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Web Portal Changes: The Advanced Hydrologic Prediction Service (AHPS) hosted at https://water.weather.gov 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: The National Hydrologic Discussion, Area Hydrologic Discussion, and Flood Hazard Outlook, and real-time geospatial services depicting River Forecast Center and National Water Model forecasts, continue to be accessible via https://www.weather.gov/owp/operations, as described in the StoryMap here.



Hydrograph River at a Glance Download
Little Sandy River at Grayson Lake Stage (ft)Highest Observation: 643.24 ft at 2:30PM Sep 17, 2023Highest Observation: 643.24 ft at 3:00PM Sep 17, 2023Highest Observation: 643.24 ft at 3:30PM Sep 17, 2023Highest Observation: 643.24 ft at 4:00PM Sep 17, 2023Highest Observation: 643.24 ft at 4:30PM Sep 17, 2023Highest Observation: 643.24 ft at 5:00PM Sep 17, 2023Highest Observation: 643.24 ft at 5:30PM Sep 17, 2023Observed: 643.23 ft at 7:00PM Sep 17, 2023Observed: 643.23 ft at 7:30PM Sep 17, 2023Observed: 643.23 ft at 8:00PM Sep 17, 2023Observed: 643.23 ft at 8:30PM Sep 17, 2023Observed: 643.23 ft at 9:00PM Sep 17, 2023Observed: 643.23 ft at 9:30PM Sep 17, 2023Observed: 643.23 ft at 10:00PM Sep 17, 2023Observed: 643.23 ft at 10:30PM Sep 17, 2023Observed: 643.23 ft at 11:00PM Sep 17, 2023Observed: 643.23 ft at 11:30PM Sep 17, 2023Observed: 643.22 ft at 12:00AM Sep 18, 2023Observed: 643.22 ft at 12:30AM Sep 18, 2023Observed: 643.22 ft at 1:00AM Sep 18, 2023Observed: 643.22 ft at 1:30AM Sep 18, 2023Observed: 643.22 ft at 2:00AM Sep 18, 2023Observed: 643.22 ft at 2:30AM Sep 18, 2023Observed: 643.22 ft at 3:00AM Sep 18, 2023Observed: 643.22 ft at 3:30AM Sep 18, 2023Observed: 643.22 ft at 4:00AM Sep 18, 2023Observed: 643.22 ft at 4:30AM Sep 18, 2023Observed: 643.22 ft at 6:00AM Sep 18, 2023Observed: 643.22 ft at 6:30AM Sep 18, 2023Observed: 643.21 ft at 7:00AM Sep 18, 2023Observed: 643.21 ft at 7:30AM Sep 18, 2023Observed: 643.21 ft at 8:00AM Sep 18, 2023Observed: 643.21 ft at 8:30AM Sep 18, 2023Observed: 643.21 ft at 9:00AM Sep 18, 2023Observed: 643.21 ft at 9:30AM Sep 18, 2023Observed: 643.2 ft at 10:00AM Sep 18, 2023Observed: 643.2 ft at 10:30AM Sep 18, 2023Observed: 643.2 ft at 11:00AM Sep 18, 2023Observed: 643.2 ft at 11:30AM Sep 18, 2023Observed: 643.2 ft at 12:00PM Sep 18, 2023Observed: 643.2 ft at 12:30PM Sep 18, 2023Observed: 643.19 ft at 2:00PM Sep 18, 2023Observed: 643.19 ft at 2:30PM Sep 18, 2023Observed: 643.19 ft at 3:00PM Sep 18, 2023Observed: 