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Hydrograph River at a Glance Download
French Broad River at Rosman Stage (ft)Flow (kcfs)Observed: 2.29 ft at 2:00AM Aug 15, 2017Observed: 2.29 ft at 2:15AM Aug 15, 2017Observed: 2.29 ft at 2:30AM Aug 15, 2017Observed: 2.29 ft at 2:45AM Aug 15, 2017Observed: 2.3 ft at 3:00AM Aug 15, 2017Observed: 2.29 ft at 3:15AM Aug 15, 2017Observed: 2.3 ft at 3:30AM Aug 15, 2017Observed: 2.3 ft at 3:45AM Aug 15, 2017Observed: 2.3 ft at 4:00AM Aug 15, 2017Observed: 2.3 ft at 4:15AM Aug 15, 2017Observed: 2.3 ft at 4:30AM Aug 15, 2017Observed: 2.3 ft at 4:45AM Aug 15, 2017Observed: 2.31 ft at 5:00AM Aug 15, 2017Observed: 2.3 ft at 5:15AM Aug 15, 2017Observed: 2.31 ft at 5:30AM Aug 15, 2017Observed: 2.31 ft at 5:45AM Aug 15, 2017Observed: 2.31 ft at 6:00AM Aug 15, 2017Observed: 2.31 ft at 6:15AM Aug 15, 2017Observed: 2.32 ft at 6:30AM Aug 15, 2017Observed: 2.32 ft at 6:45AM Aug 15, 2017Observed: 2.32 ft at 7:00AM Aug 15, 2017Observed: 2.33 ft at 7:15AM Aug 15, 2017Observed: 2.33 ft at 7:30AM Aug 15, 2017Observed: 2.33 ft at 7:45AM Aug 15, 2017Highest Observation: 2.34 ft at 8:00AM Aug 15, 2017Highest Observation: 2.34 ft at 8:15AM Aug 15, 2017Highest Observation: 2.34 ft at 8:30AM Aug 15, 2017Highest Observation: 2.34 ft at 8:45AM Aug 15, 2017Highest Observation: 2.34 ft at 9:00AM Aug 15, 2017Highest Observation: 2.34 ft at 9:15AM Aug 15, 2017Highest Observation: 2.34 ft at 9:30AM Aug 15, 2017Highest Observation: 2.34 ft at 9:45AM Aug 15, 2017Observed: 2.33 ft at 10:00AM Aug 15, 2017Observed: 2.33 ft at 10:15AM Aug 15, 2017Observed: 2.32 ft at 10:30AM Aug 15, 2017Observed: 2.32 ft at 10:45AM Aug 15, 2017Observed: 2.33 ft at 11:00AM Aug 15, 2017Observed: 2.32 ft at 11:15AM Aug 15, 2017Observed: 2.32 ft at 11:30AM Aug 15, 2017Observed: 2.32 ft at 11:45AM Aug 15, 2017Observed: 2.32 ft at 12:00PM Aug 15, 2017Observed: 2.31 ft at 12:15PM Aug 15, 2017Observed: 2.31 ft at 12:30PM Aug 15, 2017Observed: 2.31 ft at 12:45PM Aug 15, 2017Observed: 2.31 ft at 1:00PM Aug 15, 2017Observed: 2.31 ft at 1:15PM Aug 15, 2017Observed: 2.3 ft at 1:30PM Aug 15, 2017Observed: 2.3 ft at 1:45PM Aug 15, 2017Observed: 2.3 ft at 2:00PM Aug 15, 2017Observed: 2.3 ft at 2:15PM Aug 15, 2017Observed: 2.29 ft at 2:30PM Aug 15, 2017Observed: 2.29 ft at 2:45PM Aug 15, 2017Observed: 2.29 ft at 3:00PM Aug 15, 2017Observed: 2.28 ft at 3:15PM Aug 15, 2017Observed: 2.28 ft at 3:30PM Aug 15, 2017Observed: 2.27 ft at 3:45PM Aug 15, 2017Observed: 2.28 ft at 4:00PM Aug 15, 2017Observed: 2.28 ft at 4:15PM Aug 15, 2017Observed: 2.28 ft at 4:30PM Aug 15, 2017Observed: 2.27 ft at 4:45PM Aug 15, 2017Observed: 2.27 ft at 5:00PM Aug 15, 2017Observed: 2.26 ft at 5:15PM Aug 15, 2017Observed: 2.26 ft at 5:30PM Aug 15, 2017Observed: 2.26 ft at 5:45PM Aug 15, 2017Observed: 2.26 ft at 6:00PM Aug 15, 2017Observed: 2.26 ft at 6:15PM Aug 15, 2017Observed: 2.25 ft at 6:30PM Aug 15, 2017Observed: 2.25 ft at 6:45PM Aug 15, 2017Observed: 2.25 ft at 7:00PM Aug 15, 2017Observed: 2.25 ft