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Hydrograph River at a Glance Download
Willamette River at Portland Stage (ft)Observed: 6.5 ft at 6:58PM Nov 22, 2014Observed: 6.4 ft at 7:28PM Nov 22, 2014Observed: 6.3 ft at 7:43PM Nov 22, 2014Observed: 6.2 ft at 7:58PM Nov 22, 2014Observed: 6 ft at 8:43PM Nov 22, 2014Observed: 5.9 ft at 8:58PM Nov 22, 2014Observed: 5.8 ft at 9:13PM Nov 22, 2014Observed: 5.8 ft at 9:28PM Nov 22, 2014Observed: 5.7 ft at 9:43PM Nov 22, 2014Observed: 5.6 ft at 9:58PM Nov 22, 2014Observed: 5.5 ft at 10:13PM Nov 22, 2014Observed: 5.4 ft at 10:28PM Nov 22, 2014Observed: 5.3 ft at 10:43PM Nov 22, 2014Observed: 5.2 ft at 11:13PM Nov 22, 2014Observed: 5.1 ft at 11:28PM Nov 22, 2014Observed: 5 ft at 11:43PM Nov 22, 2014Observed: 4.8 ft at 12:13AM Nov 23, 2014Observed: 4.7 ft at 12:28AM Nov 23, 2014Observed: 4.6 ft at 12:58AM Nov 23, 2014Observed: 4.5 ft at 1:13AM Nov 23, 2014Observed: 4.4 ft at 1:28AM Nov 23, 2014Observed: 4.4 ft at 1:43AM Nov 23, 2014Observed: 4.3 ft at 1:58AM Nov 23, 2014Observed: 4.3 ft at 2:13AM Nov 23, 2014Observed: 4.2 ft at 2:28AM Nov 23, 2014Observed: 4.2 ft at 2:43AM Nov 23, 2014Observed: 4.28 ft at 2:58AM Nov 23, 2014Observed: 4.3 ft at 3:28AM Nov 23, 2014Observed: 4.5 ft at 3:58AM Nov 23, 2014Observed: 5.2 ft at 4:43AM Nov 23, 2014Observed: 5.3 ft at 4:58AM Nov 23, 2014Observed: 5.5 ft at 5:13AM Nov 23, 2014Observed: 5.7 ft at 5:28AM Nov 23, 2014Observed: 5.8 ft at 5:43AM Nov 23, 2014Observed: 5.9 ft at 5:58AM Nov 23, 2014Observed: 6 ft at 6:13AM Nov 23, 2014Observed: 5.78 ft at 6:28AM Nov 23, 2014Observed: 5.7 ft at 6:58AM Nov 23, 2014Observed: 5.4 ft at 7:43AM Nov 23, 2014Observed: 5.4 ft at 7:58AM Nov 23, 2014Observed: 5.3 ft at 8:13AM Nov 23, 2014Observed: 5.2 ft at 8:28AM Nov 23, 2014Observed: 5.2 ft at 8:43AM Nov 23, 2014Observed: 5 ft at 9:28AM Nov 23, 2014Observed: 4.6 ft at 10:58AM Nov 23, 2014Observed: 4.3 ft at 12:13PM Nov 23, 2014Observed: 4.3 ft at 12:28PM Nov 23, 2014Observed: 4.2 ft at 12:43PM Nov 23, 2014Observed: 4.2 ft at 12:58PM Nov 23, 2014Observed: 4.2 ft at 1:28PM Nov 23, 2014Observed: 4.3 ft at 1:58PM Nov 23, 2014Observed: 4.5 ft at 2:13PM Nov 23, 2014Observed: 4.6 ft at 2:28PM Nov 23, 2014Observed: 4.9 ft at 2:43PM Nov 23, 2014Observed: 5.2 ft at 2:58PM Nov 23, 2014Observed: 5.5 ft at 3:13PM Nov 23, 2014Observed: 5.9 ft at 3:28PM Nov 23, 2014Observed: 6.7 ft at 4:13PM Nov 23, 2014Observed: 6.9 ft at 4:28PM Nov 23, 2014Observed: 7.2 ft at 4:58PM Nov 23, 2014Observed: 7.2 ft at 5:13PM Nov 23, 2014Observed: 7.2 ft at 5:28PM Nov 23, 2014Observed: 6.7 ft at 6:43PM