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Hydrograph River at a Glance Download
Pearl River at Ross Barnett Reservoir Total Discharge (kcfs)Highest Observation: 0.26 kcfs at 12:00AM Jul 18, 2014Highest Observation: 0.26 kcfs at 12:46AM Jul 18, 2014Highest Observation: 0.26 kcfs at 1:00AM Jul 18, 2014Highest Observation: 0.26 kcfs at 1:01AM Jul 18, 2014Highest Observation: 0.26 kcfs at 1:46AM Jul 18, 2014Highest Observation: 0.26 kcfs at 2:00AM Jul 18, 2014Highest Observation: 0.26 kcfs at 3:00AM Jul 18, 2014Highest Observation: 0.26 kcfs at 3:46AM Jul 18, 2014Highest Observation: 0.26 kcfs at 4:00AM Jul 18, 2014Highest Observation: 0.26 kcfs at 5:00AM Jul 18, 2014Highest Observation: 0.26 kcfs at 6:00AM Jul 18, 2014Highest Observation: 0.26 kcfs at 6:01AM Jul 18, 2014Highest Observation: 0.26 kcfs at 6:16AM Jul 18, 2014Highest Observation: 0.26 kcfs at 7:00AM Jul 18, 2014Observed: 0.24 kcfs at 7:01AM Jul 18, 2014Highest Observation: 0.26 kcfs at 7:16AM Jul 18, 2014Observed: 0.24 kcfs at 7:46AM Jul 18, 2014Observed: 0.24 kcfs at 8:00AM Jul 18, 2014Highest Observation: 0.26 kcfs at 8:01AM Jul 18, 2014Highest Observation: 0.26 kcfs at 9:00AM Jul 18, 2014Highest Observation: 0.26 kcfs at 9:31AM Jul 18, 2014Highest Observation: 0.26 kcfs at 10:00AM Jul 18, 2014Highest Observation: 0.26 kcfs at 11:00AM Jul 18, 2014Highest Observation: 0.26 kcfs at 11:46AM Jul 18, 2014Highest Observation: 0.26 kcfs at 12:00PM Jul 18, 2014Highest Observation: 0.26 kcfs at 12:01PM Jul 18, 2014Highest Observation: 0.26 kcfs at 12:16PM Jul 18, 2014Highest Observation: 0.26 kcfs at 12:31PM Jul 18, 2014Highest Observation: 0.26 kcfs at 1:00PM Jul 18, 2014Highest Observation: 0.26 kcfs at 1:01PM Jul 18, 2014Highest Observation: 0.26 kcfs at 2:00PM Jul 18, 2014Observed: 0.24 kcfs at 2:01PM Jul 18, 2014Highest Observation: 0.26 kcfs at 2:16PM Jul 18, 2014Highest Observation: 0.26 kcfs at 3:00PM Jul 18, 2014Highest Observation: 0.26 kcfs at 4:00PM Jul 18, 2014Highest Observation: 0.26 kcfs at 4:01PM Jul 18, 2014Highest Observation: 0.26 kcfs at 4:31PM Jul 18, 2014Highest Observation: 0.26 kcfs at 5:00PM Jul 18, 2014Highest Observation: 0.26 kcfs at 5:31PM Jul 18, 2014Highest Observation: 0.26 kcfs at 6:00PM Jul 18, 2014Highest Observation: 0.26 kcfs at 6:16PM Jul 18, 2014Highest Observation: 0.26 kcfs at 7:00PM Jul 18, 2014Highest Observation: 0.26 kcfs at 8:00PM Jul 18, 2014Highest Observation: 0.26 kcfs at 9:00PM Jul 18, 2014Highest Observation: 0.26 kcfs at 9:01PM Jul 18, 2014Highest Observation: 0.26 kcfs at 9:31PM Jul 18, 2014Highest Observation: 0.26 kcfs at 10:00PM Jul 18, 2014Highest Observation: 0.26 kcfs at 12:00AM Jul 19, 2014Highest Observation: 0.26 kcfs at 1:00AM Jul 19, 2014Highest Observation: 0.26 kcfs at 2:00AM Jul 19, 