Web Portal Changes: The Advanced Hydrologic Prediction Service (AHPS) hosted at https://water.weather.gov will be replaced by the National Water Prediction Service (NWPS), with a target of Spring 2024. Existing AHPS content and features will be preserved and expanded within NWPS. The NWS is now accepting feedback on NWPS. Please visit https://www.weather.gov/owp/operations for more information.

Experimental National Water Center Products: Flood Inundation Mapping services are now available for 10% of the U.S. population. Please visit https://www.weather.gov/owp/operations for more information. The National Hydrologic Discussion, Area Hydrologic Discussion, Flood Hazard Outlook, and real-time geospatial services depicting River Forecast Center and National Water Model forecasts, continue to be accessible via the URL above, as described in the StoryMap here.

DID YOU KNOW... Please try our new TEST hydrograph page link at: https://preview.water.noaa.gov/gauges/abcde - Just replace “abcde” with your local hydrograph five character ID found in the lower left corner of the hydrograph.  In late March of 2024, the base URL path will become water.noaa.gov.  Feedback can be provided HERE

Weather Forecast Office Greenville-Spartanburg, SC

Southeast River Forecast Center

Hydrograph

River at a Glance

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

NOTE: Gauge reading affected by power generation. NOTE: Forecasts are not available for the Catawba River at Rhodhiss Dam. Only observed stages are available for this point.

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Upstream Gauge

Downstream Gauge

Flood Categories (in feet) Major Flood Stage: 110 Moderate Flood Stage: 106 Flood Stage: 104 Action Stage: 100 Low Stage (in feet): 0 Historic Crests (1) 110.10 ft on 08/30/1940 (2) 107.41 ft on 09/09/2004 (3) 105.34 ft on 05/06/2013 Show More Historic Crests (P): Preliminary values subject to further review. Recent Crests (1) 104.17 ft on 06/10/2019 (P) (2) 101.73 ft on 02/12/2018 (3) 101.27 ft on 12/25/2015 Show More Recent Crests (P): Preliminary values subject to further review. Low Water Records (1) 83.70 ft on 05/16/1941 (2) 90.49 ft on 10/18/2007 (3) 91.64 ft on 09/20/2002 (4) 93.81 ft on 09/15/2004 Show More Low Water Records

Zoom Level:16 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

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104	Minor Flood Stage. Floodwaters may approach homes and businesses between Morganton and Lake Rhodhiss. Backwater effects will impact several tributaries including Silver Creek and Lower Creek, causing flooding of low-lying areas along the tributaries, including at Antioch Rd. River access points will be flooded, including at Huffman Bridge Rd. The Catawba River Greenway near Morganton is likely flooded as well.
103	Action/Advisory Stage flooding continues. Backwater effects may impact several tributaries including Silver Creek and Lower Creek, causing flooding of low-lying areas along the tributaries, including at Antioch Rd. River access points will be flooded, including at Huffman Bridge Rd. The Catawba River Greenway near Morganton may be flooded as well.
100	Full Pool.
Photos (1) view of Rhodhiss Dam

About This Location

Latitude: 35.773282° N, Longitude: 81.438092° W, Horizontal Datum: NAD83/WGS84 River Stage Reference Frame Gauge Height Flood Stage Uses NWS stage 0 ft 104 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 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks Other 895.1 ft 997.1 ft

Resources

Hydrologic Resources Text Products Past Precipitation Forecast Precipitation River Forecast Centers River Stage Summary Inundation Mapping Locations

Additional Resources Area Hydrographs NWS Precipitation and River Forecasting AHPS Iframes for Developers Mobile iNWS for emergency management Southeast River Forecast Center SERFC Ensemble River Forecasts Lower Mississippi River Forecast Center LMRFC Ensemble River Forecasts Hourly Precipitation Snow Information

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