at 7:15PM Aug 15, 2017Observed: 2.25 ft at 7:30PM Aug 15, 2017Observed: 2.24 ft at 7:45PM Aug 15, 2017Observed: 2.24 ft at 8:00PM Aug 15, 2017Observed: 2.24 ft at 8:15PM Aug 15, 2017Observed: 2.24 ft at 8:30PM Aug 15, 2017Observed: 2.24 ft at 8:45PM Aug 15, 2017Observed: 2.23 ft at 9:00PM Aug 15, 2017Observed: 2.23 ft at 9:15PM Aug 15, 2017Observed: 2.23 ft at 9:30PM Aug 15, 2017Observed: 2.23 ft at 9:45PM Aug 15, 2017Observed: 2.23 ft at 10:00PM Aug 15, 2017Observed: 2.22 ft at 10:15PM Aug 15, 2017Observed: 2.22 ft at 10:30PM Aug 15, 2017Observed: 2.22 ft at 10:45PM Aug 15, 2017Observed: 2.22 ft at 11:00PM Aug 15, 2017Observed: 2.22 ft at 11:15PM Aug 15, 2017Observed: 2.22 ft at 11:30PM Aug 15, 2017Observed: 2.22 ft at 11:45PM Aug 15, 2017Observed: 2.21 ft at 12:00AM Aug 16, 2017Observed: 2.21 ft at 12:15AM Aug 16, 2017Observed: 2.21 ft at 12:30AM Aug 16, 2017Observed: 2.21 ft at 12:45AM Aug 16, 2017Observed: 2.21 ft at 1:00AM Aug 16, 2017Observed: 2.21 ft at 1:15AM Aug 16, 2017Observed: 2.21 ft at 1:30AM Aug 16, 2017Observed: 2.21 ft at 1:45AM Aug 16, 2017Observed: 2.21 ft at 2:00AM Aug 16, 2017Observed: 2.21 ft at 2:15AM Aug 16, 2017Observed: 2.21 ft at 2:30AM Aug 16, 2017Observed: 2.21 ft at 2:45AM Aug 16, 2017Observed: 2.2 ft at 3:00AM Aug 16, 2017Observed: 2.21 ft at 3:15AM Aug 16, 2017Observed: 2.21 ft at 3:30AM Aug 16, 2017Observed: 2.2 ft at 3:45AM Aug 16, 2017Observed: 2.2 ft at 4:00AM Aug 16, 2017Observed: 2.2 ft at 4:15AM Aug 16, 2017Observed: 2.2 ft at 4:30AM Aug 16, 2017Observed: 2.2 ft at 4:45AM Aug 16, 2017Observed: 2.2 ft at 5:00AM Aug 16, 2017Observed: 2.2 ft at 5:15AM Aug 16, 2017Observed: 2.2 ft at 5:30AM Aug 16, 2017Observed: 2.2 ft at 5:45AM Aug 16, 2017Observed: 2.2 ft at 6:00AM Aug 16, 2017Observed: 2.2 ft at 6:15AM Aug 16, 2017Observed: 2.2 ft at 6:30AM Aug 16, 2017Observed: 2.2 ft at 6:45AM Aug 16, 2017Observed: 2.2 ft at 7:00AM Aug 16, 2017Observed: 2.2 ft at 7:15AM Aug 16, 2017Observed: 2.2 ft at 7:30AM Aug 16, 2017Observed: 2.2 ft at 7:45AM Aug 16, 2017Observed: 2.2 ft at 8:00AM Aug 16, 2017Observed: 2.2 ft at 8:15AM Aug 16, 2017Observed: 2.2 ft at 8:30AM Aug 16, 2017Observed: 2.2 ft at 8:45AM Aug 16, 2017Observed: 2.2 ft at 9:00AM Aug 16, 2017Observed: 2.2 ft at 9:15AM Aug 16, 2017Observed: 2.2 ft at 9:30AM Aug 16, 2017Observed: 2.2 ft at 9:45AM Aug 16, 2017Observed: 2.2 ft at 10:00AM Aug 16, 2017Observed: 2.2 ft at 10:15AM Aug 16, 2017Observed: 2.2 ft at 10:30AM Aug 16, 2017Observed: 2.2 ft at 10:45AM Aug 16, 2017Observed: 2.2 ft at 11:00AM Aug 16, 2017Observed: 2.19 ft at 11:15AM Aug 16, 2017Observed: 2.19 ft at 11:30AM Aug 16, 2017Observed: 2.2 ft at 11:45AM Aug 16, 2017Observed: 2.2 ft at 12:00PM Aug 16, 2017Observed: 2.2 ft at 12:15PM Aug 16, 2017Observed: 2.19 ft at 12:30PM Aug 16, 2017Observed: 2.19 ft at 12:45PM Aug 16, 2017Observed: 2.19 ft at 1:00PM Aug 16, 2017Observed: 2.19 ft at 1:15PM Aug 16, 2017Observed: 2.19 ft at 1:30PM Aug 16, 2017Observed: 2.19 ft at 1:45PM Aug 16, 2017Observed: 2.19 ft at 2:00PM Aug 