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 March 2024. Existing AHPS content and features will be preserved and expanded within NWPS.

Experimental National Water Center Products: The National Hydrologic Discussion, Area Hydrologic Discussion, and Flood Hazard Outlook, and real-time geospatial services depicting River Forecast Center and National Water Model forecasts, continue to be accessible via https://www.weather.gov/owp/operations, as described in the StoryMap here.

Weather Forecast Office Greenville-Spartanburg, SC

Lower Mississippi River Forecast Center

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 (EDT) Datum: NGVD29 Metadata

NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time. Reliability of the Forecast: Based on current and forecast river, weather and reservoir conditions NOTE: Forecasts for the French Broad River near Marshall are issued routinely year-round.

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Upstream Gauge

Downstream Gauge

Flood Categories (in feet) Major Flood Stage: 13 Moderate Flood Stage: 10 Flood Stage: 8 Action Stage: 7.5 Low Stage (in feet): -9999 Historic Crests (1) 22.00 ft on 07/16/1916 (2) 21.00 ft on 02/28/1902 (3) 16.60 ft on 08/30/1940 (4) 16.30 ft on 08/16/1928 (5) 15.00 ft on 03/12/1963 Show More Historic Crests (P): Preliminary values subject to further review. Recent Crests (1) 9.91 ft on 02/06/2020 (P) (2) 7.97 ft on 12/29/2015 (3) 8.10 ft on 12/02/2015 (4) 8.68 ft on 07/05/2013 (5) 8.68 ft on 07/05/2013 Show More Recent Crests (P): Preliminary values subject to further review. Low Water Records (1) -0.40 ft on 11/26/1922 (2) 0.53 ft on 09/28/1954 (3) 0.63 ft on 10/05/1981 (4) 0.68 ft on 08/07/2002 (5) 0.68 ft on 09/18/1953 Show More Low Water Records For more information on your flood risk go to www.floodsmart.gov. Show FEMA's National Flood Hazard Layers FEMA's National Flood Hazard Layers not showing? Why aren't the FEMA National Flood Hazard Layers showing on the ESRI Map? Possible reasons: There are no FEMA National Flood Hazard Layers for the location which you are viewing on ESRI Maps. The FEMA Web Mapping Service (WMS) is down. Note: Your zoom level may have changed. ESRI's zoom levels must be between 14 and 16 to show National Flood Hazard layers.

Zoom Level:14 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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22	Record Flood Stage. Extensive flood damage is likely occurring to the town of Marshall, Blannahassett Island, and the community of Rollins.
21	Major flooding continues. Near record flooding is being observed with floodwaters at least 7 feet deep in the lower elevations in the town of Marshall.
16.5	Major flooding continues. Flooding of buildings and businesses along Main Street is continuing and worsening with most buildings having at least 2 feet of water in them.
13	Major Flood Stage. Floodwaters in the town of Marshall are at least 1.5 ft deep. Flooding at this level is similar to the flooding that occurred on September 17, 2004.
11.3	Moderate flooding continues. Most buildings in the town of Marshall are inundated. Flooding at this level is similar to the flooding that occurred on September 8, 2004.
10	Moderate Flood Stage. Flooding along Rollins Road and Hayes Run Road is continuing and worsening. Parts of the town of Marshall is flooded.
9	Minor flooding continues. The French Broad River is close to the top of the railroad tracks and starting to flood areas between Highway 70 and the normal riverbank. Floodwaters may begin to reach buildings along Back Street and on Blannahassett Island.
8	Minor Flood Stage. The French Broad River is approaching some buildings on Blannahassett Island and approaching residential yards along Island Road. Minor flooding along Rollins Road is likely. The river is approaching the railroad tracks in the Back Street area.
7	The French Broad River is starting to flood low-lying areas on Blannahassett Island. Low-lying areas along Hayes Run Creek in the Rollins area are beginning to flood.
Photos (1) gage site at Marshall on French Broad River (2) looking upstream on the French Broad river (3) looking downstream on the French Broad river

About This Location

Latitude: 35.786389° N, Longitude: 82.660833° W, Horizontal Datum: NAD83/WGS84 River Stage Reference Frame Gauge Height Flood Stage Uses NWS stage 0 ft 8 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 1646.79 ft 1654.79 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: U.S. Geological Survey (USGS) Data and Site Info for Marshall

Additional Information

Expermental Ensemble Quantitative Precipitation Forecast (QPF) Hydrographs for this site are now available at: http://www.crh.noaa.gov/crh/rfc/RFCoutputMap.php?gph=P&lid=MARN7&hsa=GSP&rfc=lmrfc (best viewed with FireFox software)

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

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 Greenville-Spartanburg Weather Forecast Office 1549 GSP Drive Greer, SC 29651 (864) 848-3859 Ask Questions/Webmaster Page last modified: 2-Nov-2020 7:30 PM Disclaimer Credits Glossary Privacy Policy About Us Career Opportunities