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Hydrograph River at a Glance Download
South Fork Snoqualmie River near South Fork Snoqualmie R near Garcia Stage (ft)Flow (kcfs)Observed: 11.18 ft at 9:00AM Jul 01, 2020Observed: 11.18 ft at 9:15AM Jul 01, 2020Observed: 11.19 ft at 9:30AM Jul 01, 2020Observed: 11.18 ft at 9:45AM Jul 01, 2020Observed: 11.18 ft at 10:00AM Jul 01, 2020Observed: 11.18 ft at 10:15AM Jul 01, 2020Observed: 11.19 ft at 10:30AM Jul 01, 2020Observed: 11.18 ft at 10:45AM Jul 01, 2020Observed: 11.18 ft at 11:00AM Jul 01, 2020Observed: 11.18 ft at 11:15AM Jul 01, 2020Observed: 11.19 ft at 11:30AM Jul 01, 2020Observed: 11.18 ft at 11:45AM Jul 01, 2020Observed: 11.18 ft at 12:00PM Jul 01, 2020Observed: 11.18 ft at 12:15PM Jul 01, 2020Observed: 11.17 ft at 12:30PM Jul 01, 2020Observed: 11.17 ft at 12:45PM Jul 01, 2020Observed: 11.17 ft at 1:00PM Jul 01, 2020Observed: 11.18 ft at 1:15PM Jul 01, 2020Observed: 11.18 ft at 1:30PM Jul 01, 2020Observed: 11.17 ft at 1:45PM Jul 01, 2020Observed: 11.17 ft at 2:00PM Jul 01, 2020Observed: 11.17 ft at 2:15PM Jul 01, 2020Observed: 11.17 ft at 2:30PM Jul 01, 2020Observed: 11.17 ft at 2:45PM Jul 01, 2020Observed: 11.18 ft at 3:00PM Jul 01, 2020Observed: 11.18 ft at 3:15PM Jul 01, 2020Observed: 11.17 ft at 3:30PM Jul 01, 2020Observed: 11.17 ft at 3:45PM Jul 01, 2020Observed: 11.16 ft at 4:00PM Jul 01, 2020Observed: 11.17 ft at 4:15PM Jul 01, 2020Observed: 11.16 ft at 4:30PM Jul 01, 2020Observed: 11.17 ft at 4:45PM Jul 01, 2020Observed: 11.17 ft at 5:00PM Jul 01, 2020Observed: 11.17 ft at 5:15PM Jul 01, 2020Observed: 11.17 ft at 5:30PM Jul 01, 2020Observed: 11.18 ft at 5:45PM Jul 01, 2020Observed: 11.18 ft at 6:00PM Jul 01, 2020Observed: 11.17 ft at 6:15PM Jul 01, 2020Observed: 11.18 ft at 6:30PM Jul 01, 2020Observed: 11.18 ft at 6:45PM Jul 01, 2020Observed: 11.18 ft at 7:00PM Jul 01, 2020Observed: 11.18 ft at 7:15PM Jul 01, 2020Observed: 11.17 ft at 7:30PM Jul 01, 2020Observed: 11.18 ft at 7:45PM Jul 01, 2020Observed: 11.18 ft at 8:00PM Jul 01, 2020Observed: 11.19 ft at 8:15PM Jul 01, 2020Observed: 11.18 ft at 8:30PM Jul 01, 2020Observed: 11.19 ft at 8:45PM Jul 01, 2020Observed: 11.18 ft at 9:00PM Jul 01, 2020Observed: 11.2 ft at 9:15PM Jul 01, 2020Observed: 11.19 ft at 9:30PM Jul 01, 2020Observed: 11.19 ft at 9:45PM Jul 01, 2020Observed: 11.2 ft at 10:00PM Jul 01, 2020Observed: 11.21 ft at 10:15PM Jul 01, 2020Observed: 11.21 ft at 10:30PM Jul 01, 2020Observed: 11.21 ft at 10:45PM Jul 01, 2020Observed: 11.22 ft at 11:00PM Jul 01, 2020Observed: 11.22 ft at 11:15PM Jul 01, 2020Observed: 11.23 ft at 11:30PM Jul 01, 2020Observed: 11.22 ft at 11:45PM Jul 01, 2020Observed: 11.23 ft at 12:00AM Jul 02, 2020Observed: 11.24 ft at 12:15AM Jul 02, 2020Observed: 11.24 ft at 12:30AM Jul 02, 2020Observed: 11.24 ft at 12:45AM Jul 02, 2020Observed: 11.24 ft at 1:00AM Jul 02, 2020Observed: 11.25 ft at 1:15AM Jul 02, 2020Observed: 11.24 ft