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Weather Forecast Office Portland, OR Northwest River Forecast Center
Hydrograph River at a Glance Download
Trask River near Tillamook Stage (ft)Flow (cfs)Observed: 6.97 ft at 3:30AM May 17, 2013Observed: 6.97 ft at 4:00AM May 17, 2013Observed: 6.97 ft at 4:30AM May 17, 2013Observed: 6.97 ft at 5:00AM May 17, 2013Observed: 6.97 ft at 5:30AM May 17, 2013Observed: 6.97 ft at 6:00AM May 17, 2013Observed: 6.97 ft at 6:30AM May 17, 2013Observed: 6.97 ft at 7:00AM May 17, 2013Observed: 6.97 ft at 7:30AM May 17, 2013Observed: 6.97 ft at 8:00AM May 17, 2013Observed: 6.97 ft at 8:30AM May 17, 2013Observed: 6.97 ft at 9:00AM May 17, 2013Observed: 6.97 ft at 9:30AM May 17, 2013Observed: 6.97 ft at 10:00AM May 17, 2013Observed: 6.96 ft at 10:30AM May 17, 2013Observed: 6.97 ft at 11:00AM May 17, 2013Observed: 6.96 ft at 11:30AM May 17, 2013Observed: 6.96 ft at 12:00PM May 17, 2013Observed: 6.97 ft at 12:30PM May 17, 2013Observed: 6.96 ft at 1:00PM May 17, 2013Observed: 6.96 ft at 1:30PM May 17, 2013Observed: 6.96 ft at 2:00PM May 17, 2013Observed: 6.96 ft at 2:30PM May 17, 2013Observed: 6.97 ft at 3:00PM May 17, 2013Observed: 6.96 ft at 3:30PM May 17, 2013Observed: 6.96 ft at 4:00PM May 17, 2013Observed: 6.96 ft at 4:30PM May 17, 2013Observed: 6.96 ft at 5:00PM May 17, 2013Observed: 6.96 ft at 5:30PM May 17, 2013Observed: 6.96 ft at 6:00PM May 17, 2013Observed: 6.96 ft at 6:30PM May 17, 2013Observed: 6.96 ft at 7:00PM May 17, 2013Observed: 6.96 ft at 7:30PM May 17, 2013Observed: 6.96 ft at 8:00PM May 17, 2013Observed: 6.96 ft at 8:30PM May 17, 2013Observed: 6.95 ft at 9:00PM May 17, 2013Observed: 6.96 ft at 9:30PM May 17, 2013Observed: 6.96 ft at 10:00PM May 17, 2013Observed: 6.96 ft at 10:30PM May 17, 2013Observed: 6.95 ft at 11:00PM May 17, 2013Observed: 6.95 ft at 11:30PM May 17, 2013Observed: 6.95 ft at 12:00AM May 18, 2013Observed: 6.94 ft at 12:30AM May 18, 2013Observed: 6.95 ft at 1:00AM May 18, 2013Observed: 6.95 ft at 1:30AM May 18, 2013Observed: 6.95 ft at 2:00AM May 18, 2013Observed: 6.95 ft at 2:30AM May 18, 2013Observed: 6.95 ft at 3:00AM May 18, 2013Observed: 6.95 ft at 3:30AM May 18, 2013Observed: 6.94 ft at 4:00AM May 18, 2013Observed: 6.94 ft at 4:30AM May 18, 2013Observed: 6.94 ft at 5:00AM May 18, 2013Observed: 6.95 ft at 5:30AM May 18, 2013Observed: 6.94 ft at 6:00AM May 18, 2013Observed: 6.95 ft at 6:30AM May 18, 2013Observed: 6.95 ft at 7:00AM May 18, 2013Observed: 6.95 ft at 7:30AM May 18, 2013Observed: 6.95 ft at 8:00AM May 18, 2013Observed: 6.95 ft at 8:30AM May 18, 2013Observed: 6.95 ft at 9:00AM May 18, 2013Observed: 6.95 ft at 9:30AM May 18, 2013Observed: 6.95 ft at 10:00AM May 18, 2013Observed: 6.95 ft at 10:30AM May 18, 2013Observed: 6.96 ft at 11:00AM May 18, 2013Observed: 6.95 ft at 11:30AM May 18, 2013Observed: 6.95 ft at 12:00PM May 18, 2013Observed: 6.96 ft at 12:30PM May 18, 2013Observed: 