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Hydrograph River at a Glance Download
Pearl River at Ross Barnett Reservoir Total Discharge (kcfs)Observed: 1.17 kcfs at 6:14AM Apr 25, 2016Observed: 1.18 kcfs at 6:44AM Apr 25, 2016Observed: 0.84 kcfs at 6:59AM Apr 25, 2016Observed: 1.18 kcfs at 7:00AM Apr 25, 2016Observed: 0.84 kcfs at 7:14AM Apr 25, 2016Observed: 0.84 kcfs at 8:00AM Apr 25, 2016Observed: 0.84 kcfs at 8:14AM Apr 25, 2016Observed: 0.84 kcfs at 9:00AM Apr 25, 2016Observed: 0.84 kcfs at 10:00AM Apr 25, 2016Observed: 0.84 kcfs at 11:00AM Apr 25, 2016Observed: 0.84 kcfs at 11:44AM Apr 25, 2016Observed: 0.84 kcfs at 12:00PM Apr 25, 2016Observed: 0.84 kcfs at 12:44PM Apr 25, 2016Observed: 0.84 kcfs at 1:00PM Apr 25, 2016Observed: 0.84 kcfs at 2:00PM Apr 25, 2016Observed: 0.84 kcfs at 2:14PM Apr 25, 2016Observed: 0.84 kcfs at 3:00PM Apr 25, 2016Observed: 0.84 kcfs at 3:44PM Apr 25, 2016Observed: 0.84 kcfs at 4:00PM Apr 25, 2016Observed: 0.84 kcfs at 5:00PM Apr 25, 2016Observed: 0.85 kcfs at 5:59PM Apr 25, 2016Observed: 0.84 kcfs at 6:00PM Apr 25, 2016Observed: 0.85 kcfs at 7:00PM Apr 25, 2016Observed: 0.8 kcfs at 7:14PM Apr 25, 2016Observed: 0.85 kcfs at 7:29PM Apr 25, 2016Observed: 0.85 kcfs at 7:59PM Apr 25, 2016Observed: 0.85 kcfs at 8:00PM Apr 25, 2016Observed: 0.85 kcfs at 9:00PM Apr 25, 2016Observed: 0.85 kcfs at 10:00PM Apr 25, 2016Observed: 0.84 kcfs at 12:00AM Apr 26, 2016Observed: 0.84 kcfs at 12:29AM Apr 26, 2016Observed: 0.84 kcfs at 12:44AM Apr 26, 2016Observed: 0.84 kcfs at 1:00AM Apr 26, 2016Observed: 0.51 kcfs at 1:11AM Apr 26, 2016Observed: 0.51 kcfs at 1:14AM Apr 26, 2016Observed: 0.51 kcfs at 1:59AM Apr 26, 2016Observed: 0.51 kcfs at 2:00AM Apr 26, 2016Observed: 0.51 kcfs at 2:14AM Apr 26, 2016Observed: 0.51 kcfs at 2:59AM Apr 26, 2016Observed: 0.51 kcfs at 3:00AM Apr 26, 2016Observed: 0.51 kcfs at 3:14AM Apr 26, 2016Observed: 0.51 kcfs at 4:00AM Apr 26, 2016Observed: 0.51 kcfs at 4:44AM Apr 26, 2016Observed: 0.51 kcfs at 5:00AM Apr 26, 2016Observed: 0.85 kcfs at 5:04AM Apr 26, 2016Observed: 0.85 kcfs at 5:29AM Apr 26, 2016Observed: 0.85 kcfs at 5:44AM Apr 26, 2016Observed: 0.85 kcfs at 6:00AM Apr 26, 2016Observed: 0.85 kcfs at 6:59AM Apr 26, 2016Observed: 0.85 kcfs at 7:00AM Apr 26, 2016Observed: 0.85 kcfs at 7:14AM Apr 26, 2016Observed: 0.85 kcfs at 7:29AM Apr 26, 2016Observed: 