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Hydrograph River at a Glance Download
Ohio River at Hannibal Lock and Dam Tailwater (ft)Flow (kcfs)Observed: 12.51 ft at 1:30AM Aug 25, 2014Observed: 12.43 ft at 2:00AM Aug 25, 2014Observed: 12.38 ft at 2:30AM Aug 25, 2014Observed: 12.36 ft at 3:00AM Aug 25, 2014Observed: 12.33 ft at 3:30AM Aug 25, 2014Observed: 12.29 ft at 4:00AM Aug 25, 2014Observed: 12.29 ft at 4:30AM Aug 25, 2014Observed: 12.27 ft at 5:00AM Aug 25, 2014Observed: 12.27 ft at 5:30AM Aug 25, 2014Observed: 12.25 ft at 6:00AM Aug 25, 2014Observed: 12.24 ft at 6:30AM Aug 25, 2014Observed: 12.23 ft at 7:00AM Aug 25, 2014Observed: 12.22 ft at 7:30AM Aug 25, 2014Observed: 12.22 ft at 8:00AM Aug 25, 2014Observed: 12.23 ft at 8:30AM Aug 25, 2014Observed: 12.24 ft at 9:00AM Aug 25, 2014Observed: 12.25 ft at 9:30AM Aug 25, 2014Observed: 12.28 ft at 10:00AM Aug 25, 2014Observed: 12.25 ft at 10:30AM Aug 25, 2014Observed: 12.24 ft at 11:00AM Aug 25, 2014Observed: 12.21 ft at 11:30AM Aug 25, 2014Observed: 12.19 ft at 12:00PM Aug 25, 2014Observed: 12.32 ft at 12:30PM Aug 25, 2014Observed: 12.39 ft at 1:00PM Aug 25, 2014Observed: 12.44 ft at 1:30PM Aug 25, 2014Observed: 12.38 ft at 2:00PM Aug 25, 2014Observed: 12.5 ft at 2:30PM Aug 25, 2014Observed: 12.64 ft at 3:00PM Aug 25, 2014Observed: 12.58 ft at 3:30PM Aug 25, 2014Observed: 12.71 ft at 4:00PM Aug 25, 2014Observed: 12.61 ft at 4:30PM Aug 25, 2014Observed: 12.75 ft at 5:00PM Aug 25, 2014Observed: 12.75 ft at 5:30PM Aug 25, 2014Observed: 12.77 ft at 6:30PM Aug 25, 2014Observed: 12.85 ft at 7:00PM Aug 25, 2014Observed: 12.87 ft at 7:30PM Aug 25, 2014Observed: 12.93 ft at 8:00PM Aug 25, 2014Observed: 12.94 ft at 8:30PM Aug 25, 2014Observed: 12.99 ft at 9:00PM Aug 25, 2014Observed: 13 ft at 9:30PM Aug 25, 2014Observed: 13.07 ft at 10:00PM Aug 25, 2014Observed: 13.2 ft at 10:30PM Aug 25, 2014Observed: 13.25 ft at 11:00PM Aug 25, 2014Observed: 13.28 ft at 11:30PM Aug 25, 2014Observed: 13.29 ft at 12:00AM Aug 26, 2014Observed: 13.33 ft at 12:30AM Aug 26, 2014Observed: 13.34 ft at 1:00AM Aug 26, 2014Observed: 13.4 ft at 1:30AM Aug 26, 2014Observed: 13.41 ft at 2:00AM Aug 26, 2014Observed: 13.51 ft at 2:30AM Aug 26, 2014Highest Observation: 13.52 ft at 3:00AM Aug 26, 2014Observed: 13.35 ft at 3:30AM Aug 26, 2014Observed: 13.33 ft at 4:00AM Aug 26, 2014Observed: 13.32 ft at 4:30AM Aug 26, 2014Observed: 13.33 ft at 5:00AM Aug 26, 2014Observed: 13.33 ft at 5:30AM Aug 26, 2014Observed: 13.36 ft at 6:00AM Aug 26, 2014Observed: 13.38 ft at 6:30AM Aug 26, 2014Observed: 13.4 ft at 7:00AM Aug 26, 2014Observed: 13.38 ft at 7:30AM Aug 26, 2014Observed: 13.36 ft at 8:00AM Aug 26, 2014Observed: 13.38 ft at 8:30AM Aug 26, 2014Observed: 13.39 ft at 9:00AM Aug 26, 2014Observed: 13.39 ft at 9:30AM Aug 26, 2014Observed: 13.41 ft at 10:00AM Aug 26, 2014Observed: 13.35 ft at 11:30AM Aug 26, 2014Observed: 13.36 ft at 12:00PM Aug 26, 2014Observed: 13.38 ft at 12:30PM Aug 26, 2014Observed: 13.34 ft at 1:00PM Aug 26, 2014Observed: 13.3 ft at 2:30PM Aug 26, 2014Observed: 13.26 ft at 3:00PM Aug 26, 2014Observed: 13.22 ft at 3:30PM Aug 26, 2014Observed: 13.22 ft at 4:00PM Aug 26, 2014Observed: 13.22 ft at 4:30PM Aug 26, 2014Observed: 13.22 ft at 5:00PM Aug 26, 2014Observed: 13.24 ft at 5:30PM Aug 26, 2014Observed: 13.21 ft at 6:00PM Aug 26, 2014Observed: 13.21 ft at 6:30PM Aug 26, 2014Observed: 13.2 ft at 7:00PM Aug 26, 2014Observed: 13.17 ft at 7:30PM Aug 26, 2014Observed: 13.14 ft at 8:00PM