 www.nws.noaa.gov |
 |
 |
 |
|
 |
 |
Home | Site Map | News | Organization | Search |  |
Product Display
Forecasts:
0 - 14 Days
14 - 120 Days
Water Supply
Peak Flow
AHPS
Watch & Warnings
Flood Outlook
Discussion
Return Main Menu
Product Display for Statistical Water Supply Forecast
Water Supply Forecasts Northwest River Forecast Center Thursday June 26, 2008 at 20:55 GMT Observed precipitation through the 23th Future precip assumed to be normal No snow included Observed runoff through May note: current month runoff based on OBSERVED + ESP to the end of JUN UPPER COLUMBIA BASINS Jul-08 EarlyBird ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % COLUMBIA RIVER MICA RESERVOIR INFLOW, BC JAN-JUL 10000.0 104 11300.0 117 8780.0 91 9619. 9985 7238 95 FEB-SEP 13500.0 104 14800.0 114 12200.0 94 12960. 12300 7238 95 APR-SEP 13100.0 105 14300.0 114 11800.0 94 12500. 11850 7238 95 REVELSTOKE, BC JAN-JUL 14300.0 103 15400.0 111 13300.0 96 13880. 14190 10910 97 ARROW LAKES INFLOW JAN-JUL 20800.0 99 22600.0 108 19000.0 91 20960. 20790 16300 90 FEB-SEP 26400.0 100 28300.0 107 24600.0 93 26460. 24050 16300 90 APR-SEP 25500.0 102 27300.0 109 23700.0 94 25110. 22920 16300 90 BIRCHBANK, BC (1) JAN-JUL 37600.0 97 41700.0 107 33500.0 86 38930. 41180 32370 93 APR-SEP 42800.0 98 46900.0 108 38700.0 89 43500. 42860 32370 93 GRAND COULEE, WA (1) JAN-JUL 61700.0 98 67500.0 107 56000.0 89 62900. 66890 55510 93 APR-SEP 65800.0 103 71600.0 112 60000.0 94 63990. 63870 55510 93 ROCK ISLAND DAM BLO, WA (1) JAN-JUL 68100.0 99 75000.0 109 61200.0 89 68910. 71930 59750 92 APR-SEP 72300.0 104 79200.0 114 65400.0 94 69540. 68910 59750 92 THE DALLES NR, OR (1) JAN-JUL 102000.0 95 110000.0 103 93500.0 87 107300. 114700 97510 90 APR-AUG 95700.0 103 104000.0 112 87400.0 94 93090. 97540 97510 90 APR-SEP 101000.0 102 110000.0 112 93100.0 94 98650. 101700 97510 90 KOOTENAI RIVER LIBBY RES INFLOW, MT (1) JAN-JUL 5860.0 93 6910.0 110 4810.0 76 6306. 6909 5167 87 APR-AUG 5960.0 95 7010.0 112 4910.0 79 6248. 6628 5167 87 APR-SEP 6320.0 95 7370.0 111 5270.0 79 6638. 6922 5167 87 LEONIA, ID (1) APR-JUL 6850.0 97 8150.0 116 5550.0 79 7041. 7768 6902 88 APR-SEP 7900.0 97 9200.0 113 6600.0 81 8125. 8545 6902 88 BONNERS FERRY, ID APR-JUL 7500.0 98 8780.0 115 6210.0 82 7619. 8380 7525 88 KOOTENAY RIVER KOOTENAY LAKE INFLOW, BC JAN-JUL 14800.0 92 16400.0 102 13100.0 82 16010. 17210 13400 89 APR-SEP 15700.0 95 17600.0 107 13800.0 84 16450. 