643.18 ft at 3:30PM Sep 18, 2023Observed: 643.18 ft at 4:00PM Sep 18, 2023Observed: 643.18 ft at 4:30PM Sep 18, 2023Observed: 643.18 ft at 5:00PM Sep 18, 2023Observed: 643.18 ft at 5:30PM Sep 18, 2023Observed: 643.18 ft at 6:00PM Sep 18, 2023Observed: 643.18 ft at 6:30PM Sep 18, 2023Observed: 643.18 ft at 7:00PM Sep 18, 2023Observed: 643.18 ft at 7:30PM Sep 18, 2023Observed: 643.18 ft at 8:00PM Sep 18, 2023Observed: 643.18 ft at 8:30PM Sep 18, 2023Observed: 643.18 ft at 9:00PM Sep 18, 2023Observed: 643.18 ft at 9:30PM Sep 18, 2023Observed: 643.18 ft at 10:00PM Sep 18, 2023Observed: 643.18 ft at 10:30PM Sep 18, 2023Observed: 643.17 ft at 11:00PM Sep 18, 2023Observed: 643.17 ft at 11:30PM Sep 18, 2023Observed: 643.17 ft at 12:00AM Sep 19, 2023Observed: 643.17 ft at 12:30AM Sep 19, 2023Observed: 643.17 ft at 1:00AM Sep 19, 2023Observed: 643.17 ft at 1:30AM Sep 19, 2023Observed: 643.16 ft at 2:00AM Sep 19, 2023Observed: 643.16 ft at 2:30AM Sep 19, 2023Observed: 643.16 ft at 3:00AM Sep 19, 2023Observed: 643.16 ft at 3:30AM Sep 19, 2023Observed: 643.16 ft at 4:00AM Sep 19, 2023Observed: 643.16 ft at 4:30AM Sep 19, 2023Observed: 643.16 ft at 5:00AM Sep 19, 2023Observed: 643.16 ft at 5:30AM Sep 19, 2023Observed: 643.16 ft at 6:00AM Sep 19, 2023Observed: 643.16 ft at 6:30AM Sep 19, 2023Observed: 643.15 ft at 7:00AM Sep 19, 2023Observed: 643.15 ft at 7:30AM Sep 19, 2023Observed: 643.15 ft at 8:00AM Sep 19, 2023Observed: 643.15 ft at 8:30AM Sep 19, 2023Observed: 643.15 ft at 9:00AM Sep 19, 2023Observed: 643.15 ft at 9:30AM Sep 19, 2023Observed: 643.14 ft at 10:00AM Sep 19, 2023Observed: 643.14 ft at 10:30AM Sep 19, 2023Observed: 643.14 ft at 11:00AM Sep 19, 2023Observed: 643.14 ft at 11:30AM Sep 19, 2023Observed: 643.14 ft at 12:00PM Sep 19, 2023Observed: 643.14 ft at 12:30PM Sep 19, 2023Observed: 643.13 ft at 1:00PM Sep 19, 2023Observed: 643.13 ft at 1:30PM Sep 19, 2023Observed: 643.13 ft at 2:00PM Sep 19, 2023Observed: 643.13 ft at 2:30PM Sep 19, 2023Observed: 643.13 ft at 3:00PM Sep 19, 2023Observed: 643.13 ft at 3:30PM Sep 19, 2023Observed: 643.13 ft at 4:00PM Sep 19, 2023Observed: 643.13 ft at 4:30PM Sep 19, 2023Observed: 643.12 ft at 5:00PM Sep 19, 2023Observed: 643.12 ft at 5:30PM Sep 19, 2023Observed: 643.12 ft at 6:00PM Sep 19, 2023Observed: 643.12 ft at 6:30PM Sep 19, 2023Observed: 643.12 ft at 7:00PM Sep 19, 2023Observed: 643.12 ft at 7:30PM Sep 19, 2023Observed: 643.12 ft at 8:00PM Sep 19, 2023Observed: 643.12 ft at 8:30PM Sep 19, 2023Observed: 643.12 ft at 9:00PM Sep 19, 2023Observed: 643.12 