at 1:30AM Jul 02, 2020Observed: 11.26 ft at 1:45AM Jul 02, 2020Observed: 11.25 ft at 2:00AM Jul 02, 2020Observed: 11.26 ft at 2:15AM Jul 02, 2020Observed: 11.25 ft at 2:30AM Jul 02, 2020Observed: 11.25 ft at 2:45AM Jul 02, 2020Observed: 11.26 ft at 3:00AM Jul 02, 2020Observed: 11.26 ft at 3:15AM Jul 02, 2020Observed: 11.26 ft at 3:30AM Jul 02, 2020Observed: 11.26 ft at 3:45AM Jul 02, 2020Observed: 11.26 ft at 4:00AM Jul 02, 2020Highest Observation: 11.27 ft at 4:15AM Jul 02, 2020Observed: 11.26 ft at 4:30AM Jul 02, 2020Observed: 11.26 ft at 4:45AM Jul 02, 2020Observed: 11.26 ft at 5:00AM Jul 02, 2020Highest Observation: 11.27 ft at 5:15AM Jul 02, 2020Highest Observation: 11.27 ft at 5:30AM Jul 02, 2020Highest Observation: 11.27 ft at 5:45AM Jul 02, 2020Highest Observation: 11.27 ft at 6:00AM Jul 02, 2020Highest Observation: 11.27 ft at 6:15AM Jul 02, 2020Highest Observation: 11.27 ft at 6:30AM Jul 02, 2020Highest Observation: 11.27 ft at 6:45AM Jul 02, 2020Highest Observation: 11.27 ft at 7:00AM Jul 02, 2020Highest Observation: 11.27 ft at 7:15AM Jul 02, 2020Observed: 11.26 ft at 7:30AM Jul 02, 2020Highest Observation: 11.27 ft at 7:45AM Jul 02, 2020Observed: 11.26 ft at 8:00AM Jul 02, 2020Highest Observation: 11.27 ft at 8:15AM Jul 02, 2020Highest Observation: 11.27 ft at 8:30AM Jul 02, 2020Observed: 11.26 ft at 8:45AM Jul 02, 2020Highest Observation: 11.27 ft at 9:00AM Jul 02, 2020Highest Observation: 11.27 ft at 9:15AM Jul 02, 2020Observed: 11.26 ft at 9:30AM Jul 02, 2020Observed: 11.25 ft at 9:45AM Jul 02, 2020Observed: 11.26 ft at 10:00AM Jul 02, 2020Observed: 11.26 ft at 10:15AM Jul 02, 2020Observed: 11.26 ft at 10:30AM Jul 02, 2020Observed: 11.26 ft at 10:45AM Jul 02, 2020Observed: 11.25 ft at 11:00AM Jul 02, 2020Observed: 11.25 ft at 11:15AM Jul 02, 2020Observed: 11.26 ft at 11:30AM Jul 02, 2020Observed: 11.25 ft at 11:45AM Jul 02, 2020Observed: 11.25 ft at 12:00PM Jul 02, 2020Observed: 11.24 ft at 12:15PM Jul 02, 2020Observed: 11.25 ft at 12:30PM Jul 02, 2020Observed: 11.24 ft at 12:45PM Jul 02, 2020Observed: 11.24 ft at 1:00PM Jul 02, 2020Observed: 11.25 ft at 1:15PM Jul 02, 2020Observed: 11.24 ft at 1:30PM Jul 02, 2020Observed: 11.24 ft at 1:45PM Jul 02, 2020Observed: 11.23 ft at 2:00PM Jul 02, 2020Observed: 11.23 ft at 2:15PM Jul 02, 2020Observed: 11.23 ft at 2:30PM Jul 02, 2020Observed: 11.24 ft at 2:45PM Jul 02, 2020Observed: 11.23 ft at 3:00PM Jul 02, 2020Observed: 11.23 ft at 3:15PM Jul 02, 2020Observed: 11.23 ft at 3:30PM Jul 02, 2020Observed: 11.23 ft at 3:45PM Jul 02, 2020Observed: 11.23 ft at 4:00PM Jul 02, 2020Observed: 11.23 ft at 4:15PM Jul 02, 2020Observed: 11.23 ft at 4:30PM Jul 02, 2020Observed: 11.23 ft at 4:45PM Jul 02, 2020Observed: 11.22 ft at 5:00PM Jul 02, 2020Observed: 11.22 ft at 5:15PM Jul 02, 2020Observed: 11.22 ft at 5:30PM Jul 02, 2020Observed: 11.21 ft at 5:45PM Jul 02, 2020Observed: 11.21 ft at 6:00PM Jul 02, 2020Observed: 11.22 ft at 