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Water Supply Forecasts Northwest River Forecast Center Tuesday January 08, 2008 at 21:21 GMT Full month of observed precipitation Future precip assumed to be normal Snow included in this run Full complement runoff applied through DEC UPPER COLUMBIA BASINS Jan-08 Final ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % COLUMBIA RIVER MICA RESERVOIR INFLOW, BC JAN-JUL 10200.0 106 12800.0 133 7610.0 79 9619. 9985 1389 104 FEB-SEP 13700.0 106 16300.0 126 11200.0 86 12960. 12300 1389 104 APR-SEP 13200.0 106 15800.0 126 10700.0 86 12500. 11850 1389 104 REVELSTOKE, BC JAN-JUL 14700.0 106 16900.0 122 12500.0 90 13880. 14190 2108 109 ARROW LAKES INFLOW JAN-JUL 21900.0 104 25000.0 119 18800.0 90 20960. 20790 2972 93 FEB-SEP 27600.0 104 30800.0 116 24500.0 93 26460. 24050 2972 93 APR-SEP 26200.0 104 29400.0 117 23100.0 92 25110. 22920 2972 93 BIRCHBANK, BC (1) JAN-JUL 40100.0 103 50500.0 130 29700.0 76 38930. 41180 5117 97 APR-SEP 44900.0 103 55200.0 127 34500.0 79 43500. 42860 5117 97 GRAND COULEE, WA (1) JAN-JUL 61900.0 98 80100.0 127 43800.0 70 62900. 66890 7308 88 APR-SEP 63000.0 98 81100.0 127 44800.0 70 63990. 63870 7308 88 ROCK ISLAND DAM BLO, WA (1) JAN-JUL 68700.0 100 89100.0 129 48300.0 70 68910. 71930 7737 86 APR-SEP 69300.0 100 89700.0 129 49000.0 70 69540. 68910 7737 86 THE DALLES NR, OR (1) JAN-JUL 102000.0 95 131000.0 122 72000.0 67 107300. 114700 14010 84 APR-AUG 88200.0 95 118000.0 127 58500.0 63 93090. 97540 14010 84 APR-SEP 93500.0 95 123000.0 125 63700.0 65 98650. 101700 14010 84 KOOTENAI RIVER LIBBY RES INFLOW, MT (1) JAN-JUL 5960.0 95 8180.0 130 3740.0 59 6306. 6909 699 78 APR-AUG 5900.0 94 8120.0 130 3680.0 59 6248. 6628 699 78 APR-SEP 6270.0 94 8490.0 128 4050.0 61 6638. 6922 699 78 LEONIA, ID (1) APR-JUL 6660.0 95 9380.0 133 3930.0 56 7041. 7768 888 79 APR-SEP 7680.0 95 10400.0 128 4950.0 61 8125. 8545 888 79 BONNERS FERRY, ID APR-JUL 7220.0 95 9500.0 125 4920.0 65 7619. 8380 943 79 KOOTENAY RIVER KOOTENAY LAKE INFLOW, BC JAN-JUL 16100.0 101 20300.0 127 12100.0 76 16010. 17210 1678 82 APR-SEP 16500.0 100 20800.0 126 12400.0 75 16450. 16790 1678 82 DUNCAN RIVER DUNCAN RESERVOIR INFLOW, BC JAN-JUL 1940.0 108 2380.0 132 1490.0 83 1800. 2033 231 94 FEB-SEP 2480.0 108 2930.0 127 2040.0 89 2305. 2361 231 94 APR-SEP 2400.0 108 2840.0 128 1950.0 88 2227. 2291 231 94 CLARK FORK BLACKFOOT RIVER ABV, MT APR-SEP 595.0 85 990.0 141 194.0 28 704. 504 143 84 MISSOULA ABV, MT APR-SEP 1410.0 88 2150.0 135 660.0 41 1595. 1344 237 83 MISSOULA BLO, MT APR-SEP 2650.0 89 3910.0 132 1380.0 47 2962. 2770 410 86 ST. REGIS, MT (1) APR-SEP 3520.0 90 5570.0 143 1470.0 38 3907. 3648 542 87 PLAINS NR, MT (1) APR-SEP 9510.0 86 14300.0 129 4710.0 43 11060. 10840 1132 75 WHITEHORSE RAPIDS, ID (1) APR-SEP 10900.0 87 16400.0 132 5500.0 44 12460. 