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Advanced Hydrologic Prediction Service
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This probabilistic forecast is issued by the Middle Atlantic River Forecast Center.
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Mapping
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Experimental Short Range Forecast Uncertainty (AHPS) - External Links: Product Description Document | Customer Survey
About this graph
Forecasts for the Chemung River at Corning are issued routinely year-round.
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Downstream Gauge Downstream Gauge - at Elmira
Zoom Level:16
Flood Categories (in feet)
Major Flood Stage: 36
Moderate Flood Stage: 30
Flood Stage: 29
Action Stage: 21
Low Stage (in feet): -9999

Historic Crests
(1) 40.71 ft on 06/23/1972
(2) 37.74 ft on 05/28/1946
(3) 33.49 ft on 07/07/1935
(4) 33.44 ft on 04/01/1940
(5) 33.34 ft on 07/01/1889
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 32.52 ft on 09/26/1975
(2) 40.71 ft on 06/23/1972
(3) 30.34 ft on 03/05/1964
(4) 29.34 ft on 03/07/1956
(5) 30.84 ft on 10/15/1955
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
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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
40.7 This stage is the flood of record caused by Hurricane Agnes in 1972.
39 This is the top of the flood protection levees in Corning.
36 Severe flooding begins in Corning. In the past the village of Painted Post and the Corning Glass were evacuated.
34 Backwater begins to effect gage readings. In the past the flood waters reached the bottom of the railroad bridge.
33 Backwater begins to flood Hodgeman Creek.
32 This is the Major flood stage.
30 Moderate Flood Stage. Extensive flooding begins in farmland areas. In the past Route 17E was closed.
29 Minor Flood Stage. Flooding begins in areas unprotected by levees. The City of Corning is protected by levees to 39 feet.
Photos
(1) looking upstream
(2) view of gagehouse
(3) looking downstream

Other Real-time and/or Archive Data Sources:

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) 7 Day (NAEFS) 7 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.

Click individual graphics to enlarge.

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
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Johnson City, NY 13790
(607) 729-1597
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Page last modified: 6-Nov-2019 2:41 PM
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