Aug 26, 2014Observed: 13.14 ft at 8:30PM Aug 26, 2014Observed: 13.13 ft at 9:00PM Aug 26, 2014Observed: 13.19 ft at 9:30PM Aug 26, 2014Observed: 13.07 ft at 10:00PM Aug 26, 2014Observed: 13.14 ft at 10:30PM Aug 26, 2014Observed: 13.12 ft at 11:00PM Aug 26, 2014Observed: 13.14 ft at 11:30PM Aug 26, 2014Observed: 13.1 ft at 12:00AM Aug 27, 2014Observed: 13.1 ft at 12:30AM Aug 27, 2014Observed: 13.08 ft at 1:00AM Aug 27, 2014Observed: 13.09 ft at 1:30AM Aug 27, 2014Observed: 13.06 ft at 2:00AM Aug 27, 2014Observed: 13.06 ft at 2:30AM Aug 27, 2014Observed: 13.05 ft at 3:00AM Aug 27, 2014Observed: 13 ft at 3:30AM Aug 27, 2014Observed: 13.13 ft at 4:00AM Aug 27, 2014Observed: 12.98 ft at 4:30AM Aug 27, 2014Observed: 13.01 ft at 5:00AM Aug 27, 2014Observed: 13 ft at 5:30AM Aug 27, 2014Observed: 13.01 ft at 6:00AM Aug 27, 2014Observed: 12.99 ft at 6:30AM Aug 27, 2014Observed: 12.96 ft at 7:30AM Aug 27, 2014Observed: 13.08 ft at 8:00AM Aug 27, 2014Observed: 13.02 ft at 8:30AM Aug 27, 2014Observed: 12.97 ft at 9:00AM Aug 27, 2014Observed: 12.94 ft at 9:30AM Aug 27, 2014Observed: 13.01 ft at 10:00AM Aug 27, 2014Observed: 13.1 ft at 10:30AM Aug 27, 2014Observed: 12.96 ft at 11:00AM Aug 27, 2014Observed: 12.93 ft at 11:30AM Aug 27, 2014Observed: 12.94 ft at 12:00PM Aug 27, 2014Observed: 12.94 ft at 12:30PM Aug 27, 2014Observed: 12.95 ft at 1:00PM Aug 27, 2014Observed: 12.94 ft at 1:30PM Aug 27, 2014Observed: 12.92 ft at 2:00PM Aug 27, 2014Observed: 12.94 ft at 2:30PM Aug 27, 2014Observed: 12.93 ft at 3:00PM Aug 27, 2014Observed: 12.94 ft at 3:30PM Aug 27, 2014Observed: 12.9 ft at 4:00PM Aug 27, 2014Observed: 12.93 ft at 4:30PM Aug 27, 2014Observed: 12.88 ft at 5:00PM Aug 27, 2014Observed: 12.88 ft at 5:30PM Aug 27, 2014Observed: 12.88 ft at 6:00PM Aug 27, 2014Observed: 12.9 ft at 6:30PM Aug 27, 2014Observed: 12.88 ft at 7:00PM Aug 27, 2014Observed: 12.88 ft at 7:30PM Aug 27, 2014Observed: 12.85 ft at 8:00PM Aug 27, 2014Observed: 12.85 ft at 8:30PM Aug 27, 2014Observed: 12.96 ft at 9:00PM Aug 27, 2014Observed: 12.96 ft at 9:30PM Aug 27, 2014Observed: 12.94 ft at 10:00PM Aug 27, 2014Observed: 13.09 ft at 10:30PM Aug 27, 2014Observed: 12.96 ft at 11:00PM Aug 27, 2014Observed: 12.95 ft at 11:30PM Aug 27, 2014Observed: 12.94 ft at 12:00AM Aug 28, 2014Observed: 12.94 ft at 12:30AM Aug 28, 2014Observed: 12.88 ft at 1:00AM Aug 28, 2014Highest Forecast: 12.6 ft 2:00AM Aug 28, 2014Highest Forecast: 12.6 ft 8:00AM Aug 28, 2014Forecast: 12.5 ft 2:00PM Aug 28, 2014Forecast: 12.5 ft 8:00PM Aug 28, 2014Forecast: 12.5 ft 2:00AM Aug 29, 2014Forecast: 12.4 ft 8:00AM Aug 29, 2014Forecast: 12.4 ft 2:00PM Aug 29, 2014Forecast: 12.4 ft 8:00PM Aug 29, 2014Forecast: 12.3 ft 2:00AM Aug 30, 2014Forecast: 12.3 ft 8:00AM Aug 30, 2014Forecast: 12.3 ft 2:00PM Aug 30, 2014Forecast: 12.3 ft 8:00PM Aug 30, 2014Forecast: 12.3 ft 2:00AM Aug 31, 2014Forecast: 12.3 ft 8:00AM Aug 31, 2014Forecast: 12.2 ft 2:00PM Aug 31, 2014Forecast: 12.2 ft 8:00PM Aug 31, 2014Forecast: 12.2 ft 2:00AM Sep 01, 2014Forecast: 12.2 ft 8:00AM Sep 01, 2014Forecast: 12.2 ft 2:00PM Sep 01, 2014Forecast: 12.2 ft 8:00PM Sep 01, 2014HANO1(plotting HTIRG) Graph Created (1:17AM Aug 28, 2014)ObservedForecast (issued 9:59PM Aug 27)Latest observed value: 12.88 ft at 1:00 AM EDT 28-Aug-2014. Flood Stage is 35 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: Not Available
Metadata
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 Hannibal Lock and Dam are issued routinely year-round.