12060 1173 68 BLACKFOOT RIVER BONNER NR, MT APR-SEP 810.0 91 1170.0 131 455.0 51 892. 840 95 83 BITTERROOT RIVER AT MOUTH, MT APR-SEP 1240.0 91 1800.0 132 685.0 50 1364. 1319 174 90 Jan-08 Final ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % N.F. FLATHEAD RIVE COLUMBIA FALLS NR, MT APR-SEP 1540.0 86 2010.0 112 1080.0 60 1801. 1780 147 72 M.F. FLATHEAD RIVE WEST GLACIER NR, MT APR-SEP 1480.0 85 1920.0 110 1040.0 60 1740. 1737 150 77 S.F. FLATHEAD RIVE HUNGRY HORSE RES IN, MT (1) JAN-JUL 1960.0 88 2780.0 125 1140.0 51 2224. 2357 168 72 APR-SEP 1870.0 88 2690.0 127 1050.0 49 2124. 2175 168 72 UPPER/MIDDLE COLUMBIA BASINS Jan-08 Final ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % FLATHEAD RIVER COLUMBIA FALLS, MT APR-SEP 5000.0 86 6710.0 115 3300.0 57 5825. 6002 474 72 FLATHEAD LAKE INFLOW, MT (1) APR-SEP 5780.0 86 8470.0 126 3100.0 46 6713. 7002 616 80 PRIEST RIVER PRIEST RIVER, ID (1) APR-JUL 765.0 94 1090.0 134 435.0 53 814. 997 121 86 PEND OREILLE RIVER PEND OREILLE LAKE IN, ID (1) APR-SEP 12300.0 88 18200.0 131 6460.0 46 13910. 14260 1636 80 APR-JUL 11200.0 88 17100.0 134 5330.0 42 12740. 13520 1636 80 BOX CANYON BLO, WA (1) APR-SEP 12600.0 89 17600.0 125 7540.0 54 14090. 14500 1649 78 KETTLE RIVER LAURIER NR, WA APR-SEP 1880.0 95 2400.0 122 1360.0 69 1972. 2366 72 59 COEUR D'ALENE RIVE ENAVILLE, ID (1) APR-SEP 735.0 94 1020.0 131 450.0 58 778. 871 101 61 APR-JUL 700.0 95 985.0 133 415.0 56 739. 841 101 61 COEUR D'ALENE LAKE IN, ID APR-JUL 2360.0 92 3470.0 136 1260.0 49 2552. 2456 368 69 SPOKANE RIVER SPOKANE, WA (1) APR-SEP 2590.0 94 2780.0 101 2410.0 88 2744. 2705 377 66 ST JOE RIVER CALDER, ID APR-SEP 1090.0 90 1500.0 124 685.0 57 1205. 1263 115 67 APR-JUL 1030.0 91 1440.0 127 625.0 55 1136. 1203 115 67 OKANAGAN RIVER TONASKET NR, WA (1) APR-SEP 1650.0 93 2610.0 148 695.0 39 1766. 1470 209 90 SIMILKAMEEN RIVER NIGHTHAWK NR, WA (1) APR-JUL 1280.0 95 2060.0 153 510.0 38 1350. 1079 141 101 APR-SEP 1380.0 95 2150.0 148 605.0 42 1450. 1122 141 101 METHOW RIVER PATEROS NR, WA (1) APR-SEP 910.0 92 1420.0 144 395.0 40 985. 1144 82 91 CHELAN RIVER LAKE CHELAN INFLOW, WA (1) APR-SEP 1160.0 98 1360.0 115 965.0 81 1185. 1345 155 100 WENATCHEE RIVER PESHASTIN, WA APR-SEP 1650.0 101 2270.0 139 1030.0 63 1635. 1669 245 81 YAKIMA AND MAINSTEM SNAKE BASINS Jan-08 Final ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % YAKIMA RIVER KEECHELUS LAKE IN, WA (1) APR-SEP 142.0 107 194.0 146 90.0 68 133. 137 49 80 CLE ELUM, WA APR-SEP 940.0 104 1260.0 140 630.0 70 903. 906 216 74 PARKER NR, WA APR-SEP 1980.0 103 2620.0 137 1340.0 70 1918. 2346 523 86 KACHESS RIVER KACHESS LAKE INFLOW, WA (1) APR-SEP 127.0 106 177.0 148 78.0 65 120. 122 39 81 CLE ELUM RIVER CLE ELUM LAKE INFLOW, WA (1) APR-SEP 470.0 105 625.0 140 320.0 71 448. 475 99 85 NACHES RIVER NACHES NR, WA APR-SEP 810.0 97 1080.0 129 540.0 65 837. 