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Hydrograph River at a Glance Download
Klamath River near Seiad Valley Stage (ft)Flow (cfs)Observed: 12.11 ft at 9:15PM Mar 21, 2017Observed: 12.17 ft at 9:30PM Mar 21, 2017Observed: 12.17 ft at 9:45PM Mar 21, 2017Observed: 12.06 ft at 10:00PM Mar 21, 2017Observed: 12.23 ft at 10:15PM Mar 21, 2017Observed: 12.18 ft at 10:30PM Mar 21, 2017Observed: 12.23 ft at 10:45PM Mar 21, 2017Observed: 12.23 ft at 11:00PM Mar 21, 2017Observed: 12.16 ft at 11:15PM Mar 21, 2017Observed: 12.23 ft at 11:30PM Mar 21, 2017Observed: 12.19 ft at 11:45PM Mar 21, 2017Observed: 12.24 ft at 12:00AM Mar 22, 2017Observed: 12.25 ft at 12:15AM Mar 22, 2017Observed: 12.16 ft at 12:30AM Mar 22, 2017Observed: 12.29 ft at 12:45AM Mar 22, 2017Observed: 12.28 ft at 1:00AM Mar 22, 2017Observed: 12.32 ft at 1:15AM Mar 22, 2017Observed: 12.25 ft at 1:30AM Mar 22, 2017Observed: 12.3 ft at 1:45AM Mar 22, 2017Observed: 12.22 ft at 2:00AM Mar 22, 2017Observed: 12.25 ft at 2:15AM Mar 22, 2017Observed: 12.26 ft at 2:30AM Mar 22, 2017Observed: 12.31 ft at 2:45AM Mar 22, 2017Observed: 12.23 ft at 3:00AM Mar 22, 2017Observed: 12.29 ft at 3:15AM Mar 22, 2017Observed: 12.3 ft at 3:30AM Mar 22, 2017Observed: 12.3 ft at 3:45AM Mar 22, 2017Observed: 12.29 ft at 4:00AM Mar 22, 2017Highest Observation: 12.4 ft at 4:15AM Mar 22, 2017Observed: 12.28 ft at 4:30AM Mar 22, 2017Observed: 12.32 ft at 4:45AM Mar 22, 2017Observed: 12.24 ft at 5:00AM Mar 22, 2017Observed: 12.23 ft at 5:15AM Mar 22, 2017Observed: 12.19 ft at 5:30AM Mar 22, 2017Observed: 12.26 ft at 5:45AM Mar 22, 2017Observed: 12.3 ft at 6:00AM Mar 22, 2017Observed: 12.27 ft at 6:15AM Mar 22, 2017Observed: 12.24 ft at 6:30AM Mar 22, 2017Observed: 12.25 ft at 6:45AM Mar 22, 2017Observed: 12.25 ft at 7:00AM Mar 22, 2017Observed: 12.26 ft at 7:15AM Mar 22, 2017Observed: 12.26 ft at 7:30AM Mar 22, 2017Observed: 12.22 ft at 7:45AM Mar 22, 2017Observed: 12.21 ft at 8:00AM Mar 22, 2017Observed: 12.2 ft at 8:15AM Mar 22, 2017Observed: 12.2 ft at 8:30AM Mar 22, 2017Observed: 12.25 ft at 8:45AM Mar 22, 2017Observed: 12.26 ft at 9:00AM Mar 22, 2017Observed: 12.18 ft at 9:15AM Mar 22, 2017Observed: 12.14 ft at 9:30AM Mar 22, 2017Observed: 12.11 ft at 9:45AM Mar 22, 2017Observed: 12.16 ft at 10:00AM Mar 22, 2017Observed: 11.83 ft at 11:15AM Mar 23, 2017Observed: 11.81 ft at 11:30AM Mar 23, 2017Observed: 11.87 ft at 11:45AM Mar 23, 2017Observed: 11.73 ft at 12:00PM Mar 23, 2017Observed: 11.7 ft at 12:15PM Mar 23, 2017Observed: 11.86 ft at 12:30PM Mar 23, 2017Observed: 11.74 ft at 12:45PM Mar 23, 2017Observed: 11.8 ft at 1:00PM Mar 23, 2017Observed: 11.76 ft at 1:15PM Mar 23, 2017Observed: 11.84 ft at 1:30PM Mar 23, 2017Observed: 11.73 ft at 1:45PM Mar 23, 2017Observed: 11.75 ft at 2:00PM Mar 23, 2017Observed: 11.75 ft at 2:15PM Mar 23, 2017Observed: 11.74 ft at 2:30PM Mar 23, 2017Observed: 11.77 ft at 2:45PM Mar 23, 2017Observed: 11.74 ft at 3:00PM Mar 23, 2017Observed: 11.77 ft at 3:15PM Mar 23, 2017Observed: 11.74 ft at 3:30PM Mar 23, 2017Observed: 11.82 ft at 