Nov 23, 2014Observed: 5.6 ft at 9:58PM Nov 23, 2014Observed: 5.4 ft at 10:43PM Nov 23, 2014Observed: 5.3 ft at 10:58PM Nov 23, 2014Observed: 5.2 ft at 11:13PM Nov 23, 2014Observed: 5 ft at 11:58PM Nov 23, 2014Observed: 4.9 ft at 12:43AM Nov 24, 2014Observed: 4.7 ft at 12:58AM Nov 24, 2014Observed: 4.7 ft at 1:13AM Nov 24, 2014Observed: 4.2 ft at 2:58AM Nov 24, 2014Observed: 4.2 ft at 3:28AM Nov 24, 2014Observed: 4.2 ft at 3:58AM Nov 24, 2014Observed: 4.3 ft at 4:13AM Nov 24, 2014Observed: 4.4 ft at 4:28AM Nov 24, 2014Observed: 4.7 ft at 4:58AM Nov 24, 2014Observed: 4.8 ft at 5:13AM Nov 24, 2014Observed: 5.1 ft at 5:28AM Nov 24, 2014Observed: 5.3 ft at 5:43AM Nov 24, 2014Observed: 5.6 ft at 6:13AM Nov 24, 2014Observed: 5.8 ft at 6:43AM Nov 24, 2014Observed: 5.8 ft at 6:58AM Nov 24, 2014Observed: 6.2 ft at 7:13AM Nov 24, 2014Observed: 5.8 ft at 7:28AM Nov 24, 2014Observed: 5.7 ft at 7:43AM Nov 24, 2014Observed: 5.6 ft at 7:58AM Nov 24, 2014Observed: 5.6 ft at 8:13AM Nov 24, 2014Observed: 5.4 ft at 8:43AM Nov 24, 2014Observed: 5.3 ft at 9:13AM Nov 24, 2014Observed: 5.2 ft at 9:43AM Nov 24, 2014Observed: 5.2 ft at 9:58AM Nov 24, 2014Observed: 5.2 ft at 10:13AM Nov 24, 2014Observed: 5 ft at 10:43AM Nov 24, 2014Observed: 4.7 ft at 11:58AM Nov 24, 2014Observed: 4.5 ft at 12:43PM Nov 24, 2014Observed: 4.3 ft at 1:58PM Nov 24, 2014Observed: 4.3 ft at 2:13PM Nov 24, 2014Observed: 4.3 ft at 2:28PM Nov 24, 2014Observed: 4.4 ft at 2:43PM Nov 24, 2014Observed: 4.5 ft at 2:58PM Nov 24, 2014Observed: 4.6 ft at 3:13PM Nov 24, 2014Observed: 4.8 ft at 3:28PM Nov 24, 2014Observed: 5 ft at 3:43PM Nov 24, 2014Observed: 5.5 ft at 4:13PM Nov 24, 2014Observed: 5.8 ft at 4:28PM Nov 24, 2014Observed: 6.1 ft at 4:43PM Nov 24, 2014Observed: 6.3 ft at 4:58PM Nov 24, 2014Observed: 6.8 ft at 5:28PM Nov 24, 2014Observed: 6.9 ft at 5:43PM Nov 24, 2014Observed: 7 ft at 5:58PM Nov 24, 2014Observed: 7.1 ft at 6:28PM Nov 24, 2014Observed: 7 ft at 6:43PM Nov 24, 2014Observed: 6.8 ft at 7:13PM Nov 24, 2014Observed: 6.6 ft at 7:28PM Nov 24, 2014Observed: 6.4 ft at 7:43PM Nov 24, 2014Observed: 6.2 ft at 8:28PM Nov 24, 2014Observed: 5.9 ft at 9:43PM Nov 24, 2014Observed: 5.8 ft at 9:58PM Nov 24, 2014Observed: 5.7 ft at 10:13PM Nov 24, 2014Observed: 5.6 ft at 10:28PM Nov 24, 2014Observed: 5.4 ft at 10:58PM Nov 24, 2014Observed: 5.2 ft at 11:43PM Nov 24, 2014Observed: 5.1 ft at 11:58PM Nov 24, 2014Observed: 5.1 ft at 12:13AM Nov 25, 2014Observed: 5 ft at 12:28AM Nov 25, 2014Observed: 4.9 ft at 12:43AM Nov 25, 2014Observed: 4.9 ft at 12:58AM Nov 25, 2014Observed: 4.8 ft at 1:13AM Nov 