1086 191 102 BUMPING RIVER BUMPING LAKE INFLOW, WA (1) APR-SEP 132.0 99 184.0 137 80.0 60 134. 154 40 110 TIETON RIVER RIMROCK LAKE INFLOW, WA (1) APR-SEP 230.0 95 300.0 124 157.0 65 242. 244 61 96 AHTANUM CREEKS TAMPICO NR, WA APR-SEP 45.0 98 66.0 143 24.0 52 46. 0 SNAKE RIVER JACKSON LAKE INFLOW, WY (1) APR-JUL 750.0 92 990.0 121 515.0 63 815. 812 108 100 APR-SEP 830.0 92 1070.0 118 595.0 66 904. 861 108 100 PALISADES RES INFLOW, ID (1) APR-JUL 3050.0 92 4130.0 124 1970.0 59 3331. 3267 514 86 APR-SEP 3550.0 92 4630.0 119 2470.0 64 3875. 3672 514 86 HEISE NR, ID APR-JUL 3230.0 91 4410.0 124 2050.0 58 3561. 3618 579 85 APR-SEP 3770.0 91 4960.0 119 2590.0 62 4159. 4188 579 85 SHELLEY NR, ID (1) APR-JUL 4300.0 97 5660.0 128 2940.0 66 4428. 4634 861 81 APR-SEP 5170.0 97 6530.0 123 3810.0 72 5324. 5339 861 81 BLACKFOOT NR, ID (1) APR-JUL 4330.0 94 5740.0 125 2910.0 63 4604. 0 AMER. FALLS RES IN, ID (1) APR-JUL 2770.0 85 4500.0 139 1050.0 32 3242. 2929 1046 80 MILNER, ID APR-JUL 175.0 14 935.0 76 130.0 11 1228. 996 64 10 KING HILL, ID (1) APR-JUL 1790.0 59 3170.0 104 405.0 13 3045. 3030 1363 64 MURPHY NR, ID (1) APR-JUL 1870.0 60 3270.0 106 470.0 15 3092. 3104 1358 63 WEISER, ID (1) JAN-JUL 6560.0 67 9670.0 99 3440.0 35 9793. 12140 1956 67 APR-JUL 3860.0 67 6970.0 121 740.0 13 5765. 8160 1956 67 APR-SEP 5270.0 73 8390.0 117 2160.0 30 7192. 9471 1956 67 BROWNLEE RES INFLOW APR-JUL 4390.0 70 7650.0 121 1120.0 18 6313. 8975 2039 66 APR-SEP 5800.0 74 9060.0 116 2530.0 32 7801. 10350 2039 66 HELLS CANYON, ID (1) APR-JUL 4500.0 69 7910.0 122 1080.0 17 6493. 9324 2087 68 APR-SEP 5930.0 74 9350.0 117 2520.0 32 7977. 10740 2087 68 LOWER GRANITE RES IN, WA (1) JAN-JUL 27200.0 91 38000.0 127 16300.0 54 30020. 32200 3960 75 FEB-SEP 27500.0 91 38300.0 126 16600.0 55 30370. 31790 3960 75 APR-JUL 19500.0 90 30400.0 141 8630.0 40 21550. 24440 3960 75 APR-SEP 21800.0 90 32700.0 135 11000.0 46 24140. 26590 3960 75 UPPER SNAKE BASINS Jan-08 Final ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % GREY'S RIVER PALISADES ABV, WY APR-SEP 335.0 85 475.0 121 190.0 48 394. 401 42 81 SALT RIVER ETNA NR, WY APR-JUL 280.0 82 455.0 133 107.0 31 342. 363 79 75 HENRYS FORK ASHTON NR, ID APR-JUL 540.0 95 680.0 119 395.0 69 571. 659 216 81 ST. ANTHONY, ID APR-JUL 855.0 116 1120.0 153 590.0 80 734. 819 234 79 REXBURG NR, ID APR-JUL 1440.0 92 1860.0 119 1020.0 65 1559. 1016 342 66 FALLS RIVER SQUIRREL NR, ID (1) APR-JUL 360.0 93 450.0 117 275.0 71 386. 370 50 53 TETON RIVER ST. ANTHONY NR, ID APR-JUL 375.0 93 535.0 133 215.0 53 403. 464 79 85 BIG LOST RIVER MACKAY RESERVOIR INFLOW, ID APR-JUL 113.0 80 210.0 148 16.7 12 142. 229 27 66 WILLOW CREEK RIRIE RESERVOIR INFLOW APR-JUL 69.0 80 119.0 138 18.2 21 86. 94 5 48 PORTNEUF RIVER TOPAZ, ID APR-SEP 75.0 79 108.0 114 41.0 43 95. 