hat,Questa nr, (2) 32 91 50 144 18 51 35 Rio Hondo Valdez nr, NM (2) 17.1 92 26 143 10 53 18.5 Rio Pueblo de Taos Los Cordovas blo, NM (2) 32 80 64 161 11 27 40 Rio Chama El Vado res Inflow, NM (2) 155 65 263 111 45 19 237 Chamita nr, NM (2) 190 61 368 118 66 21 312 Rio Ojo Caliente La Madera, NM (2) 30 67 68 150 11 25 45 Santa Cruz River Cundiyo, NM (2) 21.0 111 30 158 12 66 18.9 Pecos River Pecos nr, NM (2) 62 107 95 164 29 50 58 Anton Chico nr, NM (2) 71 111 106 166 36 56 64 Santa Rosa Lake Inflow, (2) 58 109 86 162 30 57 53 Gallinas Creek Montezuma nr, NM (2) 9.8 100 21 214 5 47 9.8 B A S I N S N O W P A C K ---------------------------- RIO GRANDE BASIN, COLORADO current swe (% of avg) current swe( % of last year) 73 % 170 % RIO GRANDE BASIN, NEW MEXICO current swe (% of avg) current swe( % of last year) 90 % 145 % B A S I N R E S E R V O I R S T O R A G E ----------------------------------------------- RIO GRANDE BASIN, COLORADO current storage (% of avg) current storage( % of last year) 61 % 81 % RIO GRANDE BASIN, NEW MEXICO current storage (% of avg) current storage( % of last year) 36 % 47 %