6:15PM Jul 02, 2020Observed: 11.22 ft at 6:30PM Jul 02, 2020Observed: 11.21 ft at 6:45PM Jul 02, 2020Observed: 11.21 ft at 7:00PM Jul 02, 2020Observed: 11.21 ft at 7:15PM Jul 02, 2020Observed: 11.21 ft at 7:30PM Jul 02, 2020Observed: 11.21 ft at 7:45PM Jul 02, 2020Observed: 11.2 ft at 8:00PM Jul 02, 2020Observed: 11.21 ft at 8:15PM Jul 02, 2020Observed: 11.2 ft at 8:30PM Jul 02, 2020Observed: 11.2 ft at 8:45PM Jul 02, 2020Observed: 11.2 ft at 9:00PM Jul 02, 2020Observed: 11.2 ft at 9:15PM Jul 02, 2020Observed: 11.2 ft at 9:30PM Jul 02, 2020Observed: 11.2 ft at 9:45PM Jul 02, 2020Observed: 11.19 ft at 10:00PM Jul 02, 2020Observed: 11.2 ft at 10:15PM Jul 02, 2020Observed: 11.19 ft at 10:30PM Jul 02, 2020Observed: 11.19 ft at 10:45PM Jul 02, 2020Observed: 11.19 ft at 11:00PM Jul 02, 2020Observed: 11.19 ft at 11:15PM Jul 02, 2020Observed: 11.18 ft at 11:30PM Jul 02, 2020Observed: 11.19 ft at 11:45PM Jul 02, 2020Observed: 11.19 ft at 12:00AM Jul 03, 2020Observed: 11.18 ft at 12:15AM Jul 03, 2020Observed: 11.18 ft at 12:30AM Jul 03, 2020Observed: 11.18 ft at 12:45AM Jul 03, 2020Observed: 11.18 ft at 1:00AM Jul 03, 2020Observed: 11.17 ft at 1:15AM Jul 03, 2020Observed: 11.18 ft at 1:30AM Jul 03, 2020Observed: 11.18 ft at 1:45AM Jul 03, 2020Observed: 11.18 ft at 2:00AM Jul 03, 2020Observed: 11.18 ft at 2:15AM Jul 03, 2020Observed: 11.17 ft at 2:30AM Jul 03, 2020Observed: 11.18 ft at 2:45AM Jul 03, 2020Observed: 11.18 ft at 3:00AM Jul 03, 2020Observed: 11.17 ft at 3:15AM Jul 03, 2020Observed: 11.17 ft at 3:30AM Jul 03, 2020Observed: 11.17 ft at 3:45AM Jul 03, 2020Observed: 11.17 ft at 4:00AM Jul 03, 2020Observed: 11.17 ft at 4:15AM Jul 03, 2020Observed: 11.16 ft at 4:30AM Jul 03, 2020Observed: 11.17 ft at 4:45AM Jul 03, 2020Observed: 11.16 ft at 5:00AM Jul 03, 2020Observed: 11.17 ft at 5:15AM Jul 03, 2020Observed: 11.16 ft at 5:30AM Jul 03, 2020Observed: 11.16 ft at 5:45AM Jul 03, 2020Observed: 11.16 ft at 6:00AM Jul 03, 2020Observed: 11.16 ft at 6:15AM Jul 03, 2020Observed: 11.16 ft at 6:30AM Jul 03, 2020Observed: 11.16 ft at 6:45AM Jul 03, 2020Observed: 11.16 ft at 7:00AM Jul 03, 2020Observed: 11.15 ft at 7:15AM Jul 03, 2020Observed: 11.15 ft at 7:30AM Jul 03, 2020Observed: 11.15 ft at 7:45AM Jul 03, 2020Observed: 11.16 ft at 8:00AM Jul 03, 2020Observed: 11.15 ft at 8:15AM Jul 03, 2020Observed: 11.15 ft at 8:30AM Jul 03, 2020Observed: 11.15 ft at 8:45AM Jul 03, 2020Observed: 11.14 ft at 9:00AM Jul 03, 2020Observed: 11.15 ft at 9:15AM Jul 03, 2020Observed: 11.14 ft at 9:30AM Jul 03, 2020Observed: 11.15 ft at 9:45AM Jul 03, 2020Observed: 11.15 ft at 10:00AM Jul 03, 2020Observed: 11.14 ft at 10:15AM Jul 03, 2020Observed: 11.14 ft at 10:30AM Jul 03, 2020Observed: 11.14 ft at 10:45AM Jul 03, 2020Observed: 11.14 ft at 11:00AM Jul 03, 2020Observed: 11.14 ft at 11:15AM Jul 03, 2020Observed: 11.15 ft at 11:30AM Jul 03, 2020Observed: 11.14 ft at 11:45AM Jul 03, 2020Observed: 11.13 ft at 12:00PM