16790 13400 89 DUNCAN RIVER DUNCAN RESERVOIR INFLOW, BC JAN-JUL 1720.0 96 2070.0 115 1370.0 76 1800. 2033 1400 95 FEB-SEP 2200.0 95 2550.0 111 1850.0 80 2305. 2361 1400 95 APR-SEP 2140.0 96 2490.0 112 1790.0 80 2227. 2291 1400 95 CLARK FORK BLACKFOOT RIVER ABV, MT APR-SEP 855.0 121 1080.0 153 635.0 90 704. 504 900 105 MISSOULA ABV, MT APR-SEP 1800.0 113 2050.0 129 1550.0 97 1595. 1344 1808 101 MISSOULA BLO, MT APR-SEP 3340.0 113 3710.0 125 2970.0 100 2962. 2770 3355 103 ST. REGIS, MT (1) APR-SEP 4430.0 113 5070.0 130 3790.0 97 3907. 3648 4435 102 PLAINS NR, MT (1) APR-SEP 12000.0 108 13400.0 121 10600.0 96 11060. 10840 11300 97 WHITEHORSE RAPIDS, ID (1) APR-SEP 13600.0 109 15300.0 123 11900.0 96 12460. 12060 12690 95 BLACKFOOT RIVER BONNER NR, MT APR-SEP 935.0 105 1020.0 114 850.0 95 892. 840 908 97 BITTERROOT RIVER AT MOUTH, MT APR-SEP 1560.0 114 1730.0 127 1380.0 101 1364. 1319 1563 107 Jul-08 EarlyBird ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % N.F. FLATHEAD RIVE COLUMBIA FALLS NR, MT APR-SEP 1890.0 105 2070.0 115 1700.0 94 1801. 1780 1684 97 M.F. FLATHEAD RIVE WEST GLACIER NR, MT APR-SEP 2080.0 120 2280.0 131 1890.0 109 1740. 1737 1872 111 S.F. FLATHEAD RIVE HUNGRY HORSE RES IN, MT (1) JAN-JUL 2370.0 107 2790.0 125 1960.0 88 2224. 2357 2283 103 APR-SEP 2370.0 112 2790.0 131 1950.0 92 2124. 2175 2283 103 UPPER/MIDDLE COLUMBIA BASINS Jul-08 EarlyBird ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % FLATHEAD RIVER COLUMBIA FALLS, MT APR-SEP 6510.0 112 7240.0 124 5780.0 99 5825. 6002 5940 102 FLATHEAD LAKE INFLOW, MT (1) APR-SEP 7340.0 109 8510.0 127 6160.0 92 6713. 7002 6925 101 PRIEST RIVER PRIEST RIVER, ID (1) APR-JUL 925.0 114 1100.0 135 745.0 92 814. 997 1079 98 PEND OREILLE RIVER PEND OREILLE LAKE IN, ID (1) APR-SEP 15500.0 111 17500.0 126 13600.0 98 13910. 14260 15480 99 APR-JUL 14200.0 111 16100.0 126 12300.0 97 12740. 13520 15480 99 BOX CANYON BLO, WA (1) APR-SEP 15900.0 113 17900.0 127 14000.0 99 14090. 14500 15850 100 KETTLE RIVER LAURIER NR, WA APR-SEP 1670.0 85 1930.0 98 1410.0 72 1972. 2366 1509 78 COEUR D'ALENE RIVE ENAVILLE, ID (1) APR-SEP 1330.0 171 1420.0 183 1230.0 158 778. 871 1454 114 APR-JUL 1260.0 171 1360.0 184 1170.0 158 739. 841 1454 114 COEUR D'ALENE LAKE IN, ID APR-JUL 3800.0 149 4080.0 160 3520.0 138 2552. 2456 4686 108 SPOKANE RIVER SPOKANE, WA (1) APR-SEP 4280.0 156 4350.0 159 4220.0 154 2744. 2705 4884 111 ST JOE RIVER CALDER, ID APR-SEP 1610.0 134 1730.0 144 1500.0 124 1205. 