Historic Crests
(1) 9,870 cfs on 01/08/2009
(2) 8,440 cfs on 01/10/1983
(3) 6,340 cfs on 12/18/1979
(4) 6,090 cfs on 12/02/1975
(5) 5,840 cfs on 02/04/2018
(6) 5,830 cfs on 12/28/1949
(7) 5,820 cfs on 11/15/2021
(8) 5,700 cfs on 12/13/2010
(9) 5,650 cfs on 11/15/2021
(10) 5,590 cfs on 01/24/1982 Show More Historic Crests
(P): Preliminary values subject to further review.
Recent Crests
(1) 3,300 cfs on 11/28/2021
(2) 5,650 cfs on 11/15/2021
(3) 5,820 cfs on 11/15/2021
(4) 2,550 cfs on 02/05/2021
(5) 2,900 cfs on 02/01/2020 Show More Recent Crests
(P): Preliminary values subject to further review.
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
If you notice any errors in the below information, please contact our Webmaster
11000
the Samish River will experience major flooding from Old Hwy 99 down to Samish Bay, with flooding of most areas of farm land along the river and further away, including Old Hwy 99. Samish Island Road will flood, cutting off Samish Island. There will also be flooding of residences, businesses, and the following roads: Sam Bell, Farm To Market, Allen, Thomas, Green, and Steelhead Lane. Levees will overtop and could breech.
9000
the Samish River will cause moderate flooding from Old Hwy 99 down to Samish Bay, flooding many areas of farm land along the river and further away. Samish Island Road will flood, cutting off Samish Island. There will also be flooding of residences, businesses, and the following roads: Sam Bell, Farm To Market, Allen, Thomas, Green, and Steelhead Lane. Levees could breech as well.
7000
the Samish River will cause moderate flooding from Old Hwy 99 down to Samish Bay, flooding many areas of farm land along the river and further away. There will also be flooding of residences, businesses, and the following roads: Sam Bell, Farm To Market, Allen, Thomas, Green, and Steelhead Lane. Levees could breech as well.
4500
the Samish River will spill over its banks causing flood waters from west of Interstate 5 down to Samish Bay, flooding Sam Bell Rd., Farm To Market Rd., Allen Rd. near the town of Allen, and also Thomas Rd. and Green Rd.. Some residences, businesses, and farmland along the river will also be flooded.
3000
the Samish River will spill over its banks causing flood waters over Sam Bell Rd., Farm To Market Rd., and Allen Rd. near the town of Allen. Some residences, businesses, and low-lying farm land along the river will also be flooded.
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
Seattle Weather Forecast Office
7600 Sandpoint Way NE
Seattle, WA 98115-6349
(206) 526-6087 Ask Questions/Webmaster
Page last modified: 2-Nov-2020 7:27 PM
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