25, 2014Observed: 4.6 ft at 1:43AM Nov 25, 2014Observed: 4.6 ft at 1:58AM Nov 25, 2014Observed: 4.4 ft at 2:28AM Nov 25, 2014Observed: 4.2 ft at 3:13AM Nov 25, 2014Observed: 4.1 ft at 4:28AM Nov 25, 2014Observed: 4.1 ft at 4:43AM Nov 25, 2014Observed: 4.2 ft at 4:58AM Nov 25, 2014Observed: 4.5 ft at 5:28AM Nov 25, 2014Observed: 4.7 ft at 5:43AM Nov 25, 2014Observed: 4.9 ft at 5:58AM Nov 25, 2014Observed: 6 ft at 8:13AM Nov 25, 2014Observed: 5 ft at 12:58PM Nov 25, 2014Observed: 4.5 ft at 2:43PM Nov 25, 2014Observed: 4.5 ft at 2:58PM Nov 25, 2014Observed: 4.6 ft at 3:28PM Nov 25, 2014Observed: 4.7 ft at 3:43PM Nov 25, 2014Observed: 4.8 ft at 3:58PM Nov 25, 2014Observed: 5 ft at 4:13PM Nov 25, 2014Observed: 5.2 ft at 4:28PM Nov 25, 2014Observed: 5.5 ft at 4:43PM Nov 25, 2014Observed: 5.7 ft at 4:58PM Nov 25, 2014Observed: 6 ft at 5:13PM Nov 25, 2014Observed: 6.3 ft at 5:28PM Nov 25, 2014Observed: 6.8 ft at 5:58PM Nov 25, 2014Observed: 7 ft at 6:13PM Nov 25, 2014Observed: 7.1 ft at 6:28PM Nov 25, 2014Observed: 7.2 ft at 7:13PM Nov 25, 2014Observed: 7 ft at 7:43PM Nov 25, 2014Observed: 6.8 ft at 7:58PM Nov 25, 2014Observed: 6.7 ft at 8:13PM Nov 25, 2014Observed: 6.5 ft at 8:43PM Nov 25, 2014Observed: 6.4 ft at 8:58PM Nov 25, 2014Observed: 6.2 ft at 9:58PM Nov 25, 2014Observed: 6.2 ft at 10:13PM Nov 25, 2014Observed: 6.1 ft at 10:28PM Nov 25, 2014Observed: 5.9 ft at 11:28PM Nov 25, 2014Observed: 5.7 ft at 12:13AM Nov 26, 2014Observed: 6 ft at 12:58AM Nov 26, 2014Observed: 5.5 ft at 1:28AM Nov 26, 2014Observed: 5.4 ft at 1:58AM Nov 26, 2014Observed: 5.3 ft at 2:28AM Nov 26, 2014Observed: 5.1 ft at 3:58AM Nov 26, 2014Observed: 5 ft at 4:13AM Nov 26, 2014Observed: 5 ft at 4:43AM Nov 26, 2014Observed: 5 ft at 4:58AM Nov 26, 2014Observed: 5.1 ft at 5:28AM Nov 26, 2014Observed: 5.9 ft at 5:43AM Nov 26, 2014Observed: 5.5 ft at 6:28AM Nov 26, 2014Observed: 6.2 ft at 7:28AM Nov 26, 2014Observed: 6.5 ft at 8:43AM Nov 26, 2014Observed: 6.4 ft at 8:58AM Nov 26, 2014Observed: 6.4 ft at 9:13AM Nov 26, 2014Observed: 6.3 ft at 9:43AM Nov 26, 2014Observed: 6.1 ft at 10:28AM Nov 26, 2014Observed: 6 ft at 10:43AM Nov 26, 2014Observed: 6 ft at 11:13AM Nov 26, 2014Observed: 5.9 ft at 11:28AM Nov 26, 2014Observed: 5.8 ft at 11:43AM Nov 26, 2014Observed: 5.7 ft at 12:13PM Nov 26, 2014Observed: 5.6 ft at 12:28PM Nov 26, 2014Observed: 5.5 ft at 1:13PM Nov 26, 2014Highest Observation: 11.8 ft at 1:28PM Nov 26, 2014Observed: 5.3 ft at 1:43PM Nov 26, 2014Observed: 5.3 ft at 1:58PM Nov 26, 2014Observed: 5.2 ft at 2:13PM Nov 26, 2014Observed: 5.2 ft at 2:28PM Nov 26, 