2014Observed: 0.24 kcfs at 2:46AM Jul 19, 2014Observed: 0.24 kcfs at 3:00AM Jul 19, 2014Highest Observation: 0.26 kcfs at 3:01AM Jul 19, 2014Highest Observation: 0.26 kcfs at 4:00AM Jul 19, 2014Highest Observation: 0.26 kcfs at 5:00AM Jul 19, 2014Highest Observation: 0.26 kcfs at 6:00AM Jul 19, 2014Highest Observation: 0.26 kcfs at 7:00AM Jul 19, 2014Highest Observation: 0.26 kcfs at 8:00AM Jul 19, 2014Highest Observation: 0.26 kcfs at 9:00AM Jul 19, 2014Highest Observation: 0.26 kcfs at 10:00AM Jul 19, 2014Highest Observation: 0.26 kcfs at 11:00AM Jul 19, 2014Highest Observation: 0.26 kcfs at 12:00PM Jul 19, 2014Highest Observation: 0.26 kcfs at 1:00PM Jul 19, 2014Observed: 0.24 kcfs at 1:16PM Jul 19, 2014Highest Observation: 0.26 kcfs at 1:31PM Jul 19, 2014Highest Observation: 0.26 kcfs at 2:00PM Jul 19, 2014Highest Observation: 0.26 kcfs at 3:00PM Jul 19, 2014Highest Observation: 0.26 kcfs at 4:00PM Jul 19, 2014Observed: 0.24 kcfs at 4:46PM Jul 19, 2014Observed: 0.24 kcfs at 5:00PM Jul 19, 2014Highest Observation: 0.26 kcfs at 5:01PM Jul 19, 2014Highest Observation: 0.26 kcfs at 6:00PM Jul 19, 2014Highest Observation: 0.26 kcfs at 7:00PM Jul 19, 2014Observed: 0.24 kcfs at 7:01PM Jul 19, 2014Highest Observation: 0.26 kcfs at 7:16PM Jul 19, 2014Observed: 0.24 kcfs at 8:46PM Jul 19, 2014Observed: 0.24 kcfs at 9:00PM Jul 19, 2014Highest Observation: 0.26 kcfs at 9:01PM Jul 19, 2014Highest Observation: 0.26 kcfs at 10:00PM Jul 19, 2014Highest Observation: 0.26 kcfs at 12:00AM Jul 20, 2014Observed: 0.24 kcfs at 12:46AM Jul 20, 2014Observed: 0.24 kcfs at 1:00AM Jul 20, 2014Highest Observation: 0.26 kcfs at 1:01AM Jul 20, 2014Highest Observation: 0.26 kcfs at 2:00AM Jul 20, 2014Highest Observation: 0.26 kcfs at 3:00AM Jul 20, 2014Highest Observation: 0.26 kcfs at 4:00AM Jul 20, 2014Highest Observation: 0.26 kcfs at 5:00AM Jul 20, 2014Highest Observation: 0.26 kcfs at 6:00AM Jul 20, 2014Highest Observation: 0.26 kcfs at 7:00AM Jul 20, 2014Highest Observation: 0.26 kcfs at 8:00AM Jul 20, 2014Highest Observation: 0.26 kcfs at 8:46AM Jul 20, 2014Highest Observation: 0.26 kcfs at 9:00AM Jul 20, 2014Highest Observation: 0.26 kcfs at 10:00AM Jul 20, 2014Highest Observation: 0.26 kcfs at 11:00AM Jul 20, 2014Highest Observation: 0.26 kcfs at 11:46AM Jul 20, 2014Highest Observation: 0.26 kcfs at 12:00PM Jul 20, 2014Highest Observation: 0.26 kcfs at 1:00PM Jul 20, 2014Highest Observation: 0.26 kcfs at 2:00PM Jul 20, 2014Highest Observation: 0.26 kcfs at 3:00PM Jul 20, 2014Highest Observation: 0.26 kcfs at 4:00PM Jul 20, 2014Highest Observation: 0.26 kcfs at 5:00PM Jul 20, 2014Highest Observation: 0.26 kcfs at 6:00PM Jul 20, 2014Highest Observation: 0.26 kcfs at 7:00PM Jul 20, 2014Highest Observation: 0.26 kcfs at 8:00PM Jul 20, 