 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 March 19, 2009 at 15:40 GMT Observed precipitation through the 16th Future precip assumed to be normal No snow included Observed runoff through February note: current month runoff based on OBSERVED + ESP to the end of MAR UPPER COLUMBIA BASINS Mar-09 Mid Month ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % COLUMBIA RIVER MICA RESERVOIR INFLOW, BC JAN-JUL 9030.0 94 10400.0 108 7700.0 80 9619. 9199 1897 93 FEB-JUL 8790.0 94 10100.0 108 7460.0 80 9372. 8909 1897 93 APR-SEP 11800.0 94 13100.0 105 10500.0 84 12500. 11570 1897 93 REVELSTOKE, BC JAN-JUL 13100.0 94 14300.0 103 12000.0 86 13880. 13420 2889 98 ARROW LAKES INFLOW JAN-JUL 19500.0 93 21600.0 103 17400.0 83 20960. 19230 4640 88 FEB-JUL 18900.0 93 20900.0 103 16800.0 83 20230. 18670 4640 88 APR-SEP 23600.0 94 25700.0 102 21600.0 86 25110. 22910 4640 88 BIRCHBANK, BC (1) JAN-JUL 35000.0 90 40200.0 103 29700.0 76 38930. 36130 8235 89 APR-SEP 39600.0 91 44900.0 103 34400.0 79 43500. 40800 8235 89 GRAND COULEE, WA (1) JAN-JUL 55600.0 88 64200.0 102 47100.0 75 62900. 59650 14030 81 APR-SEP 58100.0 91 66700.0 104 49600.0 78 63990. 62860 14030 81 ROCK ISLAND DAM BLO, WA (1) JAN-JUL 60600.0 88 70100.0 102 51200.0 74 68910. 64110 15460 82 APR-SEP 62700.0 90 72100.0 104 53300.0 77 69540. 67150 15460 82 THE DALLES NR, OR (1) JAN-JUL 87700.0 82 101000.0 94 74100.0 69 107300. 99210 31780 81 APR-AUG 77500.0 83 91100.0 98 63900.0 69 93090. 93200 31780 81 APR-SEP 82100.0 83 95600.0 97 68500.0 69 98650. 97910 31780 81 KOOTENAI RIVER LIBBY RES INFLOW, MT (1) JAN-JUL 5390.0 85 6690.0 106 4090.0 65 6306. 5516 1181 76 APR-AUG 5440.0 87 6740.0 108 4140.0 66 6248. 5539 1181 76 APR-SEP 5770.0 87 7070.0 107 4470.0 67 6638. 5887 1181 76 LEONIA, ID (1) APR-JUL 6070.0 86 7650.0 109 4490.0 64 7041. 6568 1465 68 APR-SEP 7000.0 86 8580.0 106 5420.0 67 8125. 7516 1465 68 BONNERS FERRY, ID APR-JUL 6580.0 86 8130.0 107 5040.0 66 7619. 7099 1547 66 KOOTENAY RIVER KOOTENAY LAKE INFLOW, BC JAN-JUL 13500.0 84 16000.0 100 11100.0 69 16010. 14250 2902 74 APR-SEP 14200.0 86 17100.0 104 11500.0 70 16450. 15060 2902 74 DUNCAN RIVER DUNCAN RESERVOIR INFLOW, BC JAN-JUL 1700.0 94 2080.0 116 1330.0 74 1800. 1691 394 104 FEB-JUL 1650.0 95 2020.0 116 1270.0 73 1746. 1638 394 104 APR-SEP 2110.0 95 2480.0 111 1730.0 78 2227. 2111 394 104 CLARK FORK BLACKFOOT RIVER ABV, MT APR-SEP 670.0 95 1000.0 142 340.0 48 704. 852 395 115 MISSOULA ABV, MT APR-SEP 1520.0 95 1980.0 124 1060.0 66 1595. 1798 678 116 MISSOULA BLO, MT APR-SEP 2800.0 95 3500.0 118 2100.0 71 2962. 3420 1106 114 ST. REGIS, MT (1) APR-SEP 3640.0 93 4710.0 121 2570.0 66 3907. 4509 1470 111 PLAINS NR, MT (1) APR-SEP 9970.0 90 12300.0 111 7690.0 70 11060. 