National Weather Service Advanced Hydrologic Prediction Service

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This probabilistic forecast is issued by the Ohio River Forecast Center.

	Hydrograph			River at a Glance			Download			Probability Information Weekly Chance of Exceeding Levels Chance of Exceeding Levels During Entire Period Short-term Probabilistic Guidance (Experimental)

About this graph

Forecasts for the Little Sandy River at Grayson are issued routinely year-round.

Vertical datum height estimated from NGVD29 to NAVD88 using the NGS VERTCON conversion program

Return to Area Map

Zoom Level:15

Flood Categories (in feet)

Major Flood Stage:	28
Moderate Flood Stage:	25
Flood Stage:	21
Action Stage:	19
Low Stage (in feet):	-9999

Historic Crests
(1) 30.57 ft on 03/02/1997
(2) 29.20 ft on 03/20/2002
(3) 28.99 ft on 12/09/1978
(4) 28.20 ft on 03/07/1967
(5) 27.95 ft on 03/01/2021
(6) 27.88 ft on 05/03/2010
(7) 27.53 ft on 09/22/1950
(8) 26.91 ft on 02/16/1989
(9) 26.25 ft on 02/01/1939
(10) 25.83 ft on 03/23/1952
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 22.04 ft on 02/04/2022 (P)
(2) 27.95 ft on 03/01/2021
(3) 22.47 ft on 12/17/2019
(4) 21.36 ft on 02/24/2019
(5) 22.61 ft on 09/10/2018
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 3.60 ft on 07/28/1999
(2) 3.60 ft on 10/06/2007

	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

If you notice any errors in the below information, please contact our Webmaster
27.5	Stages of 27 and a half feet and above can expect large amounts of property damage. Evacuation of homes and businesses will be required.
25	Affects homes upstream along river and a low section of Route 60 near the river gage. Backwater along streams and creeks draining into the river.
23	Low spots on Route 773 and Jackson Road along the river are flooded.
22	Affects the buildings next to river gage. Also, water starts to flow onto Route 773 and in the Dixie Park area just past I-64 bridge. State Route 1910 floods.
21	Mostly farmland, a few outbuildings, and low spots on roads along river in the vicinity of Grayson start to flood.

Other Real-time and/or Archive Data Sources:

U.S. Geological Survey (USGS) Data and Site Info for Grayson

Additional Information

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)	River Forecast vs. River Potential

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

See the Product Description Document link for more details on the interpretation of the 10 day graphics.

Collaborative Agencies

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
Charleston Weather Forecast Office
1754 Hendrickson Drive
South Charleston, WV 25303
(304) 356-5885
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Page last modified: 2-Nov-2020 7:30 PM

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