Skip Navigation Link  
NOAA logo - Click to go to the NOAA homepage National Weather Service NWS logo - Click to go to the NWS homepage
Advanced Hydrologic Prediction Service
Image background of Navigation bar Left
Navigation Bar End Cap


This probabilistic forecast is issued by the Northwest River Forecast Center.
tab left off Hydrograph tab right off tab left off River at a Glance tab right off tab left off Download tab right off tab left on tab right on
Experimental Short Range Forecast Uncertainty (AHPS) - External Links: Product Description Document | Customer Survey
About this graph
Forecasts for the Columbia River above Grand Coulee Dam are issued routinely year-round.
Return to Area Map

Zoom Level:9
Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 0
Action Stage: 0
Low Stage (in feet): 1230

Historic Crests
(1) 1,290.36 ft on 08/06/1976
(2) 1,290.30 ft on 07/17/1942
(3) 1,290.30 ft on 06/03/1945
(4) 1,289.71 ft on 07/12/2013
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 1,289.60 ft on 07/08/2018
(2) 1,289.67 ft on 07/09/2017
(3) 1,288.44 ft on 06/21/2016
(4) 1,289.62 ft on 07/13/2015
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 956.10 ft on 08/29/1938
KML Image
Gauge LocationGauge Map Marker
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.
Low Water Impacts Collapse
If you notice any errors in the below information, please contact our Webmaster
1208 Keller Ferry will not be running below this elevation
1222 Spring Canyon minimum boat launch elevation
1227 Seven Bays minimum boat launch elevation
1229 Keller Ferry minimum boat launch elevation
1230 Giffort-Inchelium Ferry will not be running below this elevation
1230 Hunters Camp minimum boat launch elevation
1234 Kettle Falls minimum boat launch elevation
1243 Porcupine Bay minimum boat launch elevation
1245 Lincoln Mill boat launch minimum elevation
1247 Fort Spokane minimum boat launch elevation
1249 Gifford minimum boat launch elevation
1251 Bradbury Beach minimum boat launch elevation
1253 Hansen Harbor boat launch minimum elevation
1265 Crescent Bay Campground, French Rocks, & Daisy boat launch minimum elevation
1266 Jones Bay boat launch minimum elevation
1277 Snag Cove & China Bend minimum boat launch elevation
1280 Evans, North Gorge, & Napoleon Bridge minimum boat launch elevation
1281 Hawk Creek & Marcus Island boat launch minimum elevation

Other Real-time and/or Archive Data Sources:

Additional Information Collapse
WSDOT Keller Ferry information Bureau of Rec Lake Level website National Park Service boat ramp information
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
National Weather Service
Spokane Weather Forecast Office
2601 N. Rambo Rd.
Spokane, WA 99224
(509) 244-0110
Ask Questions/Webmaster
Page last modified: 2-Nov-2020 7:27 PM
Privacy Policy
About Us
Career Opportunities