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Hydrograph River at a Glance Download
North Fork Stillaguamish River near Arlington Stage (ft)Flow (kcfs)Observed: 4.78 ft at 7:45PM Oct 28, 2014Observed: 4.79 ft at 8:00PM Oct 28, 2014Observed: 4.83 ft at 8:15PM Oct 28, 2014Observed: 4.84 ft at 8:30PM Oct 28, 2014Observed: 4.88 ft at 8:45PM Oct 28, 2014Observed: 4.86 ft at 9:00PM Oct 28, 2014Observed: 4.87 ft at 9:15PM Oct 28, 2014Observed: 4.87 ft at 9:30PM Oct 28, 2014Observed: 4.86 ft at 9:45PM Oct 28, 2014Observed: 4.86 ft at 10:00PM Oct 28, 2014Observed: 4.85 ft at 10:15PM Oct 28, 2014Observed: 4.86 ft at 10:30PM Oct 28, 2014Observed: 4.84 ft at 10:45PM Oct 28, 2014Observed: 4.84 ft at 11:00PM Oct 28, 2014Observed: 4.85 ft at 11:15PM Oct 28, 2014Observed: 4.85 ft at 11:30PM Oct 28, 2014Observed: 4.84 ft at 11:45PM Oct 28, 2014Observed: 4.85 ft at 12:00AM Oct 29, 2014Observed: 4.85 ft at 12:15AM Oct 29, 2014Observed: 4.85 ft at 12:30AM Oct 29, 2014Observed: 4.86 ft at 12:45AM Oct 29, 2014Observed: 4.85 ft at 1:00AM Oct 29, 2014Observed: 4.85 ft at 1:15AM Oct 29, 2014Observed: 4.85 ft at 1:30AM Oct 29, 2014Observed: 4.86 ft at 1:45AM Oct 29, 2014Observed: 4.86 ft at 2:00AM Oct 29, 2014Observed: 4.9 ft at 2:15AM Oct 29, 2014Observed: 4.91 ft at 2:30AM Oct 29, 2014Observed: 4.91 ft at 2:45AM Oct 29, 2014Observed: 4.92 ft at 3:00AM Oct 29, 2014Observed: 4.95 ft at 3:15AM Oct 29, 2014Observed: 4.97 ft at 3:30AM Oct 29, 2014Observed: 4.99 ft at 3:45AM Oct 29, 2014Observed: 5.02 ft at 4:00AM Oct 29, 2014Observed: 5.07 ft at 4:15AM Oct 29, 2014Observed: 5.1 ft at 4:30AM Oct 29, 2014Observed: 5.19 ft at 4:45AM Oct 29, 2014Observed: 5.26 ft at 5:00AM Oct 29, 2014Observed: 5.33 ft at 5:15AM Oct 29, 2014Observed: 5.4 ft at 5:30AM Oct 29, 2014Observed: 5.51 ft at 5:45AM Oct 29, 2014Observed: 5.52 ft at 6:00AM Oct 29, 2014Observed: 5.56 ft at 6:15AM Oct 29, 2014Observed: 5.63 ft at 6:30AM Oct 29, 2014Observed: 5.62 ft at 6:45AM Oct 29, 2014Observed: 5.66 ft at 7:00AM Oct 29, 2014Observed: 5.65 ft at 7:15AM Oct 29, 2014Observed: 5.65 ft at 7:30AM Oct 29, 2014Observed: 5.63 ft at 7:45AM Oct 29, 2014Observed: 5.6 ft at 8:00AM Oct 29, 2014Observed: 5.6 ft at 8:15AM Oct 29, 2014Observed: 5.58 ft at 8:30AM Oct 29, 2014Observed: 5.57 ft at 8:45AM Oct 29, 2014Observed: 5.54 ft at 9:00AM Oct 29, 2014Observed: 5.57 ft at 9:15AM Oct 29, 2014Observed: 5.58 ft at 9:30AM Oct 29, 2014Observed: 5.61 ft at 9:45AM Oct 29, 2014Observed: 5.62 ft at 10:00AM Oct 29, 2014Observed: 5.63 ft at 10:15AM Oct 29, 2014Observed: 5.67 