3:45PM Mar 23, 2017Observed: 11.73 ft at 4:00PM Mar 23, 2017Observed: 11.76 ft at 4:15PM Mar 23, 2017Observed: 11.76 ft at 4:30PM Mar 23, 2017Observed: 11.73 ft at 4:45PM Mar 23, 2017Observed: 11.69 ft at 5:00PM Mar 23, 2017Observed: 11.73 ft at 5:15PM Mar 23, 2017Observed: 11.67 ft at 5:30PM Mar 23, 2017Observed: 11.62 ft at 5:45PM Mar 23, 2017Observed: 11.72 ft at 6:00PM Mar 23, 2017Observed: 11.7 ft at 6:15PM Mar 23, 2017Observed: 11.7 ft at 6:30PM Mar 23, 2017Observed: 11.73 ft at 6:45PM Mar 23, 2017Observed: 11.69 ft at 7:00PM Mar 23, 2017Observed: 11.62 ft at 7:15PM Mar 23, 2017Observed: 11.63 ft at 7:30PM Mar 23, 2017Observed: 11.61 ft at 7:45PM Mar 23, 2017Observed: 11.7 ft at 8:00PM Mar 23, 2017Observed: 11.54 ft at 8:15PM Mar 23, 2017Observed: 11.65 ft at 8:30PM Mar 23, 2017Observed: 11.6 ft at 8:45PM Mar 23, 2017Observed: 11.64 ft at 9:00PM Mar 23, 2017Observed: 11.59 ft at 9:15PM Mar 23, 2017Observed: 11.6 ft at 9:30PM Mar 23, 2017Observed: 11.67 ft at 9:45PM Mar 23, 2017Observed: 11.62 ft at 10:00PM Mar 23, 2017Observed: 11.63 ft at 10:15PM Mar 23, 2017Observed: 11.61 ft at 10:30PM Mar 23, 2017Observed: 11.61 ft at 10:45PM Mar 23, 2017Observed: 11.58 ft at 11:00PM Mar 23, 2017Observed: 11.57 ft at 11:15PM Mar 23, 2017Observed: 11.6 ft at 11:30PM Mar 23, 2017Observed: 11.6 ft at 11:45PM Mar 23, 2017Observed: 11.6 ft at 12:00AM Mar 24, 2017Observed: 11.57 ft at 12:15AM Mar 24, 2017Observed: 11.51 ft at 12:30AM Mar 24, 2017Observed: 11.54 ft at 12:45AM Mar 24, 2017Observed: 11.54 ft at 1:00AM Mar 24, 2017Observed: 11.6 ft at 1:15AM Mar 24, 2017Observed: 11.56 ft at 1:30AM Mar 24, 2017Observed: 11.48 ft at 1:45AM Mar 24, 2017Observed: 11.52 ft at 2:00AM Mar 24, 2017Observed: 11.41 ft at 2:15AM Mar 24, 2017Observed: 11.48 ft at 2:30AM Mar 24, 2017Observed: 11.52 ft at 2:45AM Mar 24, 2017Observed: 11.47 ft at 3:00AM Mar 24, 2017Observed: 11.51 ft at 3:15AM Mar 24, 2017Observed: 11.49 ft at 3:30AM Mar 24, 2017Observed: 11.42 ft at 3:45AM Mar 24, 2017Observed: 11.51 ft at 4:00AM Mar 24, 2017Observed: 11.46 ft at 4:15AM Mar 24, 2017Observed: 11.51 ft at 4:30AM Mar 24, 2017Observed: 11.46 ft at 4:45AM Mar 24, 2017Observed: 11.5 ft at 5:00AM Mar 24, 2017Observed: 11.5 ft at 5:15AM Mar 24, 2017Observed: 11.54 ft at 5:30AM Mar 24, 2017Observed: 11.5 ft at 5:45AM Mar 24, 2017Observed: 11.54 ft at 6:00AM Mar 24, 2017Observed: 11.59 ft at 6:15AM Mar 24, 2017Observed: 11.64 ft at 6:30AM Mar 24, 2017Observed: 11.58 ft at 6:45AM Mar 24, 2017Observed: 11.62 ft at 7:00AM Mar 24, 2017Observed: 11.58 ft at 7:15AM Mar 24, 2017Observed: 11.61 ft at 7:30AM Mar 24, 2017Observed: 11.61 ft at 7:45AM Mar 24, 2017Observed: 11.68 ft at 8:00AM Mar 24, 2017Forecast: 11.7 ft 10:00AM Mar 24, 2017Forecast: 11.8 ft 11:00AM Mar 24, 2017Forecast: 11.8 ft 12:00PM Mar 24, 2017Forecast: 11.9 ft 1:00PM Mar 24, 2017Forecast: 11.9 ft 2:00PM Mar 24, 2017Forecast: 12 ft 3:00PM Mar 24, 2017Forecast: 12 ft 4:00PM Mar 24, 2017Forecast: 12.1 ft 5:00PM Mar 24, 2017Forecast: 12.1 ft 6:00PM Mar 24, 2017Forecast: 12.2 ft 7:00PM Mar 24, 2017Forecast: 