ft at 9:30PM Sep 19, 2023Observed: 643.12 ft at 10:00PM Sep 19, 2023Observed: 643.11 ft at 10:30PM Sep 19, 2023Observed: 643.11 ft at 11:00PM Sep 19, 2023Observed: 643.11 ft at 11:30PM Sep 19, 2023Observed: 643.11 ft at 12:00AM Sep 20, 2023Observed: 643.11 ft at 12:30AM Sep 20, 2023Observed: 643.11 ft at 1:00AM Sep 20, 2023Observed: 643.1 ft at 1:30AM Sep 20, 2023Observed: 643.1 ft at 2:00AM Sep 20, 2023Observed: 643.1 ft at 2:30AM Sep 20, 2023Observed: 643.1 ft at 3:00AM Sep 20, 2023Observed: 643.1 ft at 3:30AM Sep 20, 2023Observed: 643.1 ft at 4:00AM Sep 20, 2023Observed: 643.1 ft at 4:30AM Sep 20, 2023Observed: 643.1 ft at 5:00AM Sep 20, 2023Observed: 643.1 ft at 5:30AM Sep 20, 2023Observed: 643.1 ft at 6:00AM Sep 20, 2023Observed: 643.1 ft at 6:30AM Sep 20, 2023Observed: 643.09 ft at 7:00AM Sep 20, 2023Observed: 643.09 ft at 7:30AM Sep 20, 2023Observed: 643.09 ft at 8:00AM Sep 20, 2023Observed: 643.09 ft at 8:30AM Sep 20, 2023Observed: 643.09 ft at 9:00AM Sep 20, 2023Observed: 643.08 ft at 9:30AM Sep 20, 2023Observed: 643.08 ft at 10:00AM Sep 20, 2023Observed: 643.08 ft at 10:30AM Sep 20, 2023Observed: 643.08 ft at 11:00AM Sep 20, 2023Observed: 643.08 ft at 11:30AM Sep 20, 2023Observed: 643.08 ft at 12:00PM Sep 20, 2023Observed: 643.08 ft at 12:30PM Sep 20, 2023Observed: 643.07 ft at 1:00PM Sep 20, 2023Observed: 643.07 ft at 1:30PM Sep 20, 2023Observed: 643.07 ft at 2:00PM Sep 20, 2023Observed: 643.07 ft at 2:30PM Sep 20, 2023Observed: 643.07 ft at 3:00PM Sep 20, 2023Observed: 643.06 ft at 3:30PM Sep 20, 2023Observed: 643.06 ft at 4:00PM Sep 20, 2023Observed: 643.06 ft at 4:30PM Sep 20, 2023Observed: 643.06 ft at 5:00PM Sep 20, 2023Observed: 643.06 ft at 5:30PM Sep 20, 2023Observed: 643.06 ft at 6:00PM Sep 20, 2023Observed: 643.06 ft at 6:30PM Sep 20, 2023Observed: 643.06 ft at 7:00PM Sep 20, 2023Observed: 643.06 ft at 7:30PM Sep 20, 2023Observed: 643.06 ft at 8:00PM Sep 20, 2023Observed: 643.06 ft at 8:30PM Sep 20, 2023Observed: 643.06 ft at 9:00PM Sep 20, 2023Observed: 643.06 ft at 9:30PM Sep 20, 2023Observed: 643.06 ft at 10:00PM Sep 20, 2023Observed: 643.06 ft at 10:30PM Sep 20, 2023Observed: 643.05 ft at 12:00AM Sep 21, 2023Observed: 643.05 ft at 12:30AM Sep 21, 2023Observed: 643.05 ft at 1:00AM Sep 21, 2023Observed: 643.05 ft at 1:30AM Sep 21, 2023Observed: 643.05 ft at 2:00AM Sep 21, 2023Observed: 643.05 ft at 2:30AM Sep 21, 2023Observed: 643.05 ft at 3:00AM Sep 21, 2023Observed: 643.04 ft at 3:30AM Sep 21, 2023Observed: 643.04 ft at 5:00AM Sep 21, 2023Observed: 643.04 ft at 5:30AM