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Web Portal Changes: The Advanced Hydrologic Prediction Service (AHPS) hosted at will be replaced by the National Water Prediction Service (NWPS), with a target of March 2024. Existing AHPS content and features will be preserved and expanded within NWPS.

Experimental National Water Center Products: Flood Inundation Mapping services are now available for 10% of the U.S. population. Please visit 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.

Hydrograph River at a Glance Download
South Buffalo Creek near Pomona Stage (ft)Flow (kcfs)USGS--Water Resources of the United StatesSBPN7(plotting HGIRR) Graph Created (10:19PM Sep 30, 2023)Flood Stage is 11 ft
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Tabular Data (UTC)
Tabular Data (EDT)
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Datum: Not Available
NOTE: Forecasts are not available for the South Buffalo Creek near Pomona. Only observed stages are available for this point.
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Flood Categories (in feet)
Major Flood Stage: 16
Moderate Flood Stage: 14
Flood Stage: 11
Action Stage: 9
Low Stage (in feet): -9999

Historic Crests
(1) 15.47 ft on 09/13/2023
(2) 14.77 ft on 09/23/2003
(3) 14.64 ft on 09/17/2018
(4) 14.01 ft on 09/15/2000
(5) 12.47 ft on 10/11/2018
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(P): Preliminary values subject to further review.

Recent Crests
(1) 15.47 ft on 09/13/2023
(2) 12.47 ft on 10/11/2018
(3) 14.64 ft on 09/17/2018
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
Zoom Level:15
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Gauge LocationGauge Map Marker
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
16 Major flooding begins. Flooding will reach the lower floor of the Ashley Park Apartments, and access to the apartments via Maplewood Dr. is blocked. Flooding can be expected to impede traffic on Merritt St, Holden Rd, and High Point Rd. Flooding will threat homes along Carrington St., Talley St., and Stokes St. where evacuations may be needed.
14 Moderate flooding begins. Water will reach the road surface at Merritt Dr. Flooding will threaten Maplewood Dr. access to the Ashley Creek Apartments.
11 Minor flooding begins in areas immediately adjacent to the creek.
9 Action stage. The creek is at bankfull and water will reach the top opening of the culvert under Merritt St.
(1) Gauge site
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Latitude: 36.049722° N, Longitude: 79.856111° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 11 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
(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 771.84 ft 781.84 ft  

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
Raleigh Weather Forecast Office
1005 Capability Drive, Suite 300
Raleigh, NC 27606
(919) 326-1042
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