ft at 10:30AM Oct 29, 2014Observed: 5.7 ft at 10:45AM Oct 29, 2014Observed: 5.78 ft at 11:00AM Oct 29, 2014Observed: 5.85 ft at 11:15AM Oct 29, 2014Observed: 5.88 ft at 11:30AM Oct 29, 2014Observed: 5.91 ft at 11:45AM Oct 29, 2014Observed: 5.85 ft at 12:00PM Oct 29, 2014Observed: 5.97 ft at 12:15PM Oct 29, 2014Observed: 5.93 ft at 12:30PM Oct 29, 2014Observed: 5.88 ft at 12:45PM Oct 29, 2014Observed: 5.94 ft at 1:00PM Oct 29, 2014Observed: 5.93 ft at 1:15PM Oct 29, 2014Observed: 5.93 ft at 1:30PM Oct 29, 2014Observed: 5.92 ft at 1:45PM Oct 29, 2014Observed: 5.96 ft at 2:00PM Oct 29, 2014Observed: 5.89 ft at 2:15PM Oct 29, 2014Observed: 5.95 ft at 2:30PM Oct 29, 2014Observed: 5.98 ft at 2:45PM Oct 29, 2014Observed: 5.89 ft at 3:00PM Oct 29, 2014Observed: 5.87 ft at 3:15PM Oct 29, 2014Observed: 5.87 ft at 3:30PM Oct 29, 2014Observed: 5.87 ft at 3:45PM Oct 29, 2014Observed: 5.88 ft at 4:00PM Oct 29, 2014Observed: 5.85 ft at 4:15PM Oct 29, 2014Observed: 5.83 ft at 4:30PM Oct 29, 2014Observed: 5.8 ft at 4:45PM Oct 29, 2014Observed: 5.77 ft at 5:00PM Oct 29, 2014Observed: 5.8 ft at 5:15PM Oct 29, 2014Observed: 5.73 ft at 5:30PM Oct 29, 2014Observed: 5.74 ft at 5:45PM Oct 29, 2014Observed: 5.7 ft at 6:00PM Oct 29, 2014Observed: 5.63 ft at 6:15PM Oct 29, 2014Observed: 5.61 ft at 6:30PM Oct 29, 2014Observed: 5.59 ft at 6:45PM Oct 29, 2014Observed: 5.6 ft at 7:00PM Oct 29, 2014Observed: 5.56 ft at 7:15PM Oct 29, 2014Observed: 5.56 ft at 7:30PM Oct 29, 2014Observed: 5.49 ft at 7:45PM Oct 29, 2014Observed: 5.49 ft at 8:00PM Oct 29, 2014Observed: 5.47 ft at 8:15PM Oct 29, 2014Observed: 5.43 ft at 8:30PM Oct 29, 2014Observed: 5.42 ft at 8:45PM Oct 29, 2014Observed: 5.4 ft at 9:00PM Oct 29, 2014Observed: 5.38 ft at 9:15PM Oct 29, 2014Observed: 5.33 ft at 9:30PM Oct 29, 2014Observed: 5.33 ft at 9:45PM Oct 29, 2014Observed: 5.3 ft at 10:00PM Oct 29, 2014Observed: 5.31 ft at 10:15PM Oct 29, 2014Observed: 5.27 ft at 10:30PM Oct 29, 2014Observed: 5.27 ft at 10:45PM Oct 29, 2014Observed: 5.23 ft at 11:00PM Oct 29, 2014Observed: 5.22 ft at 11:15PM Oct 29, 2014Observed: 5.19 ft at 11:30PM Oct 29, 2014Observed: 5.17 ft at 11:45PM Oct 29, 2014Observed: 5.15 ft at 12:00AM Oct 30, 2014Observed: 5.13 ft at 12:15AM Oct 30, 2014Observed: 5.11 ft at 12:30AM Oct 30, 2014Observed: 5.1 ft at 12:45AM Oct 30, 2014Observed: 5.1 ft at 1:00AM Oct 30, 2014Observed: 5.07 ft at 1:15AM Oct 30, 2014Observed: 5.06 ft at 1:30AM Oct 30, 2014Observed: 5.04 ft at 1:45AM Oct 30, 2014Observed: 5.02 ft at 2:00AM Oct 30, 2014Observed: 5.01 ft at 2:15AM