6.96 ft at 1:00PM May 18, 2013Observed: 6.97 ft at 1:30PM May 18, 2013Observed: 6.97 ft at 2:00PM May 18, 2013Observed: 6.98 ft at 2:30PM May 18, 2013Observed: 6.98 ft at 3:00PM May 18, 2013Observed: 6.99 ft at 3:30PM May 18, 2013Observed: 6.99 ft at 4:00PM May 18, 2013Observed: 6.99 ft at 4:30PM May 18, 2013Observed: 6.99 ft at 5:00PM May 18, 2013Observed: 7 ft at 5:30PM May 18, 2013Observed: 7.01 ft at 6:00PM May 18, 2013Observed: 7.01 ft at 6:30PM May 18, 2013Observed: 7.01 ft at 7:00PM May 18, 2013Observed: 7.03 ft at 7:30PM May 18, 2013Observed: 7.03 ft at 8:00PM May 18, 2013Observed: 7.05 ft at 8:30PM May 18, 2013Observed: 7.06 ft at 9:00PM May 18, 2013Observed: 7.07 ft at 9:30PM May 18, 2013Observed: 7.06 ft at 10:00PM May 18, 2013Observed: 7.07 ft at 10:30PM May 18, 2013Observed: 7.07 ft at 11:00PM May 18, 2013Observed: 7.07 ft at 11:30PM May 18, 2013Observed: 7.08 ft at 12:00AM May 19, 2013Observed: 7.09 ft at 12:30AM May 19, 2013Observed: 7.09 ft at 1:00AM May 19, 2013Observed: 7.09 ft at 1:30AM May 19, 2013Observed: 7.09 ft at 2:00AM May 19, 2013Observed: 7.09 ft at 2:30AM May 19, 2013Observed: 7.09 ft at 3:00AM May 19, 2013Observed: 7.1 ft at 3:30AM May 19, 2013Observed: 7.1 ft at 4:00AM May 19, 2013Observed: 7.1 ft at 4:30AM May 19, 2013Observed: 7.09 ft at 5:00AM May 19, 2013Observed: 7.09 ft at 5:30AM May 19, 2013Observed: 7.08 ft at 6:00AM May 19, 2013Observed: 7.08 ft at 6:30AM May 19, 2013Observed: 7.08 ft at 7:00AM May 19, 2013Observed: 7.07 ft at 7:30AM May 19, 2013Observed: 7.07 ft at 8:00AM May 19, 2013Observed: 7.06 ft at 8:30AM May 19, 2013Observed: 7.06 ft at 9:00AM May 19, 2013Observed: 7.05 ft at 9:30AM May 19, 2013Observed: 7.05 ft at 10:00AM May 19, 2013Observed: 7.05 ft at 10:30AM May 19, 2013Observed: 7.05 ft at 11:00AM May 19, 2013Observed: 7.04 ft at 11:30AM May 19, 2013Observed: 7.03 ft at 12:00PM May 19, 2013Observed: 7.03 ft at 12:30PM May 19, 2013Observed: 7.03 ft at 1:00PM May 19, 2013Observed: 7.03 ft at 1:30PM May 19, 2013Observed: 7.02 ft at 2:00PM May 19, 2013Observed: 7.02 ft at 2:30PM May 19, 2013Observed: 7.02 ft at 3:00PM May 19, 2013Observed: 7.01 ft at 3:30PM May 19, 2013Observed: 7.01 ft at 4:00PM May 19, 2013Observed: 7 ft at 4:30PM May 19, 2013Observed: 7 ft at 5:00PM May 19, 2013Observed: 7 ft at 5:30PM May 19, 2013Observed: 7 ft at 6:00PM May 19, 2013Observed: 6.99 ft at 6:30PM May 19, 2013Observed: 6.99 ft at 7:00PM May 19, 2013Observed: 6.99 ft at 7:30PM May 19, 2013Observed: 6.98 ft at 8:00PM May 19, 2013Observed: 6.98 ft at 8:30PM May 19, 2013Observed: 6.97 ft at 9:00PM May 19, 2013Observed: 6.97 ft at 9:30PM May 19, 2013Observed: 6.97 ft at 10:00PM May 19, 2013Observed: 6.97 ft at 10:30PM May 19, 2013Observed: 6.96 ft at 11:00PM May 19, 2013Observed: 6.96 ft at 11:30PM May 19, 2013Observed: 6.96 ft at 12:00AM May 20, 2013Observed: 6.96 ft at 12:30AM May 20, 2013Observed: 6.96 ft at 1:00AM May 20, 