Sep 21, 2023Observed: 643.04 ft at 6:00AM Sep 21, 2023Observed: 643.04 ft at 6:30AM Sep 21, 2023Observed: 643.04 ft at 7:00AM Sep 21, 2023Observed: 643.04 ft at 7:30AM Sep 21, 2023Observed: 643.03 ft at 8:00AM Sep 21, 2023Observed: 643.03 ft at 8:30AM Sep 21, 2023Observed: 643.03 ft at 9:00AM Sep 21, 2023Observed: 643.02 ft at 9:30AM Sep 21, 2023Observed: 643.02 ft at 10:00AM Sep 21, 2023Observed: 643.02 ft at 10:30AM Sep 21, 2023Observed: 643.02 ft at 11:00AM Sep 21, 2023Observed: 643.02 ft at 11:30AM Sep 21, 2023Observed: 643.02 ft at 12:00PM Sep 21, 2023Observed: 643.02 ft at 12:30PM Sep 21, 2023Observed: 643.02 ft at 1:00PM Sep 21, 2023Observed: 643.02 ft at 1:30PM Sep 21, 2023Observed: 643.02 ft at 2:00PM Sep 21, 2023Observed: 643.01 ft at 2:30PM Sep 21, 2023Observed: 643.01 ft at 3:00PM Sep 21, 2023Observed: 643.01 ft at 3:30PM Sep 21, 2023Observed: 643.01 ft at 4:00PM Sep 21, 2023Observed: 643.01 ft at 4:30PM Sep 21, 2023Observed: 643 ft at 5:00PM Sep 21, 2023Observed: 643 ft at 5:30PM Sep 21, 2023Observed: 643 ft at 6:00PM Sep 21, 2023Observed: 643 ft at 6:30PM Sep 21, 2023Observed: 643 ft at 7:00PM Sep 21, 2023Observed: 643 ft at 7:30PM Sep 21, 2023Observed: 643 ft at 9:00PM Sep 21, 2023Observed: 643 ft at 9:30PM Sep 21, 2023Observed: 643 ft at 10:00PM Sep 21, 2023Observed: 643 ft at 10:30PM Sep 21, 2023Observed: 643 ft at 11:00PM Sep 21, 2023Observed: 643 ft at 11:30PM Sep 21, 2023Observed: 642.99 ft at 12:00AM Sep 22, 2023Observed: 642.99 ft at 12:30AM Sep 22, 2023Observed: 642.99 ft at 1:00AM Sep 22, 2023Observed: 642.99 ft at 1:30AM Sep 22, 2023Observed: 642.98 ft at 2:00AM Sep 22, 2023Observed: 642.98 ft at 2:30AM Sep 22, 2023Observed: 642.98 ft at 3:00AM Sep 22, 2023Observed: 642.98 ft at 3:30AM Sep 22, 2023Observed: 642.98 ft at 4:00AM Sep 22, 2023Observed: 642.98 ft at 4:30AM Sep 22, 2023Observed: 642.98 ft at 5:00AM Sep 22, 2023Observed: 642.98 ft at 5:30AM Sep 22, 2023Observed: 642.98 ft at 6:00AM Sep 22, 2023Observed: 642.98 ft at 6:30AM Sep 22, 2023Observed: 642.98 ft at 7:00AM Sep 22, 2023Observed: 642.98 ft at 7:30AM Sep 22, 2023Observed: 642.97 ft at 8:00AM Sep 22, 2023Observed: 642.97 ft at 8:30AM Sep 22, 2023Observed: 642.97 ft at 9:00AM Sep 22, 2023Observed: 642.97 ft at 9:30AM Sep 22, 2023Observed: 642.97 ft at 10:00AM Sep 22, 2023Observed: 642.96 ft at 10:30AM Sep 22, 2023Observed: 642.96 ft at 11:00AM Sep 22, 2023Observed: 642.96 ft at 11:30AM Sep 22, 2023Observed: 642.96 ft at 12:00PM Sep 22, 2023Observed: 642.96 ft at 12:30PM Sep 22, 2023Observed: 642.96 ft at 