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Weather Forecast Office Raleigh, NC

Southeast River Forecast Center

Hydrograph

River at a Glance

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Printable Image About this graph Tabular Data (UTC) Tabular Data (EST) Datum: NAVD88 Metadata

NOTE: Forecasts are not available for the Rocky River at Siler City. Only observed stages are available for this point.

Default Hydrograph Scale to Flood Categories   Return to Area Map

Flood Categories (in feet) Major Flood Stage: 36 Moderate Flood Stage: 32 Flood Stage: 20 Action Stage: 16 Low Stage (in feet): -9999 Historic Crests Currently none available. Recent Crests Currently none available. Low Water Records Currently none available.

Zoom Level:16 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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36	Major Flood Stage. The Rocky River will flood US Highway 64
32	Moderate Flood Stage. Water reaches the base of the US Highway 64 bridge
20	Minor Flood Stage. Water will begin to encroach on private property upstream of the US Highway 64 bridge
16	Action Stage. The Rocky River at Siler City reaches bankfull

About This Location

Latitude: 35.735140° N, Longitude: 79.423070° W, Horizontal Datum: NAD83/WGS84 River Stage Reference Frame Gauge Height Flood Stage Uses NWS stage 0 ft 20 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 482.9 502.9 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 Siler City

Resources

Hydrologic Resources Text Products Past Precipitation Forecast Precipitation River Forecast Centers River Stage Summary Tar River Basin Multimedia - Includes Photos and Panoramics Tar River Inundation Mapping Cape Fear River Basin Mulitmedia Neuse River Basin Mulitmedia Roanoke River Basin Multimedia Pee Dee River Basin Multimedia 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 Snow Information Ensemble River Forecasts Hourly Precipitation

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