Oct 30, 2014Observed: 4.99 ft at 2:30AM Oct 30, 2014Observed: 4.98 ft at 2:45AM Oct 30, 2014Observed: 4.96 ft at 3:00AM Oct 30, 2014Observed: 4.98 ft at 3:15AM Oct 30, 2014Observed: 4.93 ft at 3:30AM Oct 30, 2014Observed: 4.95 ft at 3:45AM Oct 30, 2014Observed: 4.93 ft at 4:00AM Oct 30, 2014Observed: 4.89 ft at 4:15AM Oct 30, 2014Observed: 4.9 ft at 4:30AM Oct 30, 2014Observed: 4.89 ft at 4:45AM Oct 30, 2014Observed: 4.87 ft at 5:00AM Oct 30, 2014Observed: 4.85 ft at 5:15AM Oct 30, 2014Observed: 4.85 ft at 5:30AM Oct 30, 2014Observed: 4.82 ft at 5:45AM Oct 30, 2014Observed: 4.81 ft at 6:00AM Oct 30, 2014Observed: 4.79 ft at 6:15AM Oct 30, 2014Observed: 4.79 ft at 6:30AM Oct 30, 2014Observed: 4.79 ft at 6:45AM Oct 30, 2014Observed: 4.77 ft at 7:00AM Oct 30, 2014Observed: 4.76 ft at 7:15AM Oct 30, 2014Observed: 4.75 ft at 7:30AM Oct 30, 2014Observed: 4.73 ft at 7:45AM Oct 30, 2014Observed: 4.75 ft at 8:00AM Oct 30, 2014Observed: 4.73 ft at 8:15AM Oct 30, 2014Observed: 4.73 ft at 8:30AM Oct 30, 2014Observed: 4.71 ft at 8:45AM Oct 30, 2014Observed: 4.7 ft at 9:00AM Oct 30, 2014Observed: 4.68 ft at 9:15AM Oct 30, 2014Observed: 4.68 ft at 9:30AM Oct 30, 2014Observed: 4.66 ft at 9:45AM Oct 30, 2014Observed: 4.66 ft at 10:00AM Oct 30, 2014Observed: 4.67 ft at 10:15AM Oct 30, 2014Observed: 4.64 ft at 10:30AM Oct 30, 2014Observed: 4.66 ft at 10:45AM Oct 30, 2014Observed: 4.63 ft at 11:00AM Oct 30, 2014Observed: 4.61 ft at 11:15AM Oct 30, 2014Observed: 4.61 ft at 11:30AM Oct 30, 2014Observed: 4.61 ft at 11:45AM Oct 30, 2014Observed: 4.61 ft at 12:00PM Oct 30, 2014Observed: 4.6 ft at 12:15PM Oct 30, 2014Observed: 4.59 ft at 12:30PM Oct 30, 2014Observed: 4.57 ft at 12:45PM Oct 30, 2014Observed: 4.56 ft at 1:00PM Oct 30, 2014Observed: 4.57 ft at 1:15PM Oct 30, 2014Observed: 4.56 ft at 1:30PM Oct 30, 2014Observed: 4.57 ft at 1:45PM Oct 30, 2014Observed: 4.55 ft at 2:00PM Oct 30, 2014Observed: 4.56 ft at 2:15PM Oct 30, 2014Observed: 4.54 ft at 2:30PM Oct 30, 2014Observed: 4.55 ft at 2:45PM Oct 30, 2014Observed: 4.53 ft at 3:00PM Oct 30, 2014Observed: 4.53 ft at 3:15PM Oct 30, 2014Observed: 4.53 ft at 3:30PM Oct 30, 2014Observed: 4.53 ft at 3:45PM Oct 30, 2014Observed: 4.52 ft at 4:00PM Oct 30, 2014Observed: 4.52 ft at 4:15PM Oct 30, 2014Observed: 4.53 ft at 4:30PM Oct 30, 2014Observed: 4.53 ft at 4:45PM Oct 30, 2014Observed: 4.53 ft at 5:00PM Oct 30, 2014Observed: 4.52 ft at 5:15PM Oct 30, 2014Observed: 4.51 ft at 5:30PM Oct 30, 2014Observed: 4.54 ft at 5:45PM Oct 30, 2014Observed: 4.53 ft at 6:00PM Oct 30, 