1:00PM Sep 22, 2023Observed: 642.96 ft at 1:30PM Sep 22, 2023Highest Forecast: 643 ft 3:00PM Sep 22, 2023Highest Forecast: 643 ft 4:00PM Sep 22, 2023Highest Forecast: 643 ft 5:00PM Sep 22, 2023Highest Forecast: 643 ft 6:00PM Sep 22, 2023Highest Forecast: 643 ft 7:00PM Sep 22, 2023Highest Forecast: 643 ft 8:00PM Sep 22, 2023Highest Forecast: 643 ft 9:00PM Sep 22, 2023Highest Forecast: 643 ft 10:00PM Sep 22, 2023Highest Forecast: 643 ft 11:00PM Sep 22, 2023Highest Forecast: 643 ft 12:00AM Sep 23, 2023Highest Forecast: 643 ft 1:00AM Sep 23, 2023Highest Forecast: 643 ft 2:00AM Sep 23, 2023Highest Forecast: 643 ft 3:00AM Sep 23, 2023Highest Forecast: 643 ft 4:00AM Sep 23, 2023Highest Forecast: 643 ft 5:00AM Sep 23, 2023Highest Forecast: 643 ft 6:00AM Sep 23, 2023Highest Forecast: 643 ft 7:00AM Sep 23, 2023Forecast: 642.9 ft 8:00AM Sep 23, 2023Forecast: 642.9 ft 9:00AM Sep 23, 2023Forecast: 642.9 ft 10:00AM Sep 23, 2023Forecast: 642.9 ft 11:00AM Sep 23, 2023Forecast: 642.9 ft 12:00PM Sep 23, 2023Forecast: 642.9 ft 1:00PM Sep 23, 2023Forecast: 642.9 ft 2:00PM Sep 23, 2023Forecast: 642.9 ft 3:00PM Sep 23, 2023Forecast: 642.9 ft 4:00PM Sep 23, 2023Forecast: 642.9 ft 5:00PM Sep 23, 2023Forecast: 642.9 ft 6:00PM Sep 23, 2023Forecast: 642.9 ft 7:00PM Sep 23, 2023Forecast: 642.9 ft 8:00PM Sep 23, 2023Forecast: 642.9 ft 9:00PM Sep 23, 2023Forecast: 642.9 ft 10:00PM Sep 23, 2023Forecast: 642.9 ft 11:00PM Sep 23, 2023Forecast: 642.9 ft 12:00AM Sep 24, 2023Forecast: 642.9 ft 1:00AM Sep 24, 2023Forecast: 642.9 ft 2:00AM Sep 24, 2023Forecast: 642.9 ft 3:00AM Sep 24, 2023Forecast: 642.9 ft 4:00AM Sep 24, 2023Forecast: 642.9 ft 5:00AM Sep 24, 2023Forecast: 642.9 ft 6:00AM Sep 24, 2023Forecast: 642.9 ft 7:00AM Sep 24, 2023Forecast: 642.9 ft 8:00AM Sep 24, 2023Forecast: 642.9 ft 9:00AM Sep 24, 2023Forecast: 642.9 ft 10:00AM Sep 24, 2023Forecast: 642.9 ft 11:00AM Sep 24, 2023Forecast: 642.9 ft 12:00PM Sep 24, 2023Forecast: 642.9 ft 1:00PM Sep 24, 2023Forecast: 642.9 ft 2:00PM Sep 24, 2023Forecast: 642.9 ft 3:00PM Sep 24, 2023Forecast: 642.9 ft 4:00PM Sep 24, 2023Forecast: 642.9 ft 5:00PM Sep 24, 2023Forecast: 642.9 ft 6:00PM Sep 24, 2023Forecast: 642.9 ft 7:00PM Sep 24, 2023Forecast: 642.9 ft 8:00PM Sep 24, 2023Forecast: 642.9 ft 9:00PM Sep 24, 2023Forecast: 642.9 ft 10:00PM Sep 24, 2023Forecast: 642.9 ft 11:00PM Sep 24, 2023Forecast: 642.9 ft 12:00AM Sep 25, 2023Forecast: 642.9 ft 1:00AM Sep 25, 2023Forecast: 642.9 ft 2:00AM Sep 25, 2023Forecast: 642.9 ft 3:00AM Sep 25, 2023Forecast: 642.9 ft 4:00AM Sep 25, 2023Forecast: 