0.85 kcfs at 8:00AM Apr 26, 2016Observed: 0.85 kcfs at 8:14AM Apr 26, 2016Observed: 0.85 kcfs at 8:44AM Apr 26, 2016Observed: 0.85 kcfs at 9:00AM Apr 26, 2016Observed: 0.85 kcfs at 9:59AM Apr 26, 2016Observed: 0.85 kcfs at 10:00AM Apr 26, 2016Observed: 0.8 kcfs at 10:29AM Apr 26, 2016Observed: 0.85 kcfs at 11:44AM Apr 26, 2016Observed: 0.85 kcfs at 12:00PM Apr 26, 2016Observed: 0.85 kcfs at 1:00PM Apr 26, 2016Observed: 0.85 kcfs at 1:29PM Apr 26, 2016Observed: 0.85 kcfs at 2:00PM Apr 26, 2016Observed: 0.85 kcfs at 3:00PM Apr 26, 2016Observed: 0.85 kcfs at 4:00PM Apr 26, 2016Observed: 0.85 kcfs at 4:14PM Apr 26, 2016Observed: 0.85 kcfs at 4:44PM Apr 26, 2016Observed: 0.85 kcfs at 5:00PM Apr 26, 2016Observed: 0.85 kcfs at 5:14PM Apr 26, 2016Observed: 0.85 kcfs at 6:00PM Apr 26, 2016Observed: 0.8 kcfs at 6:29PM Apr 26, 2016Observed: 0.85 kcfs at 7:44PM Apr 26, 2016Observed: 0.8 kcfs at 7:59PM Apr 26, 2016Observed: 0.85 kcfs at 8:00PM Apr 26, 2016Observed: 0.85 kcfs at 8:14PM Apr 26, 2016Observed: 0.85 kcfs at 8:59PM Apr 26, 2016Observed: 0.85 kcfs at 9:00PM Apr 26, 2016Observed: 0.85 kcfs at 9:29PM Apr 26, 2016Observed: 0.8 kcfs at 9:44PM Apr 26, 2016Observed: 0.85 kcfs at 9:59PM Apr 26, 2016Observed: 0.8 kcfs at 10:00PM Apr 26, 2016Observed: 0.85 kcfs at 10:14PM Apr 26, 2016Observed: 0.85 kcfs at 10:29PM Apr 26, 2016Observed: 0.85 kcfs at 12:00AM Apr 27, 2016Observed: 0.85 kcfs at 12:44AM Apr 27, 2016Observed: 0.85 kcfs at 1:00AM Apr 27, 2016Observed: 0.85 kcfs at 1:14AM Apr 27, 2016Observed: 0.85 kcfs at 2:00AM Apr 27, 2016Observed: 0.85 kcfs at 2:29AM Apr 27, 2016Observed: 0.85 kcfs at 2:44AM Apr 27, 2016Observed: 0.85 kcfs at 3:00AM Apr 27, 2016Observed: 1.18 kcfs at 3:07AM Apr 27, 2016Observed: 1.18 kcfs at 4:00AM Apr 27, 2016Observed: 1.18 kcfs at 5:00AM Apr 27, 2016Observed: 1.18 kcfs at 6:00AM Apr 27, 2016Observed: 1.18 kcfs at 6:29AM Apr 27, 2016Observed: 1.18 kcfs at 6:59AM Apr 27, 2016Observed: 1.18 kcfs at 7:00AM Apr 27, 2016Observed: 1.18 kcfs at 8:00AM Apr 27, 2016Observed: 1.5 kcfs at 8:02AM Apr 27, 2016Observed: 2.15 kcfs at 8:04AM Apr 27, 2016Observed: 2.49 kcfs at 8:59AM Apr 27, 2016Observed: 2.49 kcfs at 9:00AM Apr 27, 2016Observed: 2.85 kcfs at 9:04AM Apr 27, 2016Observed: 3.57 kcfs at 9:59AM Apr 27, 2016Observed: 3.2 kcfs at 10:00AM Apr 27, 2016Highest Observation: 3.93 kcfs at 10:14AM