National Weather Service Advanced Hydrologic Prediction Service

weather.gov

Home

News

Organization

Search by city or zip code. Press enter or select the go button to submit request

National Conditions
    Rivers
    Satellite
    Climate
    Observed Precip

Local Conditions
    Warnings
    Weather Forecast
    Radar

AHPS Documentation
User Guide
User Brochure

What is AHPS?
Facts
Our Partners

Feedback/Questions
Provide Feedback
Ask Questions

Web Portal Changes:

Attention: Technicians are currently working to bring Precipitation datasets back to full capability after the April 16 outage.
NWPS - water.noaa.gov - Officially operational on Wednesday, March 27th, 8-9am EDT
AHPS - water.weather.gov- Scheduled operations ends on Tuesday, May 28th, 2024 - the pages will automatically redirect to water.noaa.gov until May 28, 2025.
Other Important URL changes - Service Change Notice 24-29

Please visit https://www.weather.gov/owp/operations for more information.

Weather Forecast Office Portland, OR

Northwest River Forecast Center

Hydrograph

River at a Glance

Download

Printable Image

About this graph

Tabular Data (UTC)

Tabular Data (PDT)

Datum: NGVD29

Metadata

NOTE: Forecasts for the Wilson River near Tillamook are issued routinely year-round.

Return to Area Map

Downstream Gauge

Flood Categories (in feet)

Major Flood Stage:	19
Moderate Flood Stage:	15.5
Flood Stage:	12
Action Stage:	10.5
Low Stage (in feet):	-9999

Historic Crests
(1) 22.84 ft on 11/07/2006
(2) 20.60 ft on 12/09/2015
(3) 20.50 ft on 12/03/2007
(4) 20.26 ft on 12/22/1964
(5) 19.59 ft on 12/27/1998
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 14.10 ft on 01/07/2022 (P)
(2) 14.79 ft on 11/12/2021 (P)
(3) 12.46 ft on 12/18/2018
(4) 17.05 ft on 10/22/2017
(5) 15.70 ft on 02/09/2017
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 2.96 ft on 08/12/2007
(2) 3.30 ft on 08/26/2015

Zoom Level:16

	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
22.5	expect flooding similar to November 2006 flood, with widespread and damaging flooding along the Wilson River from the Hwy 6 bridge near mile post 6 downstream to Hwy 101 and local roads west of Hwy 101. Flooding of the Wilson River RV Park east of Tillamook is likely. Expect numerous road closures and flooding of homes, farms, and businesses in low areas near the Wilson River, Dougherty Slough and other sloughs north and east of Tillamook. Hwy 101 historically has been closed at river levels this high.
21.5	expect widespread and damaging flooding along the Wilson River from the Hwy 6 bridge near mile post 6 downstream to Hwy 101 and local roads west of Hwy 101. Expect numerous road closures and flooding of homes, farms, and businesses in low areas near the Wilson River, Dougherty Slough and other sloughs north and east of Tillamook. Hwy 101 has historically been closed at river levels this high.
19	expect widespread flooding in and near Tillamook, from the Hwy 6 bridge over the Wilson downstream to Hwy 101 and local roads west of Hwy 101. Flooding of the Wilson River RV park east of Tillamook is likely. Hwy 101 through the northern portion of Tillamook has historically been closed at this and higher stages. The worst of the flooding can be expected during high tides.
17	expect flooding of the Wilson River RV park east of Tillamook. Portions of Hwy 101 north of downtown Tillamook are likely flooded and some structures are threatened. Expect flooding of portions of several local roads, including Wilson River Loop Road, Makinster Road and Goodspeed Road. The worst of the flooding can be expected during high tides.
16.5	expect flooding to start in the Wilson River RV park east of Tillamook. Expect flooding of low areas on Hwy 101 and Hwy 6 in and near Tillamook, along with flooding of some local roads and property from Wilson River Loop Road downstream to Makinster Rd and Goodspeed Rd.
16	flood waters threaten the Wilson River RV Park east of Tillamook along Hwy 6. Expect flooding along Hwy 101 north of Tillamook from Hoquarton Slough north to the Tillamook Creamery, especially during high tides. The most noticable flood impacts are to low-lying roads and some buildings near Dougherty Slough and the Wilson River. Expect flooding of low lying dairy and pasture land and some rural access roads from Wilson River Loop Rd downstream to Hwy 101 and along Makinster Rd and Goodspeed Rd.
15.5	expect widespread flooding in the north part of Tillamook along Hwy 101 from Hoquarton Slough north to the Tillamook Creamery, especially during high tides. The most noticable flood impacts are to low-lying roads and some buildings near Dougherty Slough and the lower Wilson River. Widespread flooding of low lying dairy and pasture land and some rural access roads from Wilson River Loop Road downstream to Hwy 101 and along Makinster Rd and Goodspeed Rd west of Hwy 101 can be expected as well.
14	widespread lowland and dairy land flooding begins along the Wilson River downstream of the river gage at Highway 6 mile post 6. Flooding also begins along sloughs, mainly Dougherty, north of Tillamook from Wilson River Loop Road west to Hwy 101 and along Makinster Road west of Hwy 101. Minor flooding begins in the north Tillamook business district along Hwy 101, particularly during high tide.
12	minor flooding of low lying dairy and pasture land north and east of Tillamook can be expected, particularly during high tides.

About This Location

Latitude: 45.475833° N, Longitude: 123.725000° W, Horizontal Datum: NAD83/WGS84

River Stage Reference Frame	Gauge Height	Flood Stage	Uses
NWS stage	0 ft	12 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	42.12 ft	54.12 ft	Older USGS topographic maps, NGVD29 benchmarks
MSL	Not Available	Not Available	Older USGS topographic maps, MSL benchmarks
Other	Not Available	Not Available

Current/Historical Observations:

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

Additional Information

10-day Forecast/Trend, Northwest River Forecast Center

Resources

Hydrologic Resources

Additional Resources

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

National Weather Service
Portland Weather Forecast Office
5241 NE 122nd Avenue
Portland, OR 97230-1089
(503) 261-9246
Ask Questions/Webmaster
Page last modified: 2-Nov-2020 7:27 PM

Disclaimer
Credits
Glossary