12090 2774 89 WHITEHORSE RAPIDS, ID (1) APR-SEP 11300.0 91 13900.0 112 8630.0 69 12460. 13630 2996 80 BLACKFOOT RIVER BONNER NR, MT APR-SEP 865.0 97 1150.0 129 580.0 65 892. 946 282 118 BITTERROOT RIVER AT MOUTH, MT APR-SEP 1280.0 94 1560.0 114 990.0 73 1364. 1597 461 118 Mar-09 Mid Month ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % N.F. FLATHEAD RIVE COLUMBIA FALLS NR, MT APR-SEP 1520.0 84 1870.0 104 1160.0 64 1801. 1865 216 60 M.F. FLATHEAD RIVE WEST GLACIER NR, MT APR-SEP 1540.0 89 1830.0 105 1250.0 72 1740. 2103 219 63 S.F. FLATHEAD RIVE HUNGRY HORSE RES IN, MT (1) JAN-JUL 2050.0 92 2490.0 112 1610.0 72 2224. 2506 401 87 APR-SEP 2000.0 94 2440.0 115 1560.0 73 2124. 2530 401 87 UPPER/MIDDLE COLUMBIA BASINS Mar-09 Mid Month ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % FLATHEAD RIVER COLUMBIA FALLS, MT APR-SEP 5180.0 89 6450.0 111 3910.0 67 5825. 6676 854 70 FLATHEAD LAKE INFLOW, MT (1) APR-SEP 6000.0 89 7380.0 110 4620.0 69 6713. 7562 1393 90 PRIEST RIVER PRIEST RIVER, ID (1) APR-JUL 730.0 90 950.0 117 510.0 63 814. 849 208 58 PEND OREILLE RIVER PEND OREILLE LAKE IN, ID (1) APR-SEP 12300.0 88 15200.0 109 9390.0 68 13910. 15810 3859 84 APR-JUL 11200.0 88 14100.0 111 8320.0 65 12740. 14580 3859 84 BOX CANYON BLO, WA (1) APR-SEP 12600.0 89 15500.0 110 9630.0 68 14090. 16110 3991 83 KETTLE RIVER LAURIER NR, WA APR-SEP 1750.0 89 2120.0 108 1380.0 70 1972. 1517 173 63 COEUR D'ALENE RIVE ENAVILLE, ID (1) APR-SEP 690.0 89 885.0 114 495.0 64 778. 1302 372 64 APR-JUL 655.0 89 850.0 115 460.0 62 739. 1258 372 64 COEUR D'ALENE LAKE IN, ID APR-JUL 2210.0 87 2840.0 111 1580.0 62 2552. 3826 1481 76 SPOKANE RIVER SPOKANE, WA (1) APR-SEP 2430.0 89 2510.0 91 2350.0 86 2744. 4128 1513 76 ST JOE RIVER CALDER, ID APR-SEP 1040.0 86 1270.0 105 805.0 67 1205. 1656 499 97 APR-JUL 975.0 86 1210.0 107 745.0 66 1136. 1571 499 97 OKANAGAN RIVER TONASKET NR, WA (1) APR-SEP 1070.0 61 1630.0 92 505.0 29 1766. 1542 361 74 SIMILKAMEEN RIVER NIGHTHAWK NR, WA (1) APR-JUL 840.0 62 1210.0 90 475.0 35 1350. 1189 238 88 APR-SEP 905.0 62 1270.0 88 540.0 37 1450. 1259 238 88 METHOW RIVER PATEROS NR, WA (1) APR-SEP 650.0 66 895.0 91 405.0 41 985. 926 188 105 CHELAN RIVER LAKE CHELAN INFLOW, WA (1) APR-SEP 850.0 72 1030.0 87 675.0 57 1185. 1157 349 106 WENATCHEE RIVER PESHASTIN, WA APR-SEP 1260.0 77 1790.0 109 725.0 44 1635. 1521 679 107 YAKIMA AND MAINSTEM SNAKE BASINS Mar-09 Mid Month ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % YAKIMA RIVER KEECHELUS LAKE IN, WA (1) APR-SEP 104.0 78 130.0 98 78.0 59 133. 174 111 92 CLE ELUM, WA APR-SEP 700.0 78 805.0 89 600.0 66 903. 1013 691 109 PARKER NR, WA APR-SEP 1580.0 82 1800.0 94 1360.0 71 1918. 2325 1470 98 KACHESS RIVER KACHESS LAKE INFLOW, WA (1) APR-SEP 95.0 79 114.0 95 75.0 63 120. 