12.2 ft 8:00PM Mar 24, 2017Forecast: 12.3 ft 9:00PM Mar 24, 2017Forecast: 12.3 ft 10:00PM Mar 24, 2017Forecast: 12.4 ft 11:00PM Mar 24, 2017Forecast: 12.4 ft 12:00AM Mar 25, 2017Forecast: 12.4 ft 1:00AM Mar 25, 2017Forecast: 12.4 ft 2:00AM Mar 25, 2017Highest Forecast: 12.5 ft 3:00AM Mar 25, 2017Highest Forecast: 12.5 ft 4:00AM Mar 25, 2017Highest Forecast: 12.5 ft 5:00AM Mar 25, 2017Forecast: 12.4 ft 6:00AM Mar 25, 2017Forecast: 12.4 ft 7:00AM Mar 25, 2017Forecast: 12.4 ft 8:00AM Mar 25, 2017Forecast: 12.4 ft 9:00AM Mar 25, 2017Forecast: 12.3 ft 10:00AM Mar 25, 2017Forecast: 12.3 ft 11:00AM Mar 25, 2017Forecast: 12.3 ft 12:00PM Mar 25, 2017Forecast: 12.2 ft 1:00PM Mar 25, 2017Forecast: 12.2 ft 2:00PM Mar 25, 2017Forecast: 12.1 ft 3:00PM Mar 25, 2017Forecast: 12.1 ft 4:00PM Mar 25, 2017Forecast: 12 ft 5:00PM Mar 25, 2017Forecast: 12 ft 6:00PM Mar 25, 2017Forecast: 11.9 ft 7:00PM Mar 25, 2017Forecast: 11.9 ft 8:00PM Mar 25, 2017Forecast: 11.9 ft 9:00PM Mar 25, 2017Forecast: 11.8 ft 10:00PM Mar 25, 2017Forecast: 11.8 ft 11:00PM Mar 25, 2017Forecast: 11.7 ft 12:00AM Mar 26, 2017Forecast: 11.7 ft 1:00AM Mar 26, 2017Forecast: 11.6 ft 2:00AM Mar 26, 2017Forecast: 11.6 ft 3:00AM Mar 26, 2017Forecast: 11.6 ft 4:00AM Mar 26, 2017Forecast: 11.5 ft 5:00AM Mar 26, 2017Forecast: 11.5 ft 6:00AM Mar 26, 2017Forecast: 11.4 ft 7:00AM Mar 26, 2017Forecast: 11.4 ft 8:00AM Mar 26, 2017Forecast: 11.3 ft 9:00AM Mar 26, 2017Forecast: 11.3 ft 10:00AM Mar 26, 2017Forecast: 11.2 ft 11:00AM Mar 26, 2017Forecast: 11.2 ft 12:00PM Mar 26, 2017Forecast: 11.2 ft 1:00PM Mar 26, 2017Forecast: 11.1 ft 2:00PM Mar 26, 2017Forecast: 11.1 ft 3:00PM Mar 26, 2017Forecast: 11.1 ft 4:00PM Mar 26, 2017Forecast: 11.1 ft 5:00PM Mar 26, 2017Forecast: 11 ft 6:00PM Mar 26, 2017Forecast: 11 ft 7:00PM Mar 26, 2017Forecast: 11 ft 8:00PM Mar 26, 2017Forecast: 11 ft 9:00PM Mar 26, 2017Forecast: 11 ft 10:00PM Mar 26, 2017Forecast: 11 ft 11:00PM Mar 26, 2017Forecast: 11 ft 12:00AM Mar 27, 2017Forecast: 11 ft 1:00AM Mar 27, 2017Forecast: 11 ft 2:00AM Mar 27, 2017Forecast: 11 ft 3:00AM Mar 27, 2017Forecast: 11.1 ft 4:00AM Mar 27, 2017Forecast: 11.1 ft 5:00AM Mar 27, 2017Forecast: 11.1 ft 6:00AM Mar 27, 2017Forecast: 11.1 ft 7:00AM Mar 27, 2017Forecast: 11.1 ft 8:00AM Mar 27, 2017Forecast: 11.2 ft 9:00AM Mar 27, 2017Forecast: 11.2 ft 10:00AM Mar 27, 2017Forecast: 11.2 ft 11:00AM Mar 27, 2017Forecast: 11.2 ft 12:00PM Mar 27, 2017Forecast: 11.2 ft 1:00PM Mar 27, 2017Forecast: 11.2 ft 2:00PM Mar 27, 2017Forecast: 11.2 ft 3:00PM Mar 27, 2017Forecast: 11.2 ft 4:00PM Mar 27, 2017Forecast: 11.2 ft 5:00PM Mar 27, 2017Forecast: 11.2 ft 6:00PM Mar 27, 2017Forecast: 11.2 ft 7:00PM Mar 27, 2017Forecast: 11.2 ft 8:00PM Mar 27, 2017Forecast: 11.1 ft 9:00PM Mar 27, 2017Forecast: 11.1 ft 10:00PM Mar 27, 2017Forecast: 11.1 ft 11:00PM Mar 27, 2017Forecast: 11.1 ft 12:00AM Mar 28, 2017Forecast: 11.1 ft 1:00AM Mar 28, 2017Forecast: 11 ft 2:00AM Mar 28, 2017Forecast: 11 ft 3:00AM Mar 28, 2017Forecast: 11 ft 4:00AM Mar 28, 2017Forecast: 11 ft 5:00AM Mar 28, 2017Forecast: 10.9 ft 6:00AM