National Weather Service Advanced Hydrologic Prediction Service

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Weather Forecast Office Columbia, SC

Southeast River Forecast Center

Hydrograph

River at a Glance

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About this graph

Tabular Data (UTC)

Tabular Data (EDT)

Datum: Not Available

Metadata

NOTE: Forecasts are not available for the Rocky Branch (SC) at Whaley Street. Only observed stages are available for this point.

Return to Area Map

Upstream Gauge

Flood Categories (in feet)

Major Flood Stage:	11
Moderate Flood Stage:	8
Flood Stage:	7.2
Action Stage:	3
Low Stage (in feet):	0

Historic Crests
(1) 12.39 ft on 09/25/2011
(2) 12.28 ft on 10/04/2015
(3) 12.15 ft on 07/23/2017
(4) 12.04 ft on 08/02/2016
(5) 11.87 ft on 07/22/2009
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 6.99 ft on 10/11/2018
(2) 7.51 ft on 05/15/2018
(3) 10.19 ft on 07/24/2017
(4) 12.15 ft on 07/23/2017
(5) 9.93 ft on 06/15/2017
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

Zoom Level:16

	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
12	Water floods the intersection of Whaley and Main Streets to a depth of 4 feet.
8	Water floods the intersection of Whaley and Main Street with approximately 6 inches of water covering the road.
7.5	Flood stage, water gets out of Rocky Branch Creek channel.

About This Location

Latitude: 33.987500° N, Longitude: 81.027500° W, Horizontal Datum: NAD83/WGS84

River Stage Reference Frame	Gauge Height	Flood Stage	Uses
NWS stage	0 ft	7.2 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	Not Available	Not Available

Current/Historical Observations:

U.S. Geological Survey (USGS) Data and Site Info for Whaley Street

Resources

Hydrologic Resources

Additional Resources

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
Columbia Weather Forecast Office
2909 Aviation Way
West Columbia, SC 29170-2102
(803) 822-8135
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Page last modified: 2-Nov-2020 7:30 PM

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