16, 2017Observed: 2.19 ft at 2:15PM Aug 16, 2017Observed: 2.19 ft at 2:30PM Aug 16, 2017Observed: 2.19 ft at 2:45PM Aug 16, 2017Observed: 2.19 ft at 3:00PM Aug 16, 2017Observed: 2.19 ft at 3:15PM Aug 16, 2017Observed: 2.19 ft at 3:30PM Aug 16, 2017Observed: 2.19 ft at 3:45PM Aug 16, 2017Observed: 2.19 ft at 4:00PM Aug 16, 2017Observed: 2.19 ft at 4:15PM Aug 16, 2017Observed: 2.19 ft at 4:30PM Aug 16, 2017Observed: 2.18 ft at 4:45PM Aug 16, 2017Observed: 2.18 ft at 5:00PM Aug 16, 2017Observed: 2.18 ft at 5:15PM Aug 16, 2017Observed: 2.18 ft at 5:30PM Aug 16, 2017Observed: 2.18 ft at 5:45PM Aug 16, 2017Observed: 2.19 ft at 6:00PM Aug 16, 2017Observed: 2.18 ft at 6:15PM Aug 16, 2017Observed: 2.18 ft at 6:30PM Aug 16, 2017Observed: 2.18 ft at 6:45PM Aug 16, 2017Observed: 2.18 ft at 7:00PM Aug 16, 2017Observed: 2.18 ft at 7:15PM Aug 16, 2017Observed: 2.18 ft at 7:30PM Aug 16, 2017Observed: 2.18 ft at 7:45PM Aug 16, 2017Observed: 2.16 ft at 8:00PM Aug 16, 2017Observed: 2.16 ft at 8:15PM Aug 16, 2017Observed: 2.16 ft at 8:30PM Aug 16, 2017Observed: 2.16 ft at 8:45PM Aug 16, 2017Observed: 2.16 ft at 9:00PM Aug 16, 2017Observed: 2.15 ft at 9:15PM Aug 16, 2017Observed: 2.15 ft at 9:30PM Aug 16, 2017Observed: 2.15 ft at 9:45PM Aug 16, 2017Observed: 2.15 ft at 10:00PM Aug 16, 2017Observed: 2.15 ft at 10:15PM Aug 16, 2017Observed: 2.15 ft at 10:30PM Aug 16, 2017Observed: 2.15 ft at 10:45PM Aug 16, 2017Observed: 2.15 ft at 11:00PM Aug 16, 2017Observed: 2.15 ft at 11:15PM Aug 16, 2017Observed: 2.15 ft at 11:30PM Aug 16, 2017Observed: 2.15 ft at 11:45PM Aug 16, 2017Observed: 2.14 ft at 12:00AM Aug 17, 2017Observed: 2.14 ft at 12:15AM Aug 17, 2017Observed: 2.14 ft at 12:30AM Aug 17, 2017Observed: 2.15 ft at 12:45AM Aug 17, 2017Observed: 2.14 ft at 1:00AM Aug 17, 2017Observed: 2.14 ft at 1:15AM Aug 17, 2017USGS--Water Resources of the United StatesROSN7(plotting HGIRG) Graph Created (1:49AM Aug 17, 2017)ObservedLatest observed value: 2.14 ft at 1:15 AM EDT 17-Aug-2017. Flood Stage is 9 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: NGVD29
Metadata
NOTE: Forecasts are not available for the French Broad River at Rosman. Only observed stages are available for this point.
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Downstream Gauge Downstream Gauge - at Blantyre
Flood Categories (in feet)
Major Flood Stage: 14
Moderate Flood Stage: 13
Flood Stage: 9
Action Stage: 7
Low Stage (in feet): 0

Historic Crests
(1) 14.95 ft on 10/04/1964
(2) 14.12 ft on 08/17/1994
(3) 13.90 ft on 07/01/1916
(4) 13.31 ft on 09/29/1964
(5) 12.90 ft on 09/08/2004
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 11.17 ft on 02/03/2016
(2) 9.42 ft on 02/03/2016
(3) 11.66 ft on 12/29/2015
(4) 8.32 ft on 12/24/2015
(5) 9.51 ft on 07/05/2013
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 1.00 ft on 12/10/1935
(2) 1.51 ft on 01/03/1940
(3) 1.55 ft on 09/28/1954
(4) 1.55 ft on 10/05/1954
(5) 1.82 ft on 09/08/2007

For more information on your flood risk go to www.floodsmart.gov.