2013Observed: 6.95 ft at 1:30AM May 20, 2013Observed: 6.95 ft at 2:00AM May 20, 2013Observed: 6.95 ft at 2:30AM May 20, 2013Observed: 6.95 ft at 3:00AM May 20, 2013Observed: 6.95 ft at 3:30AM May 20, 2013Observed: 6.95 ft at 4:00AM May 20, 2013Observed: 6.94 ft at 4:30AM May 20, 2013Observed: 6.95 ft at 5:00AM May 20, 2013Observed: 6.95 ft at 5:30AM May 20, 2013Observed: 6.94 ft at 6:00AM May 20, 2013Observed: 6.94 ft at 6:30AM May 20, 2013Observed: 6.95 ft at 7:00AM May 20, 2013Observed: 6.94 ft at 7:30AM May 20, 2013Observed: 6.94 ft at 8:00AM May 20, 2013Observed: 6.94 ft at 8:30AM May 20, 2013Observed: 6.94 ft at 9:00AM May 20, 2013Observed: 6.94 ft at 9:30AM May 20, 2013Observed: 6.94 ft at 10:00AM May 20, 2013Observed: 6.94 ft at 10:30AM May 20, 2013Observed: 6.94 ft at 11:00AM May 20, 2013Observed: 6.94 ft at 11:30AM May 20, 2013Observed: 6.94 ft at 12:00PM May 20, 2013Observed: 6.94 ft at 12:30PM May 20, 2013Observed: 6.94 ft at 1:00PM May 20, 2013Observed: 6.94 ft at 1:30PM May 20, 2013Observed: 6.94 ft at 2:00PM May 20, 2013Observed: 6.94 ft at 2:30PM May 20, 2013Observed: 6.94 ft at 3:00PM May 20, 2013Observed: 6.93 ft at 3:30PM May 20, 2013Observed: 6.93 ft at 4:00PM May 20, 2013Observed: 6.93 ft at 4:30PM May 20, 2013Observed: 6.93 ft at 5:00PM May 20, 2013Observed: 6.93 ft at 5:30PM May 20, 2013Observed: 6.93 ft at 6:00PM May 20, 2013Observed: 6.93 ft at 6:30PM May 20, 2013Observed: 6.93 ft at 7:00PM May 20, 2013Observed: 6.92 ft at 7:30PM May 20, 2013Observed: 6.92 ft at 8:00PM May 20, 2013Observed: 6.92 ft at 8:30PM May 20, 2013Observed: 6.92 ft at 9:00PM May 20, 2013Observed: 6.91 ft at 9:30PM May 20, 2013Observed: 6.92 ft at 10:00PM May 20, 2013Observed: 6.91 ft at 10:30PM May 20, 2013Observed: 6.91 ft at 11:00PM May 20, 2013Observed: 6.92 ft at 11:30PM May 20, 2013Observed: 6.92 ft at 12:00AM May 21, 2013Observed: 6.92 ft at 12:30AM May 21, 2013Observed: 6.92 ft at 1:00AM May 21, 2013Observed: 6.92 ft at 1:30AM May 21, 2013Observed: 6.92 ft at 2:00AM May 21, 2013Observed: 6.92 ft at 2:30AM May 21, 2013Observed: 6.93 ft at 3:00AM May 21, 2013Observed: 6.93 ft at 3:30AM May 21, 2013Observed: 6.93 ft at 4:00AM May 21, 2013Observed: 6.93 ft at 4:30AM May 21, 2013Observed: 6.93 ft at 5:00AM May 21, 2013Observed: 6.93 ft at 5:30AM May 21, 2013Observed: 6.93 ft at 6:00AM May 21, 2013Observed: 6.93 ft at 6:30AM May 21, 2013Observed: 6.94 ft at 7:00AM May 21, 2013Observed: 6.94 ft at 7:30AM May 21, 2013Observed: 6.94 ft at 8:00AM May 21, 2013Observed: 6.94 ft at 8:30AM May 21, 2013Observed: 6.94 ft at 9:00AM May 21, 2013Observed: 6.95 ft at 9:30AM May 21, 2013Observed: 6.95 ft at 10:00AM May 21, 2013Observed: 6.95 ft at 10:30AM May 21, 2013Observed: 6.95 ft at 11:00AM May 21, 2013Observed: 6.96 ft at 11:30AM May 21, 2013Observed: 6.97 ft at 12:00PM May 21, 2013Observed: 6.97 ft at 12:30PM May 21, 2013Observed: 6.98 ft at 1:00PM May 21, 2013Observed: 