Jul 03, 2020Observed: 11.13 ft at 12:15PM Jul 03, 2020Observed: 11.13 ft at 12:30PM Jul 03, 2020Observed: 11.14 ft at 12:45PM Jul 03, 2020Observed: 11.13 ft at 1:00PM Jul 03, 2020Observed: 11.13 ft at 1:15PM Jul 03, 2020Observed: 11.13 ft at 1:30PM Jul 03, 2020Observed: 11.12 ft at 1:45PM Jul 03, 2020Observed: 11.13 ft at 2:00PM Jul 03, 2020Observed: 11.13 ft at 2:15PM Jul 03, 2020Observed: 11.12 ft at 2:30PM Jul 03, 2020Observed: 11.13 ft at 2:45PM Jul 03, 2020Observed: 11.13 ft at 3:00PM Jul 03, 2020Observed: 11.12 ft at 3:15PM Jul 03, 2020Observed: 11.12 ft at 3:30PM Jul 03, 2020Observed: 11.11 ft at 3:45PM Jul 03, 2020Observed: 11.12 ft at 4:00PM Jul 03, 2020Observed: 11.11 ft at 4:15PM Jul 03, 2020Observed: 11.11 ft at 4:30PM Jul 03, 2020Observed: 11.12 ft at 4:45PM Jul 03, 2020Observed: 11.11 ft at 5:00PM Jul 03, 2020Observed: 11.11 ft at 5:15PM Jul 03, 2020Observed: 11.11 ft at 5:30PM Jul 03, 2020Observed: 11.11 ft at 5:45PM Jul 03, 2020Observed: 11.11 ft at 6:00PM Jul 03, 2020Observed: 11.11 ft at 6:15PM Jul 03, 2020Observed: 11.11 ft at 6:30PM Jul 03, 2020Observed: 11.1 ft at 6:45PM Jul 03, 2020Observed: 11.1 ft at 7:00PM Jul 03, 2020Observed: 11.11 ft at 7:15PM Jul 03, 2020Observed: 11.1 ft at 7:30PM Jul 03, 2020Observed: 11.1 ft at 7:45PM Jul 03, 2020Observed: 11.1 ft at 8:00PM Jul 03, 2020Observed: 11.1 ft at 8:15PM Jul 03, 2020Observed: 11.11 ft at 8:30PM Jul 03, 2020Observed: 11.1 ft at 8:45PM Jul 03, 2020Observed: 11.1 ft at 9:00PM Jul 03, 2020Observed: 11.1 ft at 9:15PM Jul 03, 2020Observed: 11.1 ft at 9:30PM Jul 03, 2020Observed: 11.1 ft at 9:45PM Jul 03, 2020Observed: 11.09 ft at 10:00PM Jul 03, 2020Observed: 11.1 ft at 10:15PM Jul 03, 2020Observed: 11.1 ft at 10:30PM Jul 03, 2020Observed: 11.1 ft at 10:45PM Jul 03, 2020Observed: 11.1 ft at 11:00PM Jul 03, 2020Observed: 11.09 ft at 11:15PM Jul 03, 2020Observed: 11.1 ft at 11:30PM Jul 03, 2020Observed: 11.1 ft at 11:45PM Jul 03, 2020Observed: 11.1 ft at 12:00AM Jul 04, 2020Observed: 11.09 ft at 12:15AM Jul 04, 2020Observed: 11.1 ft at 12:30AM Jul 04, 2020Observed: 11.09 ft at 12:45AM Jul 04, 2020Observed: 11.09 ft at 1:00AM Jul 04, 2020Observed: 11.09 ft at 1:15AM Jul 04, 2020Observed: 11.09 ft at 1:30AM Jul 04, 2020Observed: 11.09 ft at 1:45AM Jul 04, 2020Observed: 11.09 ft at 2:00AM Jul 04, 2020Observed: 11.09 ft at 2:15AM Jul 04, 2020Observed: 11.1 ft at 2:30AM Jul 04, 2020Observed: 11.1 ft at 2:45AM Jul 04, 2020Observed: 11.09 ft at 3:00AM Jul 04, 2020Observed: 11.09 ft at 3:15AM Jul 04, 2020Observed: 11.09 ft at 3:30AM Jul 04, 2020Observed: 11.09 ft at 3:45AM Jul 04, 2020Observed: 11.09 ft at 4:00AM Jul 04, 2020Observed: 11.09 ft at 4:15AM Jul 04, 2020Observed: 11.09 ft at 4:30AM Jul 04, 2020Observed: 11.09 ft at 4:45AM Jul 04, 2020Observed: 11.09 ft at 5:00AM Jul 04, 2020Observed: 11.09 ft at 5:15AM Jul 04, 2020Observed: 11.09 ft at 5:30AM Jul 04, 2020Observed: 11.09 ft at 5:45AM Jul 04, 2020Observed: 11.09 