Apr 27, 2016Observed: 3.93 kcfs at 10:29AM Apr 27, 2016Observed: 3.93 kcfs at 10:44AM Apr 27, 2016Observed: 3.92 kcfs at 10:59AM Apr 27, 2016Observed: 3.93 kcfs at 11:00AM Apr 27, 2016Observed: 3.92 kcfs at 11:29AM Apr 27, 2016Observed: 3.92 kcfs at 11:59AM Apr 27, 2016Observed: 3.92 kcfs at 12:00PM Apr 27, 2016Observed: 3.93 kcfs at 2:00PM Apr 27, 2016Observed: 3.92 kcfs at 2:44PM Apr 27, 2016Observed: 3.92 kcfs at 2:59PM Apr 27, 2016Observed: 3.92 kcfs at 3:00PM Apr 27, 2016Observed: 3.92 kcfs at 3:29PM Apr 27, 2016Observed: 3.92 kcfs at 4:00PM Apr 27, 2016Observed: 3.92 kcfs at 4:14PM Apr 27, 2016Observed: 3.92 kcfs at 4:29PM Apr 27, 2016Observed: 3.92 kcfs at 4:44PM Apr 27, 2016Observed: 3.92 kcfs at 5:00PM Apr 27, 2016Observed: 3.92 kcfs at 5:14PM Apr 27, 2016Observed: 3.92 kcfs at 5:59PM Apr 27, 2016Observed: 3.92 kcfs at 6:00PM Apr 27, 2016Observed: 3.92 kcfs at 6:14PM Apr 27, 2016Observed: 3.92 kcfs at 7:00PM Apr 27, 2016Observed: 3.92 kcfs at 7:14PM Apr 27, 2016Observed: 3.92 kcfs at 8:00PM Apr 27, 2016Observed: 3.92 kcfs at 8:59PM Apr 27, 2016Observed: 3.92 kcfs at 9:00PM Apr 27, 2016Observed: 3.92 kcfs at 10:00PM Apr 27, 2016Observed: 3.92 kcfs at 10:29PM Apr 27, 2016Observed: 3.56 kcfs at 12:00AM Apr 28, 2016Observed: 3.37 kcfs at 12:14AM Apr 28, 2016Observed: 3.03 kcfs at 12:15AM Apr 28, 2016Observed: 2.84 kcfs at 12:29AM Apr 28, 2016Observed: 2.84 kcfs at 1:00AM Apr 28, 2016Observed: 2.84 kcfs at 1:29AM Apr 28, 2016Observed: 2.84 kcfs at 2:00AM Apr 28, 2016Observed: 2.84 kcfs at 2:44AM Apr 28, 2016Observed: 2.84 kcfs at 2:59AM Apr 28, 2016Observed: 2.84 kcfs at 3:00AM Apr 28, 2016Observed: 2.49 kcfs at 3:09AM Apr 28, 2016Observed: 2.49 kcfs at 3:44AM Apr 28, 2016Observed: 2.49 kcfs at 4:00AM Apr 28, 2016Observed: 2.15 kcfs at 4:08AM Apr 28, 2016Observed: 1.81 kcfs at 5:00AM Apr 28, 2016Observed: 1.81 kcfs at 5:14AM Apr 28, 2016Observed: 1.81 kcfs at 5:44AM Apr 28, 2016Observed: 1.81 kcfs at 6:00AM Apr 28, 2016Observed: 1.81 kcfs at 6:44AM Apr 28, 2016Observed: 1.81 kcfs at 6:59AM Apr 28, 2016Observed: 1.81 kcfs at 7:00AM Apr 28, 2016Observed: 1.81 kcfs at 7:29AM Apr 28, 2016Observed: 1.81 kcfs at 8:00AM Apr 28, 2016Observed: 1.81 kcfs at 9:00AM Apr 28, 2016Observed: 1.81 kcfs at 10:00AM Apr 28, 2016Observed: 1.81 kcfs at 11:00AM Apr 28, 2016Observed: 1.81 kcfs at 12:00PM Apr 28, 2016Observed: 