2014Highest Observation: 0.26 kcfs at 9:00PM Jul 20, 2014Highest Observation: 0.26 kcfs at 10:00PM Jul 20, 2014Highest Observation: 0.26 kcfs at 12:00AM Jul 21, 2014Highest Observation: 0.26 kcfs at 1:00AM Jul 21, 2014Highest Observation: 0.26 kcfs at 2:00AM Jul 21, 2014Highest Observation: 0.26 kcfs at 3:00AM Jul 21, 2014Highest Observation: 0.26 kcfs at 4:00AM Jul 21, 2014Highest Observation: 0.26 kcfs at 5:00AM Jul 21, 2014Highest Observation: 0.26 kcfs at 6:00AM Jul 21, 2014Highest Observation: 0.26 kcfs at 8:00AM Jul 21, 2014Highest Observation: 0.26 kcfs at 9:00AM Jul 21, 2014Highest Observation: 0.26 kcfs at 10:00AM Jul 21, 2014Highest Observation: 0.26 kcfs at 11:00AM Jul 21, 2014Highest Observation: 0.26 kcfs at 12:00PM Jul 21, 2014Highest Observation: 0.26 kcfs at 1:00PM Jul 21, 2014Observed: 0.24 kcfs at 1:16PM Jul 21, 2014Highest Observation: 0.26 kcfs at 1:31PM Jul 21, 2014Highest Observation: 0.26 kcfs at 2:00PM Jul 21, 2014Highest Observation: 0.26 kcfs at 2:16PM Jul 21, 2014Highest Observation: 0.26 kcfs at 3:00PM Jul 21, 2014Highest Observation: 0.26 kcfs at 4:00PM Jul 21, 2014Highest Observation: 0.26 kcfs at 5:00PM Jul 21, 2014Observed: 0.24 kcfs at 5:16PM Jul 21, 2014Highest Observation: 0.26 kcfs at 5:31PM Jul 21, 2014Highest Observation: 0.26 kcfs at 6:00PM Jul 21, 2014Highest Observation: 0.26 kcfs at 7:00PM Jul 21, 2014Highest Observation: 0.26 kcfs at 8:00PM Jul 21, 2014Highest Observation: 0.26 kcfs at 9:00PM Jul 21, 2014Highest Observation: 0.26 kcfs at 10:00PM Jul 21, 2014Highest Observation: 0.26 kcfs at 10:01PM Jul 21, 2014Highest Observation: 0.26 kcfs at 12:00AM Jul 22, 2014Highest Observation: 0.26 kcfs at 1:00AM Jul 22, 2014Highest Observation: 0.26 kcfs at 2:00AM Jul 22, 2014Highest Observation: 0.26 kcfs at 3:00AM Jul 22, 2014Highest Observation: 0.26 kcfs at 4:00AM Jul 22, 2014Highest Observation: 0.26 kcfs at 4:01AM Jul 22, 2014Highest Observation: 0.26 kcfs at 5:00AM Jul 22, 2014Highest Observation: 0.26 kcfs at 6:00AM Jul 22, 2014Observed: 0.24 kcfs at 6:01AM Jul 22, 2014Highest Observation: 0.26 kcfs at 6:16AM Jul 22, 2014Highest Observation: 0.26 kcfs at 7:00AM Jul 22, 2014Observed: 0.24 kcfs at 7:46AM Jul 22, 2014Observed: 0.24 kcfs at 8:00AM Jul 22, 2014Highest Observation: 0.26 kcfs at 8:01AM Jul 22, 2014Highest Observation: 0.26 kcfs at 9:00AM Jul 22, 2014Highest Observation: 0.26 kcfs at 10:00AM Jul 22, 2014Highest Observation: 0.26 kcfs at 12:16PM Jul 22, 2014Highest Observation: 0.26 kcfs at 1:00PM Jul 22, 2014Highest Observation: 0.26 kcfs at 2:00PM Jul 22, 2014Observed: 0.24 kcfs at 2:16PM Jul 22, 2014Highest Observation: 0.26 kcfs at 2:31PM Jul 22, 2014Highest Observation: 0.26 kcfs at 3:00PM Jul 22, 2014Highest Observation: 0.26 kcfs at 4:00PM Jul 22, 2014Highest