2014Observed: 4.54 ft at 6:15PM Oct 30, 2014Observed: 4.55 ft at 6:30PM Oct 30, 2014Observed: 4.54 ft at 6:45PM Oct 30, 2014Observed: 4.57 ft at 7:00PM Oct 30, 2014Observed: 4.58 ft at 7:15PM Oct 30, 2014Observed: 4.6 ft at 7:30PM Oct 30, 2014Observed: 4.63 ft at 7:45PM Oct 30, 2014Observed: 4.65 ft at 8:00PM Oct 30, 2014Observed: 4.65 ft at 8:15PM Oct 30, 2014Observed: 4.68 ft at 8:30PM Oct 30, 2014Observed: 4.72 ft at 8:45PM Oct 30, 2014Observed: 4.76 ft at 9:00PM Oct 30, 2014Observed: 4.78 ft at 9:15PM Oct 30, 2014Observed: 4.82 ft at 9:30PM Oct 30, 2014Observed: 4.88 ft at 9:45PM Oct 30, 2014Observed: 4.92 ft at 10:00PM Oct 30, 2014Observed: 4.96 ft at 10:15PM Oct 30, 2014Observed: 5.03 ft at 10:30PM Oct 30, 2014Observed: 5.08 ft at 10:45PM Oct 30, 2014Observed: 5.14 ft at 11:00PM Oct 30, 2014Observed: 5.22 ft at 11:15PM Oct 30, 2014Observed: 5.28 ft at 11:30PM Oct 30, 2014Observed: 5.38 ft at 11:45PM Oct 30, 2014Observed: 5.44 ft at 12:00AM Oct 31, 2014Observed: 5.47 ft at 12:15AM Oct 31, 2014Observed: 5.58 ft at 12:30AM Oct 31, 2014Observed: 5.64 ft at 12:45AM Oct 31, 2014Observed: 5.74 ft at 1:00AM Oct 31, 2014Observed: 5.81 ft at 1:15AM Oct 31, 2014Observed: 5.89 ft at 1:30AM Oct 31, 2014Observed: 5.97 ft at 1:45AM Oct 31, 2014Observed: 5.97 ft at 2:00AM Oct 31, 2014Observed: 6.09 ft at 2:15AM Oct 31, 2014Observed: 6.13 ft at 2:30AM Oct 31, 2014Observed: 6.24 ft at 2:45AM Oct 31, 2014Observed: 6.3 ft at 3:00AM Oct 31, 2014Observed: 6.35 ft at 3:15AM Oct 31, 2014Observed: 6.39 ft at 3:30AM Oct 31, 2014Observed: 6.52 ft at 3:45AM Oct 31, 2014Observed: 6.51 ft at 4:00AM Oct 31, 2014Observed: 6.56 ft at 4:15AM Oct 31, 2014Observed: 6.68 ft at 4:30AM Oct 31, 2014Observed: 6.74 ft at 4:45AM Oct 31, 2014Observed: 6.73 ft at 5:00AM Oct 31, 2014Observed: 6.8 ft at 5:15AM Oct 31, 2014Observed: 6.85 ft at 5:30AM Oct 31, 2014Observed: 6.88 ft at 5:45AM Oct 31, 2014Observed: 6.89 ft at 6:00AM Oct 31, 2014Observed: 6.86 ft at 6:15AM Oct 31, 2014Highest Observation: 6.93 ft at 6:30AM Oct 31, 2014Observed: 6.91 ft at 6:45AM Oct 31, 2014Observed: 6.84 ft at 7:00AM Oct 31, 2014Observed: 6.83 ft at 7:15AM Oct 31, 2014Observed: 6.88 ft at 7:30AM Oct 31, 2014Observed: 6.84 ft at 7:45AM Oct 31, 2014Observed: 6.81 ft at 8:00AM Oct 31, 2014Observed: 6.72 ft at 8:15AM Oct 31, 2014Observed: 6.73 ft at 8:30AM Oct 31, 2014Observed: 6.64 ft at 8:45AM Oct 31, 2014Observed: 6.65 ft at 9:00AM Oct 31, 2014Observed: 6.61 ft at 9:15AM Oct 31, 2014Observed: 6.64 ft at 9:30AM Oct 31, 2014Observed: 6.57 ft at 9:45AM Oct 31, 