National Weather Service Advanced Hydrologic Prediction Service

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Weather Forecast Office Greenville-Spartanburg, SC

Southeast River Forecast Center

Hydrograph

River at a Glance

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Tabular Data (UTC)

Tabular Data (EDT)

Datum: Not Available

Metadata

NOTE: Forecasts are not available for the Johns River at Arneys Store. Only observed stages are available for this point.

Return to Area Map

Flood Categories (in feet)

Major Flood Stage:	24
Moderate Flood Stage:	18
Flood Stage:	12
Action Stage:	8.5
Low Stage (in feet):	-9999

Historic Crests
(1) 28.60 ft on 09/08/2004
(2) 25.23 ft on 08/17/1994
(3) 23.98 ft on 01/15/1995
(4) 20.29 ft on 05/19/2018 (P)
(5) 19.31 ft on 08/12/1996
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 13.42 ft on 02/07/2020 (P)
(2) 20.29 ft on 05/19/2018 (P)
(3) 12.87 ft on 05/25/2017
(4) 14.21 ft on 02/03/2016
(5) 11.64 ft on 12/24/2015
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 0.44 ft on 08/11/1976
(2) 0.64 ft on 10/21/1974
(3) 0.65 ft on 08/28/1981
(4) 0.87 ft on 07/09/1981
(5) 1.54 ft on 08/09/2002
Show More Low Water Records

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

Show FEMA's National Flood Hazard Layers

Zoom Level:14

	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
40	A FEW HOMES NEAR THE RIVER BEGING TO FLOOD.
30	RIVER OVERFLOWS ITS BANKS DOWNSTREAM IN CALDWELL COUNTY.
28.6	FLOODING WILL BE SIMILAR TO THAT WHICH OCCURRED IN SEPTEMBER 2004 WITH HURRICANE FRANCES
25.23	FLOODING WILL BE SIMILAR TO THAT WHICH OCCURRED WITH TROPICAL STORM BERYL IN AUGUST OF 1994
20	AT THIS STAGE THE BRIDGE WHERE THE GAGE IS AT WILL BEGIN TO FLOOD. NOT MUCH ELSE IN THE AREA TO FLOOD AT THIS LEVEL.
19	WATER WILL BE AT THE BOTTOM OF THE BRIDGE ON HIGHWAY 18 NORTH OF MORGANTON.
18.5	APPROACHES TO CORPENING BRIDGE WILL BE FLOODED AND PARTS OF JOHNS RIVER ROAD WILL BE FLOODED.
16.53	PARTS OF ADAKO ROAD WILL BE FLOODED. FLOODING WILL BE SIMILAR TO THAT WHICH OCCURRED IN SEPT 2004 WITH HURICANE IVAN.
16	FLOODING WILL DEVELOP OR BE ONGOING ALONG JOHNS RIVER LOOP RD...OLD JOHNS RIVER RD AND VALLEY VIEW CIRCLE.
13.5	AT THIS LEVEL THERE WILL BE SOME BACKWATER EFFECTS ON SIMS BRANCH THAT FLOWS INTO THE RIVER. JOHNS RIVER ROAD AND A CAMPING AREA ON LOWER CREEK THAT FLOWS INTO RIVER WILL START TO FLOOD.
12	AT THIS STAGE PARTS OF NC 90 NORTH OF COLLETTSVILLE...JOHNS RIVER ROAD AND CORPENING BRIDGE ROAD ARE FLOODED.
11.5	PARKING LOT OF THE BOAT RAMP AT NC 18/64 IS FLOODED ON CORPENING BRIDGE ROAD
9	PLAYMORE BEACH ROAD AND JOHNS RIVER ROAD AND OTHER BRIDGES OVER THE RIVER USUALLY BEGIN TO FLOOD NEAR THE CONFLUENCE OF WILSON CREEK AND JOHNS RIVER.
8.5	HEAVY RAIN AND THIS RIVER LEVEL MAY CAUSE FLOODING IN COLLETTSVILLE ON ADAKO ROAD AND COFFEY ROAD. THESE SITES ARE UPSTREAM FROM THE RIVER GAGE.
8	AT THIS LEVEL JOHNS RIVER ROAD WILL LIKELY BEGIN TO FLOOD IN LOW LYING AREAS.
4	3.5 TO 4.5 INCH 36 HR BASINWIDE RAINFALL CAUSED A 10 FT RISE...2 FT TO 12 FT...HOWEVER A SIMILAR AMOUNT FALLING IN 10 HOURS CAUSED A 13 FT RISE...3 FT TO 16 FT.
3	24 HR BASINWIDE RAINFALL OF 3 INCHES RESULTED IN A RISE FROM 1.7 FT TO 5 FT.
2	2 INCHES OF RAIN IN ONE TO 2 HOURS WILL CAUSE THE RIVER TO RISE TO NEAR 8.5 FT
1.5	1.5 IN 6 TO 12 HOURS CAUSED RIVER TO RISE FROM 2.25 FT TO 5.13 FT

About This Location

Latitude: 35.833611° N, Longitude: 81.711944° W, Horizontal Datum: NAD83/WGS84

River Stage Reference Frame	Gauge Height	Flood Stage	Uses
NWS stage	0 ft	12 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	1001.74	1013.74	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 Arneys Store

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Hydrologic Resources

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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
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Page last modified: 2-Nov-2020 7:30 PM

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