150 97 95 CLE ELUM RIVER CLE ELUM LAKE INFLOW, WA (1) APR-SEP 355.0 79 410.0 92 300.0 67 448. 479 255 107 NACHES RIVER NACHES NR, WA APR-SEP 660.0 79 755.0 90 565.0 68 837. 991 492 104 BUMPING RIVER BUMPING LAKE INFLOW, WA (1) APR-SEP 113.0 84 130.0 97 95.0 71 134. 155 67 88 TIETON RIVER RIMROCK LAKE INFLOW, WA (1) APR-SEP 197.0 81 230.0 95 165.0 68 242. 247 130 90 AHTANUM CREEKS TAMPICO NR, WA APR-SEP 38.0 83 55.0 120 21.0 46 46. 0 SNAKE RIVER JACKSON LAKE INFLOW, WY (1) APR-JUL 715.0 88 855.0 105 575.0 71 815. 894 170 82 APR-SEP 795.0 88 935.0 103 655.0 72 904. 970 170 82 PALISADES RES INFLOW, ID (1) APR-JUL 2940.0 88 3480.0 104 2390.0 72 3331. 3352 1006 92 APR-SEP 3420.0 88 3960.0 102 2880.0 74 3875. 3850 1006 92 HEISE NR, ID APR-JUL 3140.0 88 3750.0 105 2530.0 71 3561. 3644 1219 96 APR-SEP 3670.0 88 4280.0 103 3060.0 74 4159. 4282 1219 96 SHELLEY NR, ID (1) APR-JUL 4010.0 91 4740.0 107 3280.0 74 4428. 4541 1823 98 APR-SEP 4820.0 91 5550.0 104 4090.0 77 5324. 5320 1823 98 BLACKFOOT NR, ID (1) APR-JUL 4040.0 88 4800.0 104 3280.0 71 4604. 0 AMER. FALLS RES IN, ID (1) APR-JUL 2470.0 76 3540.0 109 1410.0 43 3242. 2731 2157 83 MILNER, ID APR-JUL 275.0 22 1110.0 90 176.0 14 1228. 160 238 15 KING HILL, ID (1) APR-JUL 1730.0 57 2680.0 88 770.0 25 3045. 1765 2468 57 MURPHY NR, ID (1) APR-JUL 1880.0 61 2880.0 93 885.0 29 3092. 1549 2714 60 WEISER, ID (1) JAN-JUL 5270.0 54 7010.0 72 3520.0 36 9793. 5966 3828 55 APR-JUL 3320.0 58 5070.0 88 1570.0 27 5765. 3926 3828 55 APR-SEP 4720.0 66 6460.0 90 2970.0 41 7192. 5218 3828 55 BROWNLEE RES INFLOW APR-JUL 3670.0 58 5830.0 92 1510.0 24 6313. 4367 4359 58 APR-SEP 5070.0 65 7230.0 93 2910.0 37 7801. 5699 4359 58 HELLS CANYON, ID (1) APR-JUL 3730.0 57 5670.0 87 1780.0 27 6493. 4738 4426 59 APR-SEP 5140.0 64 7080.0 89 3200.0 40 7977. 6060 4426 59 LOWER GRANITE RES IN, WA (1) JAN-JUL 23200.0 77 28100.0 94 18300.0 61 30020. 27520 10340 75 FEB-SEP 23300.0 77 28200.0 93 18300.0 60 30370. 28890 10340 75 APR-JUL 17100.0 79 22000.0 102 12200.0 57 21550. 22830 10340 75 APR-SEP 19100.0 79 24000.0 99 14200.0 59 24140. 25390 10340 75 UPPER SNAKE BASINS Mar-09 Mid Month ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % GREY'S RIVER PALISADES ABV, WY APR-SEP 365.0 93 435.0 110 295.0 75 394. 389 89 97 SALT RIVER ETNA NR, WY APR-JUL 300.0 88 400.0 117 199.0 58 342. 311 181 96 HENRYS FORK ASHTON NR, ID APR-JUL 480.0 84 600.0 105 360.0 63 571. 518 437 86 ST. ANTHONY, ID APR-JUL 545.0 74 760.0 104 330.0 45 734. 703 543 91 REXBURG NR, ID APR-JUL 1220.0 78 1560.0 100 880.0 56 1559. 905 688 71 FALLS RIVER SQUIRREL NR, ID (1) APR-JUL 315.0 82 380.0 98 250.0 65 386. 308 98 57 TETON RIVER ST. ANTHONY NR, ID APR-JUL 310.0 77 425.0 105 190.0 47 403. 445 160 92 BIG LOST RIVER MACKAY RESERVOIR INFLOW, ID APR-JUL 112.0 79 169.0 119 54.0 38 142. 