2014Observed: 5.1 ft at 2:43PM Nov 26, 2014Observed: 5.1 ft at 2:58PM Nov 26, 2014Observed: 5 ft at 3:43PM Nov 26, 2014Observed: 4.9 ft at 3:58PM Nov 26, 2014Observed: 5 ft at 4:28PM Nov 26, 2014Observed: 5 ft at 4:43PM Nov 26, 2014Observed: 5.1 ft at 4:58PM Nov 26, 2014Observed: 5.2 ft at 5:13PM Nov 26, 2014Observed: 5.6 ft at 5:43PM Nov 26, 2014Observed: 5.2 ft at 5:58PM Nov 26, 2014Observed: 6 ft at 6:13PM Nov 26, 2014Observed: 6.3 ft at 6:43PM Nov 26, 2014Observed: 6.6 ft at 7:13PM Nov 26, 2014Observed: 6.7 ft at 7:43PM Nov 26, 2014Observed: 6.7 ft at 7:58PM Nov 26, 2014Observed: 6.5 ft at 8:43PM Nov 26, 2014Observed: 6.4 ft at 8:58PM Nov 26, 2014Observed: 6.4 ft at 9:13PM Nov 26, 2014Observed: 5.5 ft at 9:28PM Nov 26, 2014Observed: 6.2 ft at 9:43PM Nov 26, 2014Observed: 6.2 ft at 9:58PM Nov 26, 2014Observed: 6.1 ft at 10:28PM Nov 26, 2014Observed: 6 ft at 10:58PM Nov 26, 2014Observed: 5.9 ft at 11:28PM Nov 26, 2014Observed: 5.8 ft at 11:43PM Nov 26, 2014Observed: 5.8 ft at 11:58PM Nov 26, 2014Observed: 5.6 ft at 12:13AM Nov 27, 2014Observed: 5.6 ft at 12:58AM Nov 27, 2014Observed: 5.5 ft at 1:28AM Nov 27, 2014Observed: 5.4 ft at 1:43AM Nov 27, 2014Observed: 5.4 ft at 1:58AM Nov 27, 2014Observed: 5.3 ft at 2:13AM Nov 27, 2014Observed: 4.9 ft at 2:28AM Nov 27, 2014Observed: 5.2 ft at 2:43AM Nov 27, 2014Observed: 5.2 ft at 2:58AM Nov 27, 2014Observed: 5.1 ft at 3:13AM Nov 27, 2014Observed: 5.1 ft at 3:43AM Nov 27, 2014Observed: 5 ft at 3:58AM Nov 27, 2014Observed: 4.9 ft at 4:43AM Nov 27, 2014Observed: 4.9 ft at 4:58AM Nov 27, 2014Observed: 4.9 ft at 5:13AM Nov 27, 2014Observed: 5.4 ft at 6:58AM Nov 27, 2014Observed: 5.9 ft at 7:43AM Nov 27, 2014Observed: 6.1 ft at 7:58AM Nov 27, 2014Observed: 6.3 ft at 8:13AM Nov 27, 2014Observed: 6.4 ft at 8:28AM Nov 27, 2014Observed: 6.5 ft at 8:43AM Nov 27, 2014Observed: 6.5 ft at 9:28AM Nov 27, 2014Observed: 6.5 ft at 9:58AM Nov 27, 2014Observed: 5.5 ft at 10:28AM Nov 27, 2014Observed: 6.3 ft at 10:43AM Nov 27, 2014Observed: 4.5 ft at 11:13AM Nov 27, 2014Observed: 6.1 ft at 11:28AM Nov 27, 2014Observed: 6 ft at 11:43AM Nov 27, 2014Observed: 5.5 ft at 1:58PM Nov 27, 2014Observed: 5.3 ft at 2:43PM Nov 27, 2014Observed: 5.2 ft at 2:58PM Nov 27, 2014Observed: 5 ft at 4:13PM Nov 27, 2014Observed: 5 ft at 4:43PM Nov 27, 2014Observed: 5.3 ft at 5:13PM Nov 27, 2014Observed: 5.1 ft at 5:58PM Nov 27, 2014Observed: 5.4 ft at 6:28PM Nov 27, 2014Forecast: 6.21 ft 7:00PM Nov 27, 2014Forecast: 6.75 ft 8:00PM Nov 27, 2014Forecast: 6.8 ft 9:00PM Nov 27, 2014Forecast: 6.5 ft 10:00PM Nov 27, 2014Forecast: 6.25 ft 11:00PM