6.98 ft at 1:30PM May 21, 2013Observed: 6.99 ft at 2:00PM May 21, 2013Observed: 6.99 ft at 2:30PM May 21, 2013Observed: 7 ft at 3:00PM May 21, 2013Observed: 7.01 ft at 3:30PM May 21, 2013Observed: 7.01 ft at 4:00PM May 21, 2013Observed: 7.02 ft at 4:30PM May 21, 2013Observed: 7.02 ft at 5:00PM May 21, 2013Observed: 7.03 ft at 5:30PM May 21, 2013Observed: 7.04 ft at 6:00PM May 21, 2013Observed: 7.06 ft at 6:30PM May 21, 2013Observed: 7.07 ft at 7:00PM May 21, 2013Observed: 7.09 ft at 7:30PM May 21, 2013Observed: 7.09 ft at 8:00PM May 21, 2013Observed: 7.1 ft at 8:30PM May 21, 2013Observed: 7.1 ft at 9:00PM May 21, 2013Observed: 7.13 ft at 9:30PM May 21, 2013Observed: 7.14 ft at 10:00PM May 21, 2013Observed: 7.16 ft at 10:30PM May 21, 2013Observed: 7.17 ft at 11:00PM May 21, 2013Observed: 7.17 ft at 11:30PM May 21, 2013Observed: 7.17 ft at 12:00AM May 22, 2013Observed: 7.17 ft at 12:30AM May 22, 2013Observed: 7.17 ft at 1:00AM May 22, 2013Observed: 7.17 ft at 1:30AM May 22, 2013Highest Observation: 7.18 ft at 2:00AM May 22, 2013USGS--Water Resources of the United StatesTRAO3(plotting HGIRG) Graph Created (3:13AM May 22, 2013)ObservedLatest observed value: 7.18 ft at 2:00 AM PDT 22-May-2013. Flood Stage is 16.5 ft
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About this graph
Tabular Data
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts are not available for the Trask River near Tillamook. Only observed stages are available for this point.
Return to Area Map
Flood Categories (in feet)
Major Flood Stage:22
Moderate Flood Stage:0
Flood Stage:16.5
Action Stage:15

Historical Crests
(1) 23.20 ft on 02/08/1996
(2) 21.77 ft on 11/25/1999
(3) 21.32 ft on 12/27/1998
(4) 20.80 ft on 12/03/2007
(5) 19.60 ft on 11/07/2006
Show More Historical Crests

Low Water Records
(1) 6.04 ft on 10/04/1999
Show More Low Water Records
Legend
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 Collapse
22 ABOVE 22.0 FT...EXPECT MAJOR FLOODING ALONG THE LOWER TRASK RIVER. DAIRY FARMS...BUILDINGS...AND SOME RESIDENCES ADJACENT TO THE TRASK IN THE VICINITY OF HWY 101 WILL BE INUNDATED...WITH FLOOD WATER SEVERAL FEET DEEP IN THE LOWEST AREAS.
19 ABOVE 19.0 FT...EXPECT FLOODING ALONG THE LOWER TRASK RIVER. DAIRY FARMS...BUILDINGS...AND SOME RESIDENCES ADJACENT TO THE TRASK IN THE VICINITY OF HWY 101 WILL BE FLOODED.
16.5 ABOVE 16.5 FT...EXPECT SOME MINOR FLOODING ALONG THE LOWER TRASK RIVER. DAIRY FARMS...BUILDINGS...AND A FEW RESIDENCES ADJACENT TO THE TRASK IN THE VICINITY OF HWY 101 MAY BE THREATENED.
About This Location Collapse

Latitude: 45.446389° N, Longitude: 123.709167° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 16.5 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 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other 70 ft 86.5 ft  

Other 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.
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