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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 Cedar River (WA) near Landsburg are issued routinely year-round.
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Downstream Gauge Downstream Gauge - at Renton
Zoom Level:16
Flood Categories (in feet)
Major Flood Stage: 7.5
Moderate Flood Stage: 6.5
Flood Stage: 5.7
Action Stage: 0
Low Stage (in feet): -9999

Historic Crests
(1) 13.55 ft on 12/29/1917
(2) 10.95 ft on 01/13/1928
(3) 10.38 ft on 11/24/1990
(4) 10.30 ft on 01/10/1923
(5) 9.74 ft on 03/10/1916
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 8.23 ft on 02/08/2020 (P)
(2) 4.08 ft on 01/05/2015
(3) 4.61 ft on 03/10/2014
(4) 3.25 ft on 04/20/2013
(5) 3.88 ft on 02/22/2012
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
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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
7.5 the Cedar River will cause severe flooding from Landsburg downstream through Maplewood. Deep and swift flood waters will inundate many roads and some residential areas, especially in Maple Valley. Flooding will occur all along the river including headwaters, tributaries, and other streams within and near the Cedar River Basin. A stage of 7.5 feet on the Cedar River corresponds to a phase 4 flood in the King County flood system.
6.5 the Cedar River will cause major flooding from Landsburg downstream through Maplewood. Deep and swift flood waters will inundate many roads and some residential areas, especially in Maple Valley. Flooding threatens SR-169. Flooding will occur all along the river including headwaters, tributaries, and other streams within and near the Cedar River Basin. A stage of 6.5 feet on the Cedar River corresponds to a phase 4 flood in the King County flood system.
5.7 the Cedar River will cause flooding from Landsburg downstream through Maplewood. Swift waters will flood roads and some residential areas, especially in Maple Valley. Flooding threatens Beyers Road. A stage of 5.7 feet on the Cedar River corresponds roughly to a phase 4 flood in the King County flood system.
5 the Cedar River will flood low areas from Landsburg downstream through Maplewood, mainly in Dorre Don area of Maple Valley and along Jones Rd. A stage of 5.0 feet on the Cedar River corresponds roughly to a phase 3 flood in the King County flood system.
4.4 the Cedar River will locally spill over its banks and over Jones Rd near 156th Ave SE. A stage of 4.4 feet on the Cedar River corresponds roughly to Phase 2 in the King County flood system.

Other Real-time and/or Archive Data Sources:

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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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7600 Sandpoint Way NE
Seattle, WA 98115-6349
(206) 526-6087
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Page last modified: 6-Nov-2019 2:38 PM
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