642.9 ft 5:00AM Sep 25, 2023Forecast: 642.9 ft 6:00AM Sep 25, 2023Forecast: 642.9 ft 7:00AM Sep 25, 2023Forecast: 642.9 ft 8:00AM Sep 25, 2023Forecast: 642.9 ft 9:00AM Sep 25, 2023Forecast: 642.9 ft 10:00AM Sep 25, 2023Forecast: 642.9 ft 11:00AM Sep 25, 2023Forecast: 642.9 ft 12:00PM Sep 25, 2023Forecast: 642.9 ft 1:00PM Sep 25, 2023Forecast: 642.9 ft 2:00PM Sep 25, 2023Forecast: 642.9 ft 3:00PM Sep 25, 2023Forecast: 642.9 ft 4:00PM Sep 25, 2023Forecast: 642.9 ft 5:00PM Sep 25, 2023Forecast: 642.9 ft 6:00PM Sep 25, 2023Forecast: 642.9 ft 7:00PM Sep 25, 2023Forecast: 642.9 ft 8:00PM Sep 25, 2023Forecast: 642.9 ft 9:00PM Sep 25, 2023Forecast: 642.9 ft 10:00PM Sep 25, 2023Forecast: 642.9 ft 11:00PM Sep 25, 2023Forecast: 642.9 ft 12:00AM Sep 26, 2023Forecast: 642.9 ft 1:00AM Sep 26, 2023Forecast: 642.9 ft 2:00AM Sep 26, 2023Forecast: 642.9 ft 3:00AM Sep 26, 2023Forecast: 642.9 ft 4:00AM Sep 26, 2023Forecast: 642.9 ft 5:00AM Sep 26, 2023Forecast: 642.9 ft 6:00AM Sep 26, 2023Forecast: 642.9 ft 7:00AM Sep 26, 2023Forecast: 642.9 ft 8:00AM Sep 26, 2023Forecast: 642.9 ft 9:00AM Sep 26, 2023Forecast: 642.9 ft 10:00AM Sep 26, 2023Forecast: 642.8 ft 11:00AM Sep 26, 2023Forecast: 642.8 ft 12:00PM Sep 26, 2023Forecast: 642.8 ft 1:00PM Sep 26, 2023Forecast: 642.8 ft 2:00PM Sep 26, 2023USACE--US Army Corps Of EngineersGRAK2(plotting HGIRG) Graph Created (2:20PM Sep 22, 2023)ObservedForecast (issued 5:06AM Sep 22)Latest observed value: 642.96 ft at 1:30 PM EDT 22-Sep-2023.
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: NGVD29
Metadata
NOTE: The future pool levels are furnished by the U.S. Army Corps of Engineers. These forecasts do not account for future precipitation.

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

Vertical datum height surveyed by the USGS

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Downstream Gauge Downstream Gauge - below Grayson Lake
Flood Categories (in feet)
Not Available

Historic Crests
Currently none available.

Recent Crests
Currently none available.

Low Water Records
Currently none available.

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.
About This Location Collapse

Latitude: 38.252582° N, Longitude: 82.985447° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft Not Available 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 29 625.00 ft Not Available 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
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South Charleston, WV 25303
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