ft at 6:00AM Jul 04, 2020Observed: 11.09 ft at 6:15AM Jul 04, 2020Observed: 11.09 ft at 6:30AM Jul 04, 2020Observed: 11.09 ft at 6:45AM Jul 04, 2020Observed: 11.08 ft at 7:00AM Jul 04, 2020Observed: 11.09 ft at 7:15AM Jul 04, 2020Observed: 11.08 ft at 7:30AM Jul 04, 2020Observed: 11.09 ft at 7:45AM Jul 04, 2020Observed: 11.08 ft at 8:00AM Jul 04, 2020Observed: 11.09 ft at 8:15AM Jul 04, 2020Highest Forecast: 11.06 ft 11:00AM Jul 04, 2020Forecast: 11.03 ft 5:00PM Jul 04, 2020Forecast: 11 ft 11:00PM Jul 04, 2020Forecast: 10.98 ft 5:00AM Jul 05, 2020Forecast: 10.96 ft 11:00AM Jul 05, 2020Forecast: 10.94 ft 5:00PM Jul 05, 2020Forecast: 10.92 ft 11:00PM Jul 05, 2020Forecast: 10.9 ft 5:00AM Jul 06, 2020Forecast: 10.88 ft 11:00AM Jul 06, 2020Forecast: 10.86 ft 5:00PM Jul 06, 2020Forecast: 10.84 ft 11:00PM Jul 06, 2020Forecast: 10.83 ft 5:00AM Jul 07, 2020Forecast: 10.81 ft 11:00AM Jul 07, 2020Forecast: 10.82 ft 5:00PM Jul 07, 2020Forecast: 10.83 ft 11:00PM Jul 07, 2020Forecast: 10.81 ft 5:00AM Jul 08, 2020Forecast: 10.8 ft 11:00AM Jul 08, 2020Forecast: 10.79 ft 5:00PM Jul 08, 2020Forecast: 10.78 ft 11:00PM Jul 08, 2020Forecast: 10.77 ft 5:00AM Jul 09, 2020USGS--Water Resources of the United StatesGARW1(plotting HGIRG) Graph Created (8:49AM Jul 4, 2020)ObservedForecast (issued 7:54AM Jul 4)Latest observed value: 11.09 ft at 8:15 AM PDT 4-Jul-2020.
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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. The stages/flows that will occur may be different if future rainfall is different than forecast.

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

NOTE: Forecasts for the South Fork Snoqualmie River near South Fork Snoqualmie R near Garcia are issued routinely year-round.

Return to Area Map
Flood Categories (in feet)
Not Available

Historic Crests
(1) 8,910 cfs on 11/06/2006
(2) 7,440 cfs on 01/07/2009
(3) 6,370 cfs on 11/12/2008
(4) 5,450 cfs on 11/18/2003
(5) 5,440 cfs on 01/17/2011
(6) 4,960 cfs on 12/15/1999
(7) 4,540 cfs on 12/11/2004
(8) 4,460 cfs on 01/18/2005
(9) 4,070 cfs on 01/30/2003
(10) 3,750 cfs on 03/31/2011
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 3,040 cfs on 02/22/2012
(2) 3,470 cfs on 12/29/2011
(3) 1,960 cfs on 05/15/2011
(4) 3,750 cfs on 03/31/2011
(5) 5,440 cfs on 01/17/2011
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
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.
About This Location Collapse

Latitude: 47.415278° N, Longitude: 121.586111° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft Not Available 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 Not Available Not Available  

Current/Historical Observations:

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Hydrologic Resources Additional Resources
Collaborative Agencies Collapse
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: 1-Mar-2019 12:32 AM
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