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Upstream Gauge - at Powhatan Point Upstream Gauge Downstream Gauge Downstream Gauge - at Willow Island Lock
Flood Categories (in feet)
Major Flood Stage:40
Moderate Flood Stage:37
Flood Stage:35
Action Stage:24.8

Historical Crests
(1) 51.20 ft on 03/29/1913
(2) 49.40 ft on 03/20/1936
(3) 49.30 ft on 02/07/1884
(4) 47.60 ft on 01/27/1937
(5) 47.30 ft on 12/31/1942
(6) 44.70 ft on 03/08/1945
(7) 44.00 ft on 03/12/1964
(8) 42.60 ft on 04/15/1948
(9) 41.90 ft on 06/25/1972
(10) 41.10 ft on 09/19/2004
Show More Historical 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 www.floodsmart.gov.

Zoom Level:15
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Gauge LocationGauge Map Marker
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 Collapse
If you notice any errors in the below information, please contact our Webmaster
43 Lock walls overtopped.
42.5 MAPLE AVE IS FLOODED NEAR THE RAILROAD IN NEW MARTINSVILLE.
41.9 FLOODING REACHES AREAS FLOODED AFTER HURRICANE AGNES.
40 FLOODING EXTENDS TO PORTIONS OF ROUTE 2 IN NEWMARTINSVILLE WV.
38 FLOODING REACHES MCELD AVE IN NEW MARTINSVILLE WV.
37 Navigation suspended, lock out of service.
36 THE LOWER END OF DUEER ST IN NEW MARTINSVILLE WV IS FLOODED.
35 FLOODING BEGINS IN NEW MARTINSVILLE WV ON NORTH MAIN ST NEAR VIRGINIA ST.
About This Location Collapse

Latitude: 39.667222° N, Longitude: 80.866111° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 35 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 29 590 ft 625 ft 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:

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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
Pittsburgh Weather Forecast Office
192 Shafer Road
Moon Township, PA 15108
(412) 262-1591
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Page last modified: 27-Aug-2014 7:12 PM
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