Observation: 0.26 kcfs at 5:00PM Jul 22, 2014Highest Observation: 0.26 kcfs at 6:00PM Jul 22, 2014Highest Observation: 0.26 kcfs at 6:46PM Jul 22, 2014Highest Observation: 0.26 kcfs at 7:00PM Jul 22, 2014Highest Observation: 0.26 kcfs at 8:00PM Jul 22, 2014Highest Forecast: 1.42 kcfs 1:00AM Jul 23, 2014Forecast: 1.1 kcfs 7:00AM Jul 23, 2014Forecast: 0.97 kcfs 1:00PM Jul 23, 2014Forecast: 0.93 kcfs 7:00PM Jul 23, 2014Forecast: 0.89 kcfs 1:00AM Jul 24, 2014Forecast: 0.86 kcfs 7:00AM Jul 24, 2014Forecast: 0.83 kcfs 1:00PM Jul 24, 2014Forecast: 0.8 kcfs 7:00PM Jul 24, 2014Forecast: 0.78 kcfs 1:00AM Jul 25, 2014Forecast: 0.76 kcfs 7:00AM Jul 25, 2014Forecast: 0.73 kcfs 1:00PM Jul 25, 2014Forecast: 0.7 kcfs 7:00PM Jul 25, 2014Forecast: 0.68 kcfs 1:00AM Jul 26, 2014Forecast: 0.66 kcfs 7:00AM Jul 26, 2014Forecast: 0.64 kcfs 1:00PM Jul 26, 2014Forecast: 0.62 kcfs 7:00PM Jul 26, 2014Forecast: 0.61 kcfs 1:00AM Jul 27, 2014Forecast: 0.59 kcfs 7:00AM Jul 27, 2014U.S. Geological SurveyJSNM6(plotting QTIRZ) Graph Created (10:19PM Jul 22, 2014)ObservedForecast (issued 9:12AM Jul 22)Latest observed value: 0.26 kcfs at 8:00 PM CDT 22-Jul-2014.
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About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts for the Pearl River at Ross Barnett Reservoir are issued routinely year-round.
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Upstream Gauge - at Ratliff's Ferry Upstream Gauge Downstream Gauge Downstream Gauge - at Jackson
Flood Categories (in KCFS)
Not Available

Historical Crests
(P): Preliminary values subject to further review.

Low Water Records
Zoom Level:16
KML Image
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: 32.397778° N, Longitude: 90.065000° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS flow Not Available 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 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other 0 ft 299 ft  
Additional Information Collapse
INFORMATION RELATING TO THE ROSS BARNETT GRAPH: The Blue line to the left of the vertical dash line is Observed Ross Barnett Discharge from gates. The Purple line to the right of the vertical dash line is the forecast inflows into the lake. Multiply kcfs value by 1000 to get cubic feet per second(cfs).
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Hydrologic Resources Additional Resources
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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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Jackson Weather Forecast Office
234 Weather Service Dr.
Jackson, MS 39232
(601) 936-2189
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Page last modified: 16-Jul-2014 12:47 AM
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