Nov 27, 2014Forecast: 6 ft 12:00AM Nov 28, 2014Forecast: 5.76 ft 1:00AM Nov 28, 2014Forecast: 5.5 ft 2:00AM Nov 28, 2014Forecast: 5.24 ft 3:00AM Nov 28, 2014Forecast: 4.98 ft 4:00AM Nov 28, 2014Forecast: 4.75 ft 5:00AM Nov 28, 2014Forecast: 4.68 ft 6:00AM Nov 28, 2014Forecast: 4.82 ft 7:00AM Nov 28, 2014Forecast: 5.39 ft 8:00AM Nov 28, 2014Forecast: 6.09 ft 9:00AM Nov 28, 2014Forecast: 6.5 ft 10:00AM Nov 28, 2014Forecast: 6.46 ft 11:00AM Nov 28, 2014Forecast: 6.17 ft 12:00PM Nov 28, 2014Forecast: 5.96 ft 1:00PM Nov 28, 2014Forecast: 5.76 ft 2:00PM Nov 28, 2014Forecast: 5.58 ft 3:00PM Nov 28, 2014Forecast: 5.35 ft 4:00PM Nov 28, 2014Forecast: 5.2 ft 5:00PM Nov 28, 2014Forecast: 5.16 ft 6:00PM Nov 28, 2014Forecast: 5.35 ft 7:00PM Nov 28, 2014Forecast: 5.76 ft 8:00PM Nov 28, 2014Forecast: 6.17 ft 9:00PM Nov 28, 2014Forecast: 6.29 ft 10:00PM Nov 28, 2014Forecast: 6.12 ft 11:00PM Nov 28, 2014Forecast: 5.96 ft 12:00AM Nov 29, 2014Forecast: 5.8 ft 1:00AM Nov 29, 2014Forecast: 5.65 ft 2:00AM Nov 29, 2014Forecast: 5.46 ft 3:00AM Nov 29, 2014Forecast: 5.28 ft 4:00AM Nov 29, 2014Forecast: 5.09 ft 5:00AM Nov 29, 2014Forecast: 4.97 ft 6:00AM Nov 29, 2014Forecast: 4.97 ft 7:00AM Nov 29, 2014Forecast: 5.2 ft 8:00AM Nov 29, 2014Forecast: 5.73 ft 9:00AM Nov 29, 2014Forecast: 6.37 ft 10:00AM Nov 29, 2014Forecast: 6.75 ft 11:00AM Nov 29, 2014Forecast: 6.79 ft 12:00PM Nov 29, 2014Forecast: 6.66 ft 1:00PM Nov 29, 2014Forecast: 6.54 ft 2:00PM Nov 29, 2014Forecast: 6.41 ft 3:00PM Nov 29, 2014Forecast: 6.25 ft 4:00PM Nov 29, 2014Forecast: 6.04 ft 5:00PM Nov 29, 2014Forecast: 5.88 ft 6:00PM Nov 29, 2014Forecast: 5.76 ft 7:00PM Nov 29, 2014Forecast: 5.76 ft 8:00PM Nov 29, 2014Forecast: 5.88 ft 9:00PM Nov 29, 2014Forecast: 6.16 ft 10:00PM Nov 29, 2014Forecast: 6.41 ft 11:00PM Nov 29, 2014Forecast: 6.5 ft 12:00AM Nov 30, 2014Forecast: 6.45 ft 1:00AM Nov 30, 2014Forecast: 6.37 ft 2:00AM Nov 30, 2014Forecast: 6.25 ft 3:00AM Nov 30, 2014Forecast: 6.08 ft 4:00AM Nov 30, 2014Forecast: 5.91 ft 5:00AM Nov 30, 2014Forecast: 5.76 ft 6:00AM Nov 30, 2014Forecast: 5.68 ft 7:00AM Nov 30, 2014Forecast: 5.68 ft 8:00AM Nov 30, 2014Forecast: 5.87 ft 9:00AM Nov 30, 2014Forecast: 6.37 ft 10:00AM Nov 30, 2014Forecast: 6.95 ft 11:00AM Nov 30, 2014Forecast: 7.33 ft 12:00PM Nov 30, 2014Forecast: 7.41 ft 1:00PM Nov 30, 2014Forecast: 7.33 ft 2:00PM Nov 30, 2014Forecast: 7.2 ft 3:00PM Nov 30, 2014Forecast: 7.08 ft 4:00PM Nov 30, 2014Forecast: 6.91 ft 5:00PM Nov 30, 2014Forecast: 6.7 ft 6:00PM Nov 30, 2014Forecast: 6.49 ft 7:00PM Nov 30, 2014Forecast: 6.37 ft 8:00PM Nov 30, 2014Forecast: 