1263 1630 105 APR-JUL 1520.0 134 1630.0 143 1410.0 124 1136. 1203 1630 105 OKANAGAN RIVER TONASKET NR, WA (1) APR-SEP 1660.0 94 2090.0 118 1220.0 69 1766. 1470 1584 88 SIMILKAMEEN RIVER NIGHTHAWK NR, WA (1) APR-JUL 1220.0 90 1520.0 113 915.0 68 1350. 1079 1269 90 APR-SEP 1310.0 90 1610.0 111 1010.0 70 1450. 1122 1269 90 METHOW RIVER PATEROS NR, WA (1) APR-SEP 965.0 98 1160.0 118 770.0 78 985. 1144 922 97 CHELAN RIVER LAKE CHELAN INFLOW, WA (1) APR-SEP 1150.0 97 1360.0 115 940.0 79 1185. 1345 1083 94 WENATCHEE RIVER PESHASTIN, WA APR-SEP 1540.0 94 2040.0 125 1030.0 63 1635. 1669 1546 84 YAKIMA AND MAINSTEM SNAKE BASINS Jul-08 EarlyBird ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % YAKIMA RIVER KEECHELUS LAKE IN, WA (1) APR-SEP 173.0 130 196.0 147 149.0 112 133. 137 214 94 CLE ELUM, WA APR-SEP 1090.0 121 1220.0 135 965.0 107 903. 906 1201 89 PARKER NR, WA APR-SEP 2370.0 124 2680.0 140 2070.0 108 1918. 2346 2832 94 KACHESS RIVER KACHESS LAKE INFLOW, WA (1) APR-SEP 150.0 125 168.0 140 132.0 110 120. 122 190 95 CLE ELUM RIVER CLE ELUM LAKE INFLOW, WA (1) APR-SEP 500.0 112 565.0 126 440.0 98 448. 475 540 93 NACHES RIVER NACHES NR, WA APR-SEP 990.0 118 1110.0 133 865.0 103 837. 1086 1100 98 BUMPING RIVER BUMPING LAKE INFLOW, WA (1) APR-SEP 156.0 116 185.0 138 128.0 96 134. 154 176 98 TIETON RIVER RIMROCK LAKE INFLOW, WA (1) APR-SEP 255.0 105 285.0 118 225.0 93 242. 244 270 87 AHTANUM CREEKS TAMPICO NR, WA APR-SEP 51.0 111 66.0 143 36.0 78 46. 0 SNAKE RIVER JACKSON LAKE INFLOW, WY (1) APR-JUL 895.0 110 1050.0 129 740.0 91 815. 812 942 107 APR-SEP 995.0 110 1150.0 127 835.0 92 904. 861 942 107 PALISADES RES INFLOW, ID (1) APR-JUL 3200.0 96 3630.0 109 2760.0 83 3331. 3267 3461 92 APR-SEP 3720.0 96 4160.0 107 3280.0 85 3875. 3672 3461 92 HEISE NR, ID APR-JUL 3450.0 97 3940.0 111 2960.0 83 3561. 3618 3787 92 APR-SEP 4030.0 97 4510.0 108 3540.0 85 4159. 4188 3787 92 SHELLEY NR, ID (1) APR-JUL 4370.0 99 4900.0 111 3840.0 87 4428. 4634 5140 95 APR-SEP 5250.0 99 5780.0 109 4730.0 89 5324. 5339 5140 95 BLACKFOOT NR, ID (1) APR-JUL 4550.0 99 5110.0 111 3990.0 87 4604. 0 AMER. FALLS RES IN, ID (1) APR-JUL 2680.0 83 3400.0 105 1960.0 60 3242. 2929 4369 79 MILNER, ID APR-JUL 215.0 18 455.0 37 145.0 12 1228. 996 219 8 KING HILL, ID (1) APR-JUL 1780.0 58 2530.0 83 1020.0 33 3045. 3030 3814 55 MURPHY NR, ID (1) APR-JUL 1710.0 55 2540.0 82 875.0 28 3092. 3104 3796 53 WEISER, ID (1) JAN-JUL 6160.0 63 7490.0 76 4830.0 49 9793. 