ALERT: December 5th update on the status of the nationwide data transmission error preventing stream gauge data collected at affected locations from being displayed on the Advanced Hydrologic Prediction Services (AHPS) webpages. As of 11/08/2018, The USGS has restored all impacted operational stream gauges to transmitting status. The status map of gauge outages from other agencies is here. The outage map will be updated each Thursday. We apologize for the service interruption and hope to have the data restored as soon as possible.

Weather Forecast Office Portland, OR

Northwest River Forecast Center

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

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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): 0 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) 17.05 ft on 10/22/2017 (2) 15.70 ft on 02/09/2017 (3) 12.45 ft on 11/25/2016 (4) 20.60 ft on 12/09/2015 (5) 17.71 ft on 11/18/2015 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 Legend FEMA Layer 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

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22.5	Above 22.5 feet, expect flooding similar to November 2006 flood, with widespread and damaging flooding along the lower Wilson river. Expect numerous road closures.
21.5	Above 21.5 ft, expect widespread and damaging flooding along the Wilson River. Expect numerous road closures.
19	Above 19.0 ft, expect widespread flooding in Tillamook and surrounding areas, along with the Wilson River RV park east of Tillamook. 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	Above 17.0 feet, 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. The worst of the flooding can be expected during high tides.
16.5	Above 16.5 feet, 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 numerous low areas on rural roads and property in the area.
16	Above 16 feet, flood waters threaten the Wilson River RV Park east of Tillamook along Hwy 6. Flooding will also begin to impact low sections of Hwy 101, Hwy 6, and Wilson River Loop Road, especially during high tide.
15.5	Above 15.5 ft, expect widespread flooding in the north part of Tillamook along Hwy 101 to the vicinity of the Tillamook Cheese Factory, 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 outside of Tillamook can be expected as well.
14	Above 14 ft, widespread lowland and dairy land flooding begins. Sloughs north of the city, mainly Dougherty, begin to overflow. Minor flooding begins in the business district north of Tillamook and along Hwy 101, particularly during high tide.
12	Above 12 ft, 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

Archived/Historical Data at USACE DataQuery 10-day Forecast/Trend, Northwest River Forecast Center

Resources

Hydrologic Resources Text Products Past Precipitation Forecast Precipitation River Forecast Centers River Stage Summary Text Table Temp & Precip Forecasts 3-Day Detailed Precip Forecast 10-Day Temp & Precip Outlook Lewis Dams - USGS data (scroll down to Lewis basin) Lower Columbia Reservoir and River conditions USACE DataQuery USGS WaterWatch Oregon USGS WaterWatch Washington USGS River Temperatures & Water Quality Oregon USGS River Temperatures & Water Quality Washington Oregon Water Resources Dept - Surface Water Data USGS Oregon river levels USGS Washington river levels

Additional Resources Area Hydrographs NWS Precipitation and River Forecasting AHPS Iframes for Developers Mobile iNWS for emergency management Flood Damage Costs/Fatalities in the US, 1903 - 2014 AHPS Web Brochure Snow Data NRCS SNOTEL data map interface USACE Portland District Reservoirs USBR PacNW Reservoirs Oregon Drought Information National Drought Information

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