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Weather Forecast Office Spokane, WA

Northwest River Forecast Center

Wind Advisory

Hydrograph

River at a Glance

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Probability Information Weekly Chance of Exceeding Levels Chance of Exceeding Levels During Entire Period Short-term Probabilistic Guidance (Experimental)

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Printable Image About this graph Tabular Data (UTC) Tabular Data (PDT) Datum: Not Available Metadata

NOTE: Gauge reading affected by reservoir operations. NOTE: Forecasts for the Lake Chelan at Chelan are issued routinely year-round.

Default Hydrograph Scale to Flood Categories   Return to Area Map

Upstream Gauge

Flood Categories (in feet) Not Available Historic Crests (1) 1,100.16 ft on 06/30/1981 (2) 1,099.82 ft on 07/02/2021 (3) 1,099.81 ft on 07/09/2019 Show More Historic Crests (P): Preliminary values subject to further review. Recent Crests (1) 1,099.32 ft on 06/17/2023 (P) (2) 1,099.53 ft on 08/03/2022 (3) 1,099.82 ft on 07/02/2021 Show More Recent Crests (P): Preliminary values subject to further review. Low Water Records (1) 1,079.68 ft on 04/03/1970 Show More Low Water Records

Zoom Level:11 Legend FEMA Layer 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
6000	Flows in excess of 6000cfs may damage the stream restoration work in the Chelan River Gorge downstream of the Chelan Dam.

About This Location

Latitude: 47.836389° N, Longitude: 120.060278° 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 NULL NULL   Current/Historical Observations: U.S. Geological Survey (USGS) Data and Site Info for Chelan

Resources

Hydrologic Resources Text Products Past Precipitation Forecast Precipitation River Forecast Centers River Stage Summary Inundation Mapping Locations Pacific Northwest Water Supply Forecasts U.S. Bureau of Reclamation Hydromet Program - Pacific Northwest Washington State Dept of Ecology River & Streamflow Monitoring Network

Additional Resources Area Hydrographs NWS Precipitation and River Forecasting AHPS Iframes for Developers Mobile iNWS for emergency management Weather Forecast Office Spokane, Washington Northwest U.S. River Flood Outlook Snow Information National Flood Insurance Program USGS Idaho Water Science Center USGS Washington Water Science Center U.S. Army Corps of Engineers - Seattle District Natural Resources Conservation Service - Water & Climate Center U.S. Drought Portal Idaho Department of Water Resources International Joint Commission Available Water Temperatures - Updated Daily Washington State Digital Flood Hazard Map - Dept of Ecology Idaho Dept of Water Resources - Flood Hazard Maps

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 Ask Questions/Webmaster Page last modified: 2-Nov-2020 7:27 PM Disclaimer Credits Glossary Privacy Policy About Us Career Opportunities