Skip Navigation Link  
NOAA logo - Click to go to the NOAA homepage National Weather Service NWS logo - Click to go to the NWS homepage
Advanced Hydrologic Prediction Service
Image background of Navigation bar Left
Bookmark and Share Navigation Bar End Cap


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
Ohio River at Wellsburg Stage (ft)WELW2(plotting HGIRZ) Graph Created (4:48PM Oct 4, 2023)Flood Stage is 36 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: NAVD88
NOTE: The above river forecast includes future rainfall/snowmelt. Forecast stages may be different if the actual rainfall/snowmelt is different than the forecast rainfall/snowmelt.

NOTE: Forecasts for the Ohio River at Wellsburg are issued as needed during times of high water, but are not routinely available.

Return to Area Map
Upstream Gauge - at Steubenville Upstream Gauge Downstream Gauge Downstream Gauge - at Pike Island Lock and Dam
Flood Categories (in feet)
Major Flood Stage: 41
Moderate Flood Stage: 39
Flood Stage: 36
Action Stage: 28.2
Low Stage (in feet): -9999

Historic Crests
(1) 54.60 ft on 03/19/1936
(2) 46.20 ft on 03/11/1964
(3) 46.20 ft on 01/20/1996
(4) 45.10 ft on 09/19/2004
(5) 44.40 ft on 10/17/1954
(6) 42.90 ft on 04/15/1948
(7) 42.40 ft on 01/23/1959
(8) 42.20 ft on 01/07/2005
(9) 38.10 ft on 09/11/2018 (P)
(10) 38.00 ft on 02/17/2018 (P)
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 38.10 ft on 09/11/2018 (P)
(2) 38.00 ft on 02/17/2018 (P)
(3) 37.10 ft on 03/12/2011
(4) 42.20 ft on 01/07/2005
(5) 45.10 ft on 09/19/2004
(6) 35.90 ft on 01/06/2004
(7) 46.20 ft on 01/20/1996
(8) 46.20 ft on 03/11/1964
(9) 37.80 ft on 03/07/1964
(10) 42.40 ft on 01/23/1959
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 0.00 ft on 01/01/1980

For more information on your flood risk go to

Zoom Level:16
KML Image
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
47.2 Business district floods.
41.5 Newspaper office floods.
38.6 Several homes between 12th and 15th streets west of Main street flooded.
About This Location Collapse

Latitude: 40.275000° N, Longitude: 80.613611° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 36 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 618.024 ft 654.024 ft Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 618.63 ft 654.63 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  
Additional Information Collapse
Potential River Levels - Used to
Potential River Levels
Used to Estimate the Chance of Flooding and the Range of Possible River Levels
10 Day (HEFS) 10 Day (NAEFS) 10 Day (GEFS)
HEFS Ensemble NAEFS Ensemble GEFS Ensemble

Note: Use the official hydrograph at the top of this web page for river levels within the next 72 hours.

Resources Collapse
Hydrologic Resources Additional Resources
Collaborative Agencies Collapse
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
Pittsburgh Weather Forecast Office
192 Shafer Road
Moon Township, PA 15108
(412) 262-1591
Ask Questions/Webmaster
Page last modified: 2-Nov-2020 7:30 PM
Privacy Policy
About Us
Career Opportunities