80 50 68 WILLOW CREEK RIRIE RESERVOIR INFLOW APR-JUL 74.0 86 105.0 122 43.0 50 86. 41 14 59 PORTNEUF RIVER TOPAZ, ID APR-SEP 69.0 73 90.0 95 48.0 51 95. 61 44 71 GOOSE CREEK OAKLEY RES INFLOW, ID APR-JUL 19.9 69 34.0 117 6.3 22 29. 0 BIG WOOD RIVER HAILEY, ID (1) APR-JUL 180.0 70 265.0 104 94.0 37 256. 185 60 87 MAGIC RESERVOIR INFLOW, ID APR-JUL 174.0 60 290.0 100 57.0 20 291. 172 31 38 LITTLE WOOD RIVER CAREY NR, ID APR-JUL 61.0 70 91.0 105 31.0 36 87. 50 21 71 MIDDLE SNAKE BASINS Mar-09 Mid Month ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % BRUNEAU RIVER HOT SPRING NR, ID APR-JUL 196.0 94 295.0 142 96.0 46 208. 155 42 57 OWYHEE RIVER OWYHEE RES INFLOW, OR MAR-JUL 475.0 77 680.0 111 265.0 43 613. 452 188 44 OWYHEE RES OUTFLOW APR-JUL 25.0 12 190.0 88 5.8 3 217. 53 16 9 BOISE RIVER TWIN SPRINGS NR, ID (1) APR-JUL 505.0 79 625.0 98 390.0 61 636. 655 171 80 BOISE NR, ID (1) APR-JUL 1070.0 76 1370.0 97 775.0 55 1414. 1290 389 71 PARMA NR, ID APR-JUL 205.0 35 470.0 79 110.0 19 593. 319 296 50 S.F. BOISE RIVER ANDERSON RNCH RES IN, ID (1) APR-JUL 400.0 74 505.0 93 295.0 54 542. 442 122 81 MALHEUR RIVER DREWSEY NR, OR MAR-JUL 56.0 51 90.0 82 21.0 19 110. 85 42 53 N.F. MALHEUR RIVER BEULAH RES INFLOW, OR (1) MAR-JUL 45.0 56 62.0 77 29.0 36 81. 80 28 57 PAYETTE RIVER HORSESHOE BEND NR, ID (1) APR-JUL 1180.0 73 1550.0 96 810.0 50 1617. 1701 491 75 EMMETT NR, ID APR-JUL 865.0 69 1270.0 102 465.0 37 1246. 1394 481 64 DEADWOOD RIVER DEADWOOD RES INFLOW, ID (1) APR-JUL 99.0 74 124.0 93 74.0 55 134. 141 19 57 N.F. PAYETTE RIVER CASCADE RES INFLOW, ID (1) APR-JUL 370.0 75 485.0 98 250.0 51 495. 525 154 73 WEISER RIVER WEISER NR, ID (1) APR-JUL 265.0 68 440.0 113 92.0 24 391. 479 190 49 BURNT RIVER HEREFORD NR, OR MAR-JUL 34.0 67 48.0 94 19.4 38 51. 57 20 63 LOWER SNAKE AND CENTRAL OREGON BASINS Mar-09 Mid Month ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % POWDER RIVER SUMPTER NR, OR MAR-JUL 51.0 73 66.0 94 37.0 53 70. 80 IMNAHA RIVER IMNAHA, OR MAR-JUL 235.0 78 310.0 103 158.0 52 301. 337 81 85 SALMON RIVER SALMON, ID (1) APR-JUL 690.0 81 1000.0 117 380.0 44 857. 806 411 92 WHITEBIRD, ID (1) JAN-JUL 5950.0 87 7340.0 108 4560.0 67 6805. 7310 1645 88 APR-JUL 5130.0 88 6520.0 111 3740.0 64 5851. 6560 1645 88 GRANDE RONDE RIVER LA GRANDE, OR MAR-JUL 198.0 80 260.0 104 137.0 55 249. 347 106 77 APR-JUL 151.0 82 210.0 114 90.0 49 184. 301 106 77 TROY, OR (1) MAR-JUL 1330.0 84 1730.0 110 920.0 58 1578. 1971 721 81 APR-JUL 1070.0 84 1480.0 116 665.0 52 1274. 1761 721 81 CLEARWATER RIVER OROFINO, ID (1) APR-JUL 4340.0 93 5610.0 121 3070.0 66 4645. 5729 1792 109 SPALDING, ID (1) JAN-JUL 8830.0 91 10600.0 109 7050.0 73 9683. 10500 3288 99 APR-JUL 6660.0 90 8440.0 114 4880.0 66 7435. 