12140 7259 61 APR-JUL 4120.0 71 5450.0 95 2800.0 49 5765. 8160 7259 61 APR-SEP 5540.0 77 6860.0 95 4210.0 59 7192. 9471 7259 61 BROWNLEE RES INFLOW APR-JUL 4550.0 72 6260.0 99 2830.0 45 6313. 8975 7945 61 APR-SEP 5610.0 72 7330.0 94 3890.0 50 7801. 10350 7945 61 HELLS CANYON, ID (1) APR-JUL 4930.0 76 6390.0 98 3460.0 53 6493. 9324 8410 64 APR-SEP 6380.0 80 7840.0 98 4920.0 62 7977. 10740 8410 64 LOWER GRANITE RES IN, WA (1) JAN-JUL 28000.0 93 31300.0 104 24700.0 82 30020. 32200 28290 86 FEB-SEP 29200.0 96 32500.0 107 25900.0 85 30370. 31790 28290 86 APR-JUL 23300.0 108 26600.0 123 20000.0 93 21550. 24440 28290 86 APR-SEP 25700.0 106 29000.0 120 22400.0 93 24140. 26590 28290 86 UPPER SNAKE BASINS Jul-08 EarlyBird ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % GREY'S RIVER PALISADES ABV, WY APR-SEP 380.0 96 425.0 108 330.0 84 394. 401 389 106 SALT RIVER ETNA NR, WY APR-JUL 310.0 91 370.0 108 250.0 73 342. 363 388 82 HENRYS FORK ASHTON NR, ID APR-JUL 530.0 93 605.0 106 460.0 81 571. 659 820 84 ST. ANTHONY, ID APR-JUL 690.0 94 805.0 110 585.0 80 734. 819 1075 87 REXBURG NR, ID APR-JUL 1370.0 88 1550.0 99 1200.0 77 1559. 1016 1507 68 FALLS RIVER SQUIRREL NR, ID (1) APR-JUL 300.0 78 360.0 93 245.0 63 386. 370 340 69 TETON RIVER ST. ANTHONY NR, ID APR-JUL 390.0 97 465.0 115 315.0 78 403. 464 455 94 BIG LOST RIVER MACKAY RESERVOIR INFLOW, ID APR-JUL 80.0 56 120.0 85 40.0 28 142. 229 112 62 WILLOW CREEK RIRIE RESERVOIR INFLOW APR-JUL 45.0 52 69.0 80 21.0 24 86. 94 52 49 PORTNEUF RIVER TOPAZ, ID APR-SEP 58.0 61 70.0 74 46.0 48 95. 120 75 60 GOOSE CREEK OAKLEY RES INFLOW, ID APR-JUL 22.0 76 28.0 97 16.5 57 29. 0 BIG WOOD RIVER HAILEY, ID (1) APR-JUL 184.0 72 255.0 100 111.0 43 256. 431 207 74 MAGIC RESERVOIR INFLOW, ID APR-JUL 176.0 60 225.0 77 125.0 43 291. 591 184 54 LITTLE WOOD RIVER CAREY NR, ID APR-JUL 49.0 56 66.0 76 32.0 37 87. 163 63 59 MIDDLE SNAKE BASINS Jul-08 EarlyBird ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % BRUNEAU RIVER HOT SPRING NR, ID APR-JUL 161.0 77 205.0 99 117.0 56 208. 276 179 68 OWYHEE RIVER OWYHEE RES INFLOW, OR MAR-JUL 455.0 74 520.0 85 390.0 64 613. 1050 531 66 OWYHEE RES OUTFLOW APR-JUL 28.0 13 32.0 15 25.0 12 217. 594 53 14 BOISE RIVER TWIN SPRINGS NR, ID (1) APR-JUL 655.0 103 755.0 119 555.0 87 636. 828 757 98 BOISE NR, ID (1) APR-JUL 1320.0 93 1540.0 109 1090.0 77 1414. 2060 1553 86 PARMA NR, ID APR-JUL 350.0 59 550.0 93 192.0 32 593. 1102 540 48 S.F. BOISE RIVER ANDERSON RNCH RES IN, ID (1) APR-JUL 440.0 81 545.0 101 340.0 63 542. 