National Weather Service Advanced Hydrologic Prediction Service

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Weather Forecast Office Spokane, WA

Northwest River Forecast Center

Hydrograph

River at a Glance

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About this graph

Tabular Data (UTC)

Tabular Data (PST)

Datum: NGVD29

Metadata

NOTE: Forecasts are not available for the Osoyoos Lake at Oroville. Only observed stages are available for this point.

Return to Area Map

Flood Categories (in feet)

Major Flood Stage:	0
Moderate Flood Stage:	0
Flood Stage:	0
Action Stage:	0
Low Stage (in feet):	0

Historic Crests
(1) 917.11 ft on 06/02/1972
(2) 916.45 ft on 05/12/2018 (P)
(3) 914.89 ft on 06/02/2017
(4) 914.58 ft on 06/13/2011
(5) 914.19 ft on 05/15/2013
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 916.45 ft on 05/12/2018 (P)
(2) 914.89 ft on 06/02/2017
(3) 912.76 ft on 04/25/2016
(4) 912.01 ft on 09/09/2015
(5) 913.11 ft on 05/25/2014
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 908.82 ft on 10/14/1929

Zoom Level:13

	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

If you notice any errors in the below information, please contact our Webmaster
916	Water will be into the main floors of some of the homes along the shores of Lake Osoyoos, particularly along Blackler Rd and structures near the intersection of Sawtells Rd and Chesaw Rd. Veteran's Memorial Park (including buildings), portions of Blackler Rd, Deep Bay Park, the Veranda Beach boat launch parking lot, and the lower portions of the lumber yard near Zosel Dam will be completely inundated. Water will be up to the structures on the shore along Veranda Dr.
915	Water will be seeping into basements of homes along the shores of Lake Osoyoos.
914	Veteran's Memorial Park in Osoyoos will experience minor flooding. Wave action on the lake will affect private property and some low-lying structures along the lake shore

About This Location

Latitude: 48.956667° N, Longitude: 119.438333° W, Horizontal Datum: NAD27

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	0 ft	0 ft

Current/Historical Observations:

U.S. Geological Survey (USGS) Data and Site Info for Oroville

Resources

Hydrologic Resources

Additional Resources

Collaborative Agencies

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
Spokane Weather Forecast Office
2601 N. Rambo Rd.
Spokane, WA 99224
(509) 244-0110
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Page last modified: 1-Mar-2019 12:32 AM

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