6.33 ft 9:00PM Nov 30, 2014Forecast: 6.41 ft 10:00PM Nov 30, 2014Forecast: 6.62 ft 11:00PM Nov 30, 2014Forecast: 6.82 ft 12:00AM Dec 01, 2014Forecast: 6.95 ft 1:00AM Dec 01, 2014Forecast: 6.91 ft 2:00AM Dec 01, 2014Forecast: 6.87 ft 3:00AM Dec 01, 2014Forecast: 6.75 ft 4:00AM Dec 01, 2014Forecast: 6.58 ft 5:00AM Dec 01, 2014Forecast: 6.37 ft 6:00AM Dec 01, 2014Forecast: 6.2 ft 7:00AM Dec 01, 2014Forecast: 6.08 ft 8:00AM Dec 01, 2014Forecast: 6.08 ft 9:00AM Dec 01, 2014Forecast: 6.28 ft 10:00AM Dec 01, 2014Forecast: 6.74 ft 11:00AM Dec 01, 2014Forecast: 7.32 ft 12:00PM Dec 01, 2014Forecast: 7.66 ft 1:00PM Dec 01, 2014Highest Forecast: 7.7 ft 2:00PM Dec 01, 2014Forecast: 7.57 ft 3:00PM Dec 01, 2014Forecast: 7.45 ft 4:00PM Dec 01, 2014Forecast: 7.24 ft 5:00PM Dec 01, 2014Forecast: 6.99 ft 6:00PM Dec 01, 2014Forecast: 6.74 ft 7:00PM Dec 01, 2014Forecast: 6.49 ft 8:00PM Dec 01, 2014Forecast: 6.28 ft 9:00PM Dec 01, 2014Forecast: 6.2 ft 10:00PM Dec 01, 2014Forecast: 6.24 ft 11:00PM Dec 01, 2014Forecast: 6.41 ft 12:00AM Dec 02, 2014Forecast: 6.61 ft 1:00AM Dec 02, 2014Forecast: 6.7 ft 2:00AM Dec 02, 2014Forecast: 6.7 ft 3:00AM Dec 02, 2014Forecast: 6.61 ft 4:00AM Dec 02, 2014Forecast: 6.44 ft 5:00AM Dec 02, 2014Forecast: 6.28 ft 6:00AM Dec 02, 2014Forecast: 6.07 ft 7:00AM Dec 02, 2014Forecast: 5.91 ft 8:00AM Dec 02, 2014Forecast: 5.79 ft 9:00AM Dec 02, 2014Forecast: 5.83 ft 10:00AM Dec 02, 2014Forecast: 6.07 ft 11:00AM Dec 02, 2014Forecast: 6.7 ft 12:00PM Dec 02, 2014Forecast: 7.36 ft 1:00PM Dec 02, 2014Forecast: 7.66 ft 2:00PM Dec 02, 2014Forecast: 7.57 ft 3:00PM Dec 02, 2014Forecast: 7.41 ft 4:00PM Dec 02, 2014Forecast: 7.16 ft 5:00PM Dec 02, 2014Forecast: 6.91 ft 6:00PM Dec 02, 2014PRTO3(plotting HGIRR) Graph Created (6:48PM Nov 27, 2014)ObservedForecast (issued 12:58PM Nov 27)Latest observed value: 5.4 ft at 6:28 PM PST 27-Nov-2014. Flood Stage is 18 ft
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About this graph
Tabular Data (UTC)
Tabular Data (PST)
XML Data
RSS Files
Datum: NGVD29
Metadata
NOTE: Gauge reading affected by ocean tides.

NOTE: Forecasts for the Willamette River at Portland are issued routinely year-round.

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Upstream Gauge - below Falls at Oregon City Upstream Gauge Downstream Gauge Downstream Gauge - at St. Helens
Flood Categories (in feet)
Major Flood Stage: 28
Moderate Flood Stage: 24
Flood Stage: 18
Action Stage: 0
Low Stage (in feet): 1

Historic Crests
(1) 33.00 ft on 06/07/1894
(2) 30.00 ft on 06/14/1948
(3) 30.00 ft on 06/01/1948
(4) 29.80 ft on 12/25/1964