816 503 79 MALHEUR RIVER DREWSEY NR, OR MAR-JUL 86.0 78 91.0 83 82.0 75 110. 239 103 69 N.F. MALHEUR RIVER BEULAH RES INFLOW, OR (1) MAR-JUL 82.0 101 86.0 106 79.0 98 81. 155 96 92 PAYETTE RIVER HORSESHOE BEND NR, ID (1) APR-JUL 1740.0 108 2060.0 127 1420.0 88 1617. 2214 2085 100 EMMETT NR, ID APR-JUL 1400.0 112 1750.0 140 1060.0 85 1246. 1977 1715 93 DEADWOOD RIVER DEADWOOD RES INFLOW, ID (1) APR-JUL 147.0 110 171.0 128 123.0 92 134. 180 162 107 N.F. PAYETTE RIVER CASCADE RES INFLOW, ID (1) APR-JUL 555.0 112 645.0 130 465.0 94 495. 684 704 106 WEISER RIVER WEISER NR, ID (1) APR-JUL 485.0 124 595.0 152 380.0 97 391. 717 739 98 BURNT RIVER HEREFORD NR, OR MAR-JUL 60.0 118 63.0 124 57.0 112 51. 81 LOWER SNAKE AND CENTRAL OREGON BASINS Jul-08 EarlyBird ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % POWDER RIVER SUMPTER NR, OR MAR-JUL 80.0 114 89.0 127 71.0 101 70. 90 IMNAHA RIVER IMNAHA, OR MAR-JUL 335.0 111 380.0 126 295.0 98 301. 394 339 104 SALMON RIVER SALMON, ID (1) APR-JUL 780.0 91 1060.0 124 500.0 58 857. 1078 1026 91 WHITEBIRD, ID (1) JAN-JUL 7210.0 106 8140.0 120 6280.0 92 6805. 7274 7220 106 APR-JUL 6440.0 110 7370.0 126 5500.0 94 5851. 6441 7220 106 GRANDE RONDE RIVER LA GRANDE, OR MAR-JUL 345.0 139 365.0 147 325.0 131 249. 238 377 120 APR-JUL 300.0 163 320.0 174 280.0 152 184. 202 377 120 TROY, OR (1) MAR-JUL 2000.0 127 2390.0 151 1610.0 102 1578. 1573 2150 106 APR-JUL 1790.0 141 2180.0 171 1400.0 110 1274. 1369 2150 106 CLEARWATER RIVER OROFINO, ID (1) APR-JUL 5570.0 120 6580.0 142 4560.0 98 4645. 4316 5929 102 SPALDING, ID (1) JAN-JUL 10500.0 108 11900.0 123 9040.0 93 9683. 9175 10120 101 APR-JUL 9340.0 126 10800.0 145 7920.0 107 7435. 7274 10120 101 APR-SEP 9780.0 125 11200.0 143 8370.0 107 7849. 7550 10120 101 N.F. CLEARWATER RI DWORSHAK RES INFLOW, ID (1) JAN-JUL 3840.0 108 4260.0 120 3420.0 96 3547. 3507 3767 100 APR-JUL 3450.0 130 3860.0 146 3030.0 115 2644. 2676 3767 100 APR-SEP 3660.0 131 4080.0 146 3240.0 116 2803. 2786 3767 100 S.F. WALLA WALLA R MILTON NR, OR APR-JUL 90.0 170 98.0 185 82.0 155 53. 63 140 131 UMATILLA RIVER GIBBON NR, OR APR-JUL 127.0 174 137.0 188 117.0 160 73. 86 192 119 PENDLETON, OR APR-JUL 285.0 191 305.0 205 270.0 181 149. 178 448 121 M.F. JOHN DAY RIVE RITTER, OR (1) MAR-JUL 235.0 147 250.0 156 215.0 134 160. 0 APR-JUL 179.0 146 197.0 160 161.0 131 123. 0 N.F. JOHN DAY RIVE MONUMENT NR, OR APR-JUL 890.0 149 975.0 163 805.0 135 597. 