2014Observed: 6.63 ft at 10:00AM Oct 31, 2014Observed: 6.59 ft at 10:15AM Oct 31, 2014Observed: 6.52 ft at 10:30AM Oct 31, 2014Observed: 6.54 ft at 10:45AM Oct 31, 2014Observed: 6.51 ft at 11:00AM Oct 31, 2014Observed: 6.45 ft at 11:15AM Oct 31, 2014Observed: 6.47 ft at 11:30AM Oct 31, 2014Observed: 6.46 ft at 11:45AM Oct 31, 2014Observed: 6.47 ft at 12:00PM Oct 31, 2014Observed: 6.45 ft at 12:15PM Oct 31, 2014Observed: 6.41 ft at 12:30PM Oct 31, 2014Observed: 6.41 ft at 12:45PM Oct 31, 2014Observed: 6.4 ft at 1:00PM Oct 31, 2014Observed: 6.37 ft at 1:15PM Oct 31, 2014Observed: 6.41 ft at 1:30PM Oct 31, 2014Observed: 6.38 ft at 1:45PM Oct 31, 2014Observed: 6.38 ft at 2:00PM Oct 31, 2014Observed: 6.4 ft at 2:15PM Oct 31, 2014Observed: 6.45 ft at 2:30PM Oct 31, 2014Observed: 6.41 ft at 2:45PM Oct 31, 2014Observed: 6.39 ft at 3:00PM Oct 31, 2014Observed: 6.38 ft at 3:15PM Oct 31, 2014Observed: 6.45 ft at 3:30PM Oct 31, 2014Observed: 6.42 ft at 3:45PM Oct 31, 2014Observed: 6.48 ft at 4:00PM Oct 31, 2014Observed: 6.49 ft at 4:15PM Oct 31, 2014Observed: 6.46 ft at 4:30PM Oct 31, 2014Observed: 6.45 ft at 4:45PM Oct 31, 2014Observed: 6.46 ft at 5:00PM Oct 31, 2014Observed: 6.47 ft at 5:15PM Oct 31, 2014Observed: 6.47 ft at 5:30PM Oct 31, 2014Observed: 6.46 ft at 5:45PM Oct 31, 2014Observed: 6.47 ft at 6:00PM Oct 31, 2014Observed: 6.44 ft at 6:15PM Oct 31, 2014Forecast: 5.75 ft 11:00PM Oct 31, 2014Forecast: 5.22 ft 5:00AM Nov 01, 2014Forecast: 4.89 ft 11:00AM Nov 01, 2014Forecast: 4.65 ft 5:00PM Nov 01, 2014Forecast: 4.49 ft 11:00PM Nov 01, 2014Forecast: 4.37 ft 4:00AM Nov 02, 2014Forecast: 4.26 ft 10:00AM Nov 02, 2014Forecast: 4.16 ft 4:00PM Nov 02, 2014Forecast: 4.15 ft 10:00PM Nov 02, 2014Forecast: 4.29 ft 4:00AM Nov 03, 2014Forecast: 4.41 ft 10:00AM Nov 03, 2014Forecast: 4.49 ft 4:00PM Nov 03, 2014Forecast: 4.65 ft 10:00PM Nov 03, 2014Forecast: 5.17 ft 4:00AM Nov 04, 2014Forecast: 6.14 ft 10:00AM Nov 04, 2014Highest Forecast: 6.45 ft 4:00PM Nov 04, 2014Forecast: 5.9 ft 10:00PM Nov 04, 2014Forecast: 5.45 ft 4:00AM Nov 05, 2014Forecast: 5.49 ft 10:00AM Nov 05, 2014Forecast: 5.8 ft 4:00PM Nov 05, 2014USGS--Water Resources of the United StatesARGW1(plotting HGIRG) Graph Created (7:32PM Oct 31, 2014)ObservedForecast (issued 5:26PM Oct 31)Latest observed value: 6.44 ft at 6:15 PM PDT 31-Oct-2014. Flood Stage is 13 ft
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About this graph
Tabular Data (UTC)