(5) 28.70 ft on 02/06/1890
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 28.55 ft on 02/09/1996
(2) 18.90 ft on 02/24/1986
(3) 20.10 ft on 02/21/1982
(4) 18.27 ft on 12/16/1977
(5) 23.84 ft on 01/18/1974
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) -2.20 ft on 12/08/1990
(2) -0.58 ft on 07/14/2001
(3) -0.51 ft on 10/10/2001
Show More Low Water Records
Zoom Level:16
KML Image
Gauge LocationGauge Map Marker
Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
30 Above 30.0 ft, Expect flooding of downtown Portland from Park Ave east to the Willamette and north of Burnside. Historically, Union Station begins to flood at this point and rail traffic will likely be impacted. Expect flooding of Oaks Park, along with moorages and industrial areas from Oregon City through downtown Portland into industrial NW Portland.
28.8 At 28.8 ft, Expect the river level to reach the top of the lowest point of the downtown Portland sea-wall. Flooding of some portions of Waterfront Park is possible at this and higher stages.
27 Above 27.0 ft, Expect flooding of Front Street near the Burnside Bridge.
26 Above 26.0 ft, Expect flooding of numerous structures along the Willamette river from Oregon city to the confluence with the Columbia.
24 Above 24.0 ft, Expect localized flooding in the Northwest Portland industrial area.
22 Above 22.0 ft, Expect minor localized flooding along the Willamette from Oregon City to the confluence with the Columbia.
18 Above 18.0 ft, Expect minor flooding of localized areas along the lower willamette. Flooding is mainly confined to the islands on the willamette river from oregon city to the confluence with the columbia.
About This Location Collapse

Latitude: 45.518333° N, Longitude: 122.671111° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 18 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
Elevation
(gauge height = flood stage)
Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 1.55 19.6 Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  
Additional Information Collapse
Low Water Alerts are issued for stages below 1.0'
Archived/Historical Data at USACE DataQuery
10-day Forecast/Trend, Northwest River Forecast Center
Resources Collapse
Hydrologic Resources Additional Resources
Collaborative Agencies Collapse
The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
Portland Weather Forecast Office
5241 NE 122nd Avenue
Portland, OR 97230-1089
(503) 261-9246
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Page last modified: 20-Nov-2014 2:52 AM
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