120 18 64 GOOSE CREEK OAKLEY RES INFLOW, ID APR-JUL 22.0 76 42.0 145 0.9 3 29. 0 BIG WOOD RIVER HAILEY, ID (1) APR-JUL 215.0 84 370.0 145 63.0 25 256. 431 26 72 MAGIC RESERVOIR INFLOW, ID APR-JUL 220.0 76 475.0 163 0.0 0 291. 591 12 46 LITTLE WOOD RIVER CAREY NR, ID APR-JUL 69.0 79 141.0 162 0.0 0 87. 163 9 76 MIDDLE SNAKE BASINS Jan-08 Final ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % BRUNEAU RIVER HOT SPRING NR, ID APR-JUL 163.0 78 285.0 137 41.0 20 208. 276 14 66 OWYHEE RIVER OWYHEE RES INFLOW, OR MAR-JUL 450.0 73 945.0 154 0.0 0 613. 1050 53 75 OWYHEE RES OUTFLOW APR-JUL 70.0 32 565.0 260 5.4 2 217. 594 9 87 BOISE RIVER TWIN SPRINGS NR, ID (1) APR-JUL 555.0 87 745.0 117 365.0 57 636. 828 91 111 BOISE NR, ID (1) APR-JUL 1230.0 87 1830.0 129 620.0 44 1414. 2060 171 92 PARMA NR, ID APR-JUL 152.0 26 690.0 116 48.0 8 593. 1102 141 72 S.F. BOISE RIVER ANDERSON RNCH RES IN, ID (1) APR-JUL 470.0 87 615.0 113 325.0 60 542. 816 54 91 MALHEUR RIVER DREWSEY NR, OR MAR-JUL 92.0 84 156.0 142 27.0 25 110. 239 11 74 N.F. MALHEUR RIVER BEULAH RES INFLOW, OR (1) MAR-JUL 76.0 94 114.0 141 37.0 46 81. 155 10 80 PAYETTE RIVER HORSESHOE BEND NR, ID (1) APR-JUL 1580.0 98 2280.0 141 885.0 55 1617. 2214 283 108 EMMETT NR, ID APR-JUL 1250.0 100 2010.0 161 500.0 40 1246. 1977 223 85 DEADWOOD RIVER DEADWOOD RES INFLOW, ID (1) APR-JUL 127.0 95 179.0 134 75.0 56 134. 180 18 113 N.F. PAYETTE RIVER CASCADE RES INFLOW, ID (1) APR-JUL 495.0 100 695.0 140 295.0 60 495. 684 107 116 WEISER RIVER WEISER NR, ID (1) APR-JUL 375.0 96 620.0 159 132.0 34 391. 717 57 78 BURNT RIVER HEREFORD NR, OR MAR-JUL 51.0 100 77.0 151 25.0 49 51. 81 LOWER SNAKE AND CENTRAL OREGON BASINS Jan-08 Final ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % POWDER RIVER SUMPTER NR, OR MAR-JUL 69.0 99 95.0 136 43.0 61 70. 90 IMNAHA RIVER IMNAHA, OR MAR-JUL 295.0 98 400.0 133 192.0 64 301. 394 26 75 SALMON RIVER SALMON, ID (1) APR-JUL 795.0 93 1240.0 145 350.0 41 857. 1078 214 90 WHITEBIRD, ID (1) JAN-JUL 6710.0 99 9060.0 133 4360.0 64 6805. 7274 915 101 APR-JUL 5770.0 99 8120.0 139 3420.0 58 5851. 6441 915 101 GRANDE RONDE RIVER LA GRANDE, OR MAR-JUL 240.0 96 320.0 129 154.0 62 249. 238 14 60 APR-JUL 177.0 96 260.0 141 94.0 51 184. 202 14 60 TROY, OR (1) MAR-JUL 1530.0 97 2270.0 144 785.0 50 1578. 1573 169 68 APR-JUL 1230.0 97 1980.0 155 490.0 38 1274. 1369 169 68 CLEARWATER RIVER OROFINO, ID (1) APR-JUL 4650.0 100 6860.0 148 2440.0 53 4645. 4316 448 78 SPALDING, ID (1) JAN-JUL 9690.0 100 13400.0 138 5950.0 61 9683. 9175 779 73 APR-JUL 7440.0 100 11200.0 151 3700.0 50 7435. 7274 779 73 APR-SEP 7850.0 100 11600.0 148 4110.0 52 7849. 7550 779 73 N.F. CLEARWATER RI DWORSHAK RES INFLOW, ID (1) JAN-JUL 3500.0 99 4750.0 134 2250.0 63 3547. 3507 311 69 APR-JUL 2610.0 99 3860.0 146 1360.0 51 2644. 2676 311 69 APR-SEP 2770.0 99 4020.0 143 1520.0 54 2803. 