1.49 kcfs at 12:57PM Apr 28, 2016Observed: 1.49 kcfs at 12:59PM Apr 28, 2016Observed: 1.49 kcfs at 1:00PM Apr 28, 2016Observed: 1.49 kcfs at 2:00PM Apr 28, 2016Observed: 1.49 kcfs at 3:00PM Apr 28, 2016Observed: 1.49 kcfs at 4:00PM Apr 28, 2016Observed: 1.49 kcfs at 5:00PM Apr 28, 2016Observed: 1.49 kcfs at 6:00PM Apr 28, 2016Observed: 1.49 kcfs at 7:00PM Apr 28, 2016Observed: 1.49 kcfs at 7:59PM Apr 28, 2016Observed: 1.49 kcfs at 8:00PM Apr 28, 2016Observed: 1.18 kcfs at 8:52PM Apr 28, 2016Observed: 1.18 kcfs at 9:00PM Apr 28, 2016Observed: 1.18 kcfs at 10:00PM Apr 28, 2016Observed: 1.17 kcfs at 12:00AM Apr 29, 2016Observed: 1.17 kcfs at 12:44AM Apr 29, 2016Observed: 1.17 kcfs at 1:00AM Apr 29, 2016Observed: 1.17 kcfs at 1:59AM Apr 29, 2016Observed: 1.17 kcfs at 2:00AM Apr 29, 2016Observed: 1.17 kcfs at 2:29AM Apr 29, 2016Observed: 1.17 kcfs at 3:00AM Apr 29, 2016Observed: 1.17 kcfs at 4:00AM Apr 29, 2016Observed: 1.17 kcfs at 4:14AM Apr 29, 2016Observed: 1.17 kcfs at 5:00AM Apr 29, 2016Observed: 1.17 kcfs at 6:00AM Apr 29, 2016Observed: 1.18 kcfs at 6:59AM Apr 29, 2016Observed: 1.17 kcfs at 7:00AM Apr 29, 2016Observed: 0.84 kcfs at 8:00AM Apr 29, 2016Observed: 0.84 kcfs at 8:29AM Apr 29, 2016Observed: 0.84 kcfs at 9:00AM Apr 29, 2016Observed: 0.84 kcfs at 9:44AM Apr 29, 2016Observed: 0.84 kcfs at 10:00AM Apr 29, 2016Observed: 0.84 kcfs at 11:00AM Apr 29, 2016Observed: 0.84 kcfs at 11:14AM Apr 29, 2016Observed: 0.84 kcfs at 12:00PM Apr 29, 2016Observed: 0.84 kcfs at 12:44PM Apr 29, 2016Observed: 0.84 kcfs at 1:00PM Apr 29, 2016Observed: 0.84 kcfs at 1:59PM Apr 29, 2016Observed: 0.84 kcfs at 2:00PM Apr 29, 2016Observed: 0.84 kcfs at 2:44PM Apr 29, 2016Observed: 0.84 kcfs at 3:00PM Apr 29, 2016Observed: 0.84 kcfs at 3:59PM Apr 29, 2016Observed: 0.84 kcfs at 4:00PM Apr 29, 2016Observed: 0.8 kcfs at 4:29PM Apr 29, 2016Observed: 0.84 kcfs at 4:44PM Apr 29, 2016Observed: 0.84 kcfs at 5:00PM Apr 29, 2016Observed: 0.84 kcfs at 5:14PM Apr 29, 2016Observed: 0.8 kcfs at 5:29PM Apr 29, 2016Observed: 0.84 kcfs at 5:44PM Apr 29, 2016Observed: 0.84 kcfs at 6:00PM Apr 29, 2016Observed: 0.84 kcfs at 6:29PM Apr 29, 2016Observed: 0.84 kcfs at 7:00PM Apr 29, 2016Observed: 0.84 kcfs at 8:00PM Apr 29, 2016Observed: 0.84 kcfs at 9:00PM Apr 29, 2016Observed: 0.8 kcfs at 9:14PM Apr 29, 2016Observed: 0.84 kcfs at 9:29PM Apr 29, 2