Mar 28, 2017Forecast: 10.9 ft 7:00AM Mar 28, 2017Forecast: 10.9 ft 8:00AM Mar 28, 2017Forecast: 10.9 ft 9:00AM Mar 28, 2017Forecast: 10.9 ft 10:00AM Mar 28, 2017Forecast: 10.8 ft 11:00AM Mar 28, 2017Forecast: 10.8 ft 12:00PM Mar 28, 2017Forecast: 10.8 ft 1:00PM Mar 28, 2017Forecast: 10.7 ft 2:00PM Mar 28, 2017Forecast: 10.7 ft 3:00PM Mar 28, 2017Forecast: 10.7 ft 4:00PM Mar 28, 2017Forecast: 10.7 ft 5:00PM Mar 28, 2017Forecast: 10.6 ft 6:00PM Mar 28, 2017Forecast: 10.6 ft 7:00PM Mar 28, 2017Forecast: 10.6 ft 8:00PM Mar 28, 2017Forecast: 10.6 ft 9:00PM Mar 28, 2017Forecast: 10.5 ft 10:00PM Mar 28, 2017Forecast: 10.5 ft 11:00PM Mar 28, 2017Forecast: 10.5 ft 12:00AM Mar 29, 2017Forecast: 10.5 ft 1:00AM Mar 29, 2017Forecast: 10.5 ft 2:00AM Mar 29, 2017Forecast: 10.4 ft 3:00AM Mar 29, 2017Forecast: 10.4 ft 4:00AM Mar 29, 2017Forecast: 10.4 ft 5:00AM Mar 29, 2017USGS--Water Resources of the United StatesSEIC1(plotting HGIRG) Graph Created (9:00AM Mar 24, 2017)ObservedForecast (issued 7:11AM Mar 24)Latest observed value: 11.68 ft at 8:00 AM PDT 24-Mar-2017. Flood Stage is 15 ft
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About this graph
Tabular Data (UTC)
Tabular Data (PDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts for the Klamath River near Seiad Valley are issued routinely year-round.
Return to Area Map
Upstream Gauge - below Iron Gate Dam Upstream Gauge Downstream Gauge Downstream Gauge - at Orleans
Flood Categories (in feet)
Major Flood Stage: 28
Moderate Flood Stage: 20
Flood Stage: 15
Action Stage: 13
Low Stage (in feet): 0

Historic Crests
(1) 33.75 ft on 12/23/1964
(2) 29.65 ft on 01/16/1974
(3) 29.20 ft on 12/22/1955
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 16.29 ft on 02/07/2015
(2) 17.04 ft on 03/24/1998
(3) 28.72 ft on 01/01/1997
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.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
33.75 Major flooding is occurring along the entire reach of the Klamath River in Siskiyou County. Much of Highway 96 is impassable.
28 Expect considerable flooding along the Klamath River in Siskiyou County. Sections of Highway 96 are flooded.
20 Highway 96 innundated in low-lying spots along the Klamath River in Siskiyou County. Flooding is also likely at the confluence with the Scott River and the confluence with Indian Creek.
15 The Klamath River is at flood stage. The Klamath River begins to flow out of its banks in some areas. Some low-lying structures may be flooded.
13 The Klamath River is nearing bankfull.
About This Location Collapse

Latitude: 41.853889° N, Longitude: 123.231111° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 15 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 1320 ft 1335 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.
NWS Information
National Weather Service
Medford Weather Forecast Office
4003 Cirrus Drive
Medford, OR 97504-4198
(541) 776-4303
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Page last modified: 21-Dec-2016 5:18 PM
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