2786 311 69 S.F. WALLA WALLA R MILTON NR, OR APR-JUL 57.0 108 75.0 142 38.0 72 53. 63 15 60 UMATILLA RIVER GIBBON NR, OR APR-JUL 81.0 111 117.0 160 46.0 63 73. 86 21 79 PENDLETON, OR APR-JUL 170.0 114 250.0 168 91.0 61 149. 178 42 75 M.F. JOHN DAY RIVE RITTER, OR (1) MAR-JUL 168.0 105 225.0 141 111.0 69 160. 0 APR-JUL 130.0 106 186.0 151 73.0 59 123. 0 N.F. JOHN DAY RIVE MONUMENT NR, OR APR-JUL 620.0 104 900.0 151 340.0 57 597. 745 57 67 JOHN DAY RIVER SERVICE CREEK, OR (1) MAR-SEP 1240.0 108 1750.0 152 725.0 63 1153. 1235 95 64 APR-SEP 930.0 108 1440.0 166 415.0 48 865. 1038 95 64 DESCHUTES RIVER BENHAM FALLS, OR APR-SEP 480.0 91 560.0 106 400.0 76 528. 497 279 110 Jan-08 Final ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % CROOKED RIVER PRINEVILLE RES INFLOW, OR MAR-JUL 129.0 70 230.0 125 31.0 17 184. 316 11 41 OCHOCO CREEK OCHOCO RES INFLOW, OR MAR-JUL 26.0 72 45.0 125 6.8 19 36. 59 WESTSIDE AND SOUTHERN OREGON BASINS Jan-08 Final ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % SKAGIT RIVER CONCRETE NR, WA APR-SEP 6520.0 102 8490.0 133 4540.0 71 6365. 5621 2495 102 COWLITZ RIVER MAYFIELD RES INFLOW, WA JAN-JUL 3390.0 105 4760.0 148 2020.0 63 3217. 3453 954 80 APR-JUL 1780.0 105 3150.0 187 415.0 25 1689. 1642 954 80 APR-SEP 2030.0 106 3400.0 177 660.0 34 1922. 1817 954 80 CASTLE ROCK, WA APR-SEP 2710.0 103 4610.0 175 810.0 31 2639. 2380 1585 86 JAN-JUL 4840.0 103 6740.0 143 2940.0 62 4709. 5136 1585 86 LEWIS RIVER ARIEL, WA JAN-JUL 2500.0 106 2920.0 124 2070.0 88 2351. 2514 914 87 MCKENZIE RIVER VIDA NR, OR APR-SEP 1180.0 98 1470.0 122 885.0 74 1201. 1142 790 102 S. SANTIAM RIVER WATERLOO, OR APR-SEP 575.0 98 845.0 144 305.0 52 587. 540 668 95 N. SANTIAM RIVER MEHAMA, OR APR-SEP 820.0 98 1110.0 133 530.0 64 834. 754 801 109 WILLAMETTE RIVER SALEM, OR APR-SEP 4720.0 98 6380.0 133 3060.0 64 4804. 4373 4465 90 CLACKAMAS RIVER ESTACADA, OR APR-SEP 760.0 102 995.0 133 525.0 70 748. 678 550 98 N. UMPQUA RIVER LEMOLO LAKE INFLOW, OR (1) APR-SEP 148.0 98 196.0 130 99.0 66 151. 156 64 96 JAN-JUL 176.0 97 225.0 124 127.0 70 181. 195 64 96 ROGUE RIVER RAYGOLD, OR APR-SEP 885.0 100 1220.0 137 560.0 63 889. 895 418 81 JAN-JUL 1570.0 99 1900.0 120 1240.0 78 1584. 1970 418 81 CHEWAUCAN RIVER PAISLEY NR, OR MAR-JUL 63.0 71 108.0 121 19.1 21 89. 16 SILVIES RIVER BURNS NR, OR MAR-JUL 90.0 70 177.0 137 2.9 2 129. 196 APR-SEP 69.0 70 156.0 158 0.0 0 99. 167 Forecasts are selected from those prepared by: National Weather Service Natural Resource Conservation Service B.C. Hydro and Power Authority. Project inflow forecasts have been coordinated with the U.S. Army Corp of Engineers and U.S. Bureau of Reclamation. All forecasts are in thousands of acre-feet. All averages are for the period 1971 through 2000 NOAA/NWS/Northwest River Forecast Center NNNN $$
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