9382 3288 99 APR-SEP 7040.0 90 8820.0 112 5260.0 67 7849. 9851 3288 99 N.F. CLEARWATER RI DWORSHAK RES INFLOW, ID (1) JAN-JUL 3090.0 87 3710.0 105 2470.0 70 3547. 3823 1241 92 APR-JUL 2290.0 87 2910.0 110 1670.0 63 2644. 3434 1241 92 APR-SEP 2430.0 87 3050.0 109 1810.0 65 2803. 3659 1241 92 S.F. WALLA WALLA R MILTON NR, OR APR-JUL 53.0 100 65.0 123 41.0 77 53. 92 60 97 UMATILLA RIVER GIBBON NR, OR APR-JUL 78.0 107 104.0 142 52.0 71 73. 127 82 89 PENDLETON, OR APR-JUL 160.0 107 225.0 151 94.0 63 149. 285 191 84 M.F. JOHN DAY RIVE RITTER, OR (1) MAR-JUL 126.0 79 171.0 107 82.0 51 160. 0 APR-JUL 97.0 79 142.0 115 53.0 43 123. 0 N.F. JOHN DAY RIVE MONUMENT NR, OR APR-JUL 470.0 79 680.0 114 260.0 44 597. 883 257 57 JOHN DAY RIVER SERVICE CREEK, OR (1) MAR-SEP 870.0 75 1220.0 106 520.0 45 1153. 1362 370 52 APR-SEP 705.0 82 1050.0 121 360.0 42 865. 1152 370 52 DESCHUTES RIVER BENHAM FALLS, OR APR-SEP 485.0 92 520.0 98 450.0 85 528. 504 535 110 Mar-09 Mid Month ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % CROOKED RIVER PRINEVILLE RES INFLOW, OR MAR-JUL 141.0 77 200.0 109 83.0 45 184. 143 48 30 OCHOCO CREEK OCHOCO RES INFLOW, OR MAR-JUL 27.0 75 42.0 117 12.3 34 36. 33 WESTSIDE AND SOUTHERN OREGON BASINS Mar-09 Mid Month ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % SKAGIT RIVER CONCRETE NR, WA APR-SEP 5000.0 79 6240.0 98 3750.0 59 6365. 6790 3759 80 COWLITZ RIVER MAYFIELD RES INFLOW, WA JAN-JUL 3070.0 95 3940.0 122 2200.0 68 3217. 3468 2408 88 APR-JUL 1580.0 94 2450.0 145 710.0 42 1689. 2328 2408 88 APR-SEP 1800.0 94 2670.0 139 935.0 49 1922. 2615 2408 88 CASTLE ROCK, WA APR-SEP 2530.0 96 3730.0 141 1330.0 50 2639. 3330 3540 83 JAN-JUL 4510.0 96 5710.0 121 3310.0 70 4709. 4998 3540 83 LEWIS RIVER ARIEL, WA JAN-JUL 2130.0 91 2500.0 106 1760.0 75 2351. 2397 1684 71 MCKENZIE RIVER VIDA NR, OR APR-SEP 1110.0 92 1370.0 114 855.0 71 1201. 1674 1610 88 S. SANTIAM RIVER WATERLOO, OR APR-SEP 565.0 96 815.0 139 315.0 54 587. 895 1318 80 N. SANTIAM RIVER MEHAMA, OR APR-SEP 760.0 91 995.0 119 520.0 62 834. 1413 1456 86 WILLAMETTE RIVER SALEM, OR APR-SEP 4300.0 90 5840.0 122 2760.0 57 4804. 6084 8816 70 CLACKAMAS RIVER ESTACADA, OR APR-SEP 745.0 100 905.0 121 585.0 78 748. 1174 1022 77 N. UMPQUA RIVER LEMOLO LAKE INFLOW, OR (1) APR-SEP 143.0 95 181.0 120 106.0 70 151. 164 119 87 JAN-JUL 162.0 90 199.0 110 125.0 69 181. 180 119 87 ROGUE RIVER RAYGOLD, OR APR-SEP 790.0 89 915.0 103 660.0 74 889. 1076 929 68 JAN-JUL 1240.0 78 1360.0 86 1110.0 70 1584. 1697 929 68 CHEWAUCAN RIVER PAISLEY NR, OR MAR-JUL 65.0 73 101.0 113 29.0 33 89. 16 SILVIES RIVER BURNS NR, OR MAR-JUL 96.0 74 160.0 124 33.0 26 129. 79 31 52 APR-SEP 78.0 79 141.0 142 13.8 14 99. 82 31 52 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 |