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This probabilistic forecast is issued by the Northwest River Forecast Center.

	Hydrograph			River at a Glance			Download			Probability Information Weekly Chance of Exceeding Levels Chance of Exceeding Levels During Entire Period Short-term Probabilistic Guidance (Experimental)

About this graph

Forecasts for the Nooksack River at Ferndale are issued routinely year-round.

Return to Area Map

Zoom Level:16

Flood Categories (in feet)

Major Flood Stage:	23
Moderate Flood Stage:	20.5
Flood Stage:	18
Action Stage:	15
Low Stage (in feet):	0

Historic Crests
(1) 31.23 ft on 02/10/1951
(2) 30.60 ft on 12/30/1917
(3) 30.40 ft on 02/27/1932
(4) 30.20 ft on 01/25/1935
(5) 28.60 ft on 10/26/1945
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 18.16 ft on 12/01/2021 (P)
(2) 21.22 ft on 11/29/2021 (P)
(3) 23.81 ft on 11/16/2021 (P)
(4) 20.95 ft on 02/02/2020 (P)
(5) 19.21 ft on 11/24/2017 (P)
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

	Gauge Location	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

If you notice any errors in the below information, please contact our Webmaster
23	the Nooksack River will cause major near record flooding from near Ferndale downstream to the mouth, overtopping levees on both sides of the river and flooding roadways on the Lummi Peninsula including Hexton Way. Deep and swift flood waters will inundate residential areas...farm lands...and roads. In addition...flood waters could overflow and flood the Sumas drainage. Flooding will occur all along the river including headwaters...tributaries...and other streams within and near the Nooksack River Basin.
22	the Nooksack River will overflow levees and banks along the east bank of the river from Hovander Park downstream to Marietta, causing widespread flooding from near Ferndale downstream to the mouth...with swift waters in residential areas and over farmlands and roads. Erosion may damage some river banks. Flooding within the City of Ferndale affects Main Street in the vicinity of the Whatcom Transportation Authority Station.
20.5	the Nooksack River will overflow levees and banks along the east bank of the river from Hovander Park downstream to Marietta, causing widespread flooding from near Ferndale downstream to the mouth...with swift waters in residential areas and over farm lands and roads. Erosion may damage some river banks.
20	the river will flood additional areas within the City of Ferndale including low-lying residential areas and roads including Washington Street, Portal Way and Second Avenue.
18	the river begins overtopping its banks within the City of Ferndale flooding low-lying areas within the City and low pasture lands along the river from near Ferndale downstream to the mouth.
17	the Nooksack River will overtop levees along Bertrand Creek and near Marine Drive, causing shallow flooding of low pasture lands along the river and additional roadways within the floodplain including Slater Road.
16	the river begins spilling over its banks into low pasture lands flooding some roadways that are not protected by levees including Marine Drive and Ferndale Road.

Other Real-time and/or Archive Data Sources:

U.S. Geological Survey (USGS) Data and Site Info for Ferndale

Collaborative Agencies

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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(206) 526-6087
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Page last modified: 2-Nov-2020 7:27 PM

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