Tabular Data (PDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: River forecasts for this location take into account past and future precipitation. Forecast stages may be different if forecast future rainfall does not occur.

Reliability of the Forecast: Based on current and forecast river, weather and reservoir conditions

NOTE: Forecasts for the North Fork Stillaguamish River near Arlington are issued routinely year-round.

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Upstream Gauge - at Oso Upstream Gauge Downstream Gauge Downstream Gauge - at Arlington
Flood Categories (in feet)
Major Flood Stage:15
Moderate Flood Stage:14
Flood Stage:13
Action Stage:0

Historical Crests
(1) 15.59 ft on 12/12/2010
(2) 15.20 ft on 11/24/1990
(3) 15.12 ft on 01/08/2009
(4) 14.84 ft on 02/08/1996
(5) 14.81 ft on 10/21/2003
Show More Historical Crests

(P): Preliminary values subject to further review.

Low Water Records
Zoom Level:16
KML Image
Gauge LocationGauge Map Marker
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
If you notice any errors in the below information, please contact our Webmaster
15 the North Fork Stillaguamish River will cause extensive flooding from near Darrington downstream to the confluence with the South Fork Stillaguamish River...including Oso...Cicero...Swede Heaven and SR 530. Flood waters will also cause riverbank erosion. Flooding will occur all along the river including headwaters...tributaries...and other streams within and near the N Fork Stillaguamish River Basin. A stage of 15 feet corresponds to Phase 4 in the Snohomish County Flood Warning System.
14 the North Fork Stillaguamish River will cause flooding in the Cicero and Swede Heaven areas...Oso Loop Road...and SR 530. Flood waters will also cause riverbank erosion. A stage of 14 feet corresponds to Phase 3 in the Snohomish County Flood Warning Ssystem.
13 the North Fork Stillaguamish River will cause flooding of Oso Loop Road and cause minor riverbank erosion. A stage of 13 feet corresponds to Phase 2 in the Snohomish County Flood Warning System.
About This Location Collapse

Latitude: 48.261667° N, Longitude: 122.046389° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 13 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 89.34 ft 102.34 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:

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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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(206) 526-6087
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Page last modified: 5-Aug-2014 6:36 PM
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