Zoom Level:14
KML Image
Gauge LocationGauge Map Marker
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 Collapse
If you notice any errors in the below information, please contact our Webmaster
15 MAJOR FLOODING CONTINUES. ADDITIONAL AREAS IN ROSMAN...SUCH AS THE TURNPIKE AND LYONS MOUNTAIN RAIN WILL BEING TO FLOOD. THE SEWAGE TREATMENT PLANT AND POWER SUBSTATION WILL BE SURROUNDED BY WATER.
14 MAJOR FLOODING BEGINS. THE RIVER WILL FLOOD SEVERAL MORE BUSINESSES...HOMES AND CHURCHES IN THE TOWN OF ROSMAN.
13.5 MODERATE FLOODING CONTINUES. ADDITIONAL HOMES ON HIGHWAY 178...AND THE POST OFFICE ALONG MAIN STREET WILL BEGIN TO FLOOD.
13 MODERATE FLOODING BEGINS. THE RIVER WILL CONTINUE TO EXPAND AND FLOOD MORE HOMES AND BUSINESSES ALONG CHESTNUT AND MAIN STREET...ALONG WITH THE HIGHWAY 178 BRIDGE. FLOODING AT THIS LEVEL WILL BE SIMILAR TO FLOODING THAT OCCURRED ON SEPTEMBER 8 AND 17...2004.
11.7 MINOR FLOODING WILL EXPAND FURTHER...AND WILL FLOOD US HIGHWAY 178...ABOUT 100 FT DOWNSTREAM OF GAGE. THE RIVER WILL EXPAND INTO SOME HOMES AND A CHURCH YARD. AT THIS LEVEL...THE DOWNSTREAM CREST AT BLANTYRE WILL RANGE FROM 19 TO 22 FT.
10 HANNAH FORD ROAD WILL BE FLOODED WHICH IS LOCATED BETWEEN ROSMAN AND BREVARD. A 10 FT RIVER LEVEL READING AT ROSMAN WILL RESULT IN A CREST DOWNSTREAM AT BLANTYRE OF AROUND 19 FT.
9 FLOOD STAGE. MINOR FLOODING OF BUILDINGS AND ROADS SUCH AS EAST MAIN ST BETWEEN DEPOT AND BROAD STREETS. A RIVER STAGE OF 9 FT AT THE ROSMAN GAGE WILL CAUSE A CREST OF 17 TO 19 FT DOWNSTREAM AT THE BLANTYRE RIVER GAGE SITE ABOUT 12 HOURS LATER.
8.5 THE RIVER WILL APPROACH HOMES ON EAST MAIN AND DEPOT STREETS DOWNSTREAM OF THE GAGE SITE.
8 EXPECT A BROAD OVERFLOW OF THE RIVER INTO LOW LYING FARMFIELDS AND LOW SPOTS ON ROADS ONE MILE UP AND DOWNSTREAM OF THE RIVER GAGE.
7.6 CREST HERE OF 7.6 FT RESULTED IN CREST AT BLAN7 15.46 ..11 HRS LATER.
7 HANNAH FORD...ISLAND FORD AND GREEN ROADS WILL BEGIN TO FLOOD. THESE ARE HALFWAY BTW ROSMAN AND BLANTYRE.
5.3 THIS RIVER READING WILL LIKELY RESULT IN A RISE TO AROUND 16 FT AT THE BLANTYRE GAGE SITE.
4.5 A READING OF 4.5 FT ALONG WITH WIDESPREAD RAIN WILL CAUSE THE RIVER TO RISE TO AROUND 15 FT AT THE BLANTYRE GAGE SITE.
4 4 TO 5 INCH IN 12 HR AT BSGN7 & RMNN7 CAUSES A 4 TO 5 FT RISE AT ROSMAN.
3 3.00 INCHES OF RAIN IN 3 HOURS IN THE ROSMAN AREA (RMNN7) WILL CAUSE A 3 FT RISE ON THE RIVER HERE.
1.5 1.5 INCH GENERAL HEADWATER/BASIN RAINFALL IN 12 HOUR WILL CAUSE A RIVER RISE FROM 2.5 FT TO 4.5 FT AT ROSMAN.
Photos
(1) gage site at Rosman NC
(2) looking upstream on French Broad River
(3) looking downstream on the French Broad River
About This Location Collapse

Latitude: 35.142222° N, Longitude: 82.824167° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 9 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 2173.83 ft 2181.83 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:

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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
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Page last modified: 21-Dec-2016 5:21 PM
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