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This probabilistic forecast is issued by the Northwest River Forecast Center.
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About this graph
Forecasts for the Willamette River above Falls at Oregon City are issued routinely year-round.
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Zoom Level:16
Flood Categories (in feet)
Major Flood Stage: 67
Moderate Flood Stage: 0
Flood Stage: 64
Action Stage: 62
Low Stage (in feet): -9999

Historic Crests
(1) 71.30 ft on 02/05/1990 (P)
(2) 70.10 ft on 12/25/1964
(3) 69.47 ft on 02/09/1996
(4) 69.40 ft on 01/09/1923
(5) 68.50 ft on 01/03/1943
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(P): Preliminary values subject to further review.

Recent Crests
(1) 65.24 ft on 01/22/2012
(2) 62.01 ft on 11/28/1999
(3) 64.74 ft on 12/30/1998
(4) 66.43 ft on 01/02/1997
(5) 69.47 ft on 02/09/1996
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(P): Preliminary values subject to further review.

Low Water Records
(1) 0.00 ft on 08/13/1915
(2) 0.00 ft on 09/02/1934
(3) 0.10 ft on 10/31/1928
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Gauge LocationGauge Map Marker
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.
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69.5 expect flooding of the paper and power plants and areas on the Oregon City side of the river. Also expect considerable flooding of Southern Pacific Railroad, low parts of Hwy 99E, and other low areas upstream of the Oregon City locks.
65 expect flooding over side of upper locks. Water flow at this level begins to impact the paper plant and power plant.
64.7 expect water flowing over the top of lock gate #7.

Other Real-time and/or Archive Data Sources:

Additional Information Collapse
10-day Forecast/Trend, Northwest River Forecast Center
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
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Page last modified: 2-Nov-2020 7:27 PM
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