745 1165 114 JOHN DAY RIVER SERVICE CREEK, OR (1) MAR-SEP 1400.0 121 1670.0 145 1130.0 98 1153. 1235 1533 102 APR-SEP 1190.0 138 1460.0 169 925.0 107 865. 1038 1533 102 DESCHUTES RIVER BENHAM FALLS, OR APR-SEP 545.0 103 570.0 108 520.0 98 528. 497 727 97 Jul-08 EarlyBird ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % CROOKED RIVER PRINEVILLE RES INFLOW, OR MAR-JUL 153.0 83 166.0 90 141.0 77 184. 316 184 68 OCHOCO CREEK OCHOCO RES INFLOW, OR MAR-JUL 32.0 89 36.0 100 28.0 78 36. 59 WESTSIDE AND SOUTHERN OREGON BASINS Jul-08 EarlyBird ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % SKAGIT RIVER CONCRETE NR, WA APR-SEP 6730.0 106 7860.0 123 5590.0 88 6365. 5621 8115 94 COWLITZ RIVER MAYFIELD RES INFLOW, WA JAN-JUL 3380.0 105 4160.0 129 2600.0 81 3217. 3453 3973 96 APR-JUL 2190.0 130 2970.0 176 1410.0 83 1689. 1642 3973 96 APR-SEP 2490.0 130 3270.0 170 1710.0 89 1922. 1817 3973 96 CASTLE ROCK, WA APR-SEP 3340.0 127 4420.0 167 2260.0 86 2639. 2380 6078 98 JAN-JUL 4960.0 105 6040.0 128 3880.0 82 4709. 5136 6078 98 LEWIS RIVER ARIEL, WA JAN-JUL 2410.0 103 2520.0 107 2300.0 98 2351. 2514 3093 94 MCKENZIE RIVER VIDA NR, OR APR-SEP 1650.0 137 1730.0 144 1560.0 130 1201. 1142 2975 112 S. SANTIAM RIVER WATERLOO, OR APR-SEP 915.0 156 1020.0 174 805.0 137 587. 540 2390 111 N. SANTIAM RIVER MEHAMA, OR APR-SEP 1430.0 171 1560.0 187 1300.0 156 834. 754 2775 118 WILLAMETTE RIVER SALEM, OR APR-SEP 6080.0 127 6670.0 139 5490.0 114 4804. 4373 17100 104 CLACKAMAS RIVER ESTACADA, OR APR-SEP 1190.0 159 1280.0 171 1110.0 148 748. 678 2084 110 N. UMPQUA RIVER LEMOLO LAKE INFLOW, OR (1) APR-SEP 136.0 90 157.0 104 115.0 76 151. 156 189 84 JAN-JUL 161.0 89 182.0 101 140.0 77 181. 195 189 84 ROGUE RIVER RAYGOLD, OR APR-SEP 1100.0 124 1170.0 132 1040.0 117 889. 895 2006 100 JAN-JUL 1720.0 109 1780.0 112 1660.0 105 1584. 1970 2006 100 CHEWAUCAN RIVER PAISLEY NR, OR MAR-JUL 56.0 63 78.0 88 33.0 37 89. 16 SILVIES RIVER BURNS NR, OR MAR-JUL 82.0 64 128.0 99 37.0 29 129. 196 APR-SEP 83.0 84 129.0 130 38.0 38 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 $$
| US Dept of Commerce National Oceanic and Atmospheric Administration National Weather Service Northwest River Forecast Center (NWRFC) 5241 NE 122nd Avenue Portland, Oregon 97230-1089 Telephone: 503-326-7401 Last Modified: November 24, 2009 | Disclaimer Information Quality Credits Glossary Search | Privacy Policy Freedom of Information Act About Us Career Opportunities |