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

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 (EST) 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 at Blantyre are issued routinely year-round.

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Upstream Gauge

Downstream Gauge

Flood Categories (in feet) Major Flood Stage: 23 Moderate Flood Stage: 19 Flood Stage: 16 Action Stage: 15 Low Stage (in feet): -9999 Historic Crests (1) 27.10 ft on 07/16/1916 (2) 25.81 ft on 09/09/2004 (3) 25.50 ft on 10/04/1964 (4) 23.81 ft on 08/18/1994 (5) 23.00 ft on 08/13/1994 Show More Historic Crests (P): Preliminary values subject to further review. Recent Crests (1) 16.55 ft on 02/14/2020 (P) (2) 19.14 ft on 02/08/2020 (P) (3) 21.70 ft on 12/29/2018 (4) 18.43 ft on 05/18/2018 (P) (5) 17.96 ft on 02/13/2018 Show More Recent Crests (P): Preliminary values subject to further review. Low Water Records (1) 1.77 ft on 09/18/1924 (2) 1.83 ft on 09/02/1925 (3) 2.36 ft on 10/11/1954 (4) 3.60 ft on 09/13/2002 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

If you notice any errors in the below information, please contact our Webmaster
31	Record Flooding continues. The bridge at Grove Bridge Rd. and the adjacent gauge site will be inundated.
27.1	Record Flood Stage. At this level, floodwaters are likely impacting nearby homes and commercial buildings.
25.5	Major Flooding continues. Floodwater levels will be similar to levels that occurred on September 9 , 2004 with Hurricane Frances.
23	Major Flood Stage. Significant flooding of secondary roads is likely ongoing. Floodwaters may be inundating portions of US 64. Homes and commercial buildings within the vicinity of US 64 and adjacent secondary roads may be threatened by approaching or rising floodwaters. Floodwaters will reach levels similar to 1994 with Tropical Storm Beryl.
21	Moderate Flooding continues. Significant flooding of farmland along the French Broad River is ongoing. Floodwaters are inundating River Rd. and Big Willow Rd. and are likely threatening other roads in the local area including Grove Bridge Rd., Pleasant Grove Rd. and Tally Rd. Floodwaters will be approaching levels similar to levels reached on September 22, 2009.
20	Moderate Flooding continues. Significant flooding of farmland along the French Broad River is ongoing. Floodwaters may begin inundating the trailer park on River Ridge Rd. and may be impacting some buildings along US 64 north of Grove Bridge Rd.
19	Moderate Flood Stage. The French Broad River may be overtopping the railroad tracks and floodwaters may be threatening a trailer park on River Ridge Rd. Floodwaters may be approaching buildings north of Grove Bridge Road along US 64. Parts of River Road, Pleasant Grove Rd., Butler Bridge Rd. and Big Willow Rd. are likely flooding. Associated tributaries, including Little River, are likely flooding due to high water levels on the French Broad River.
18	Minor Flooding continues. Widespread farmland flooding between the French Broad River and the old railroad bed is ongoing. The river may be overtopping the old railroad bed near Fodderstack Mountain Rd. and River Ridge Rd. The intersection of River Rd. and Big Willow Rd. is inundated with several inches of water.
17	Minor Flooding continues. Floodwaters continue to inundate farmland between the French Broad River and the old railroad bed. Floodwaters may start to inundate the shoulders of River Road near the Big Willow Road intersection. Floodwaters continue to impact boat access areas at Grove Bridge Rd. and Crab Creek Rd.
16	Minor Flood Stage. Farmland flooding continues on both sides of the French Broad River. Floodwaters begin to impact boat access areas at Grove Bridge Rd. and Crab Creek Rd.
15	Action Stage. Most farm fields are flooding between the French Broad River and Brevard Rd. and between the French Broad River and Pleasant Grove Rd.
Photos (1) gage site at Blantyre NC (2) looking upstream on French Broad River (3) looking downstream on French Broad River

About This Location

Latitude: 35.299167° N, Longitude: 82.623889° W, Horizontal Datum: NAD83/WGS84 River Stage Reference Frame Gauge Height Flood Stage Uses NWS stage 0 ft 16 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 2060.32 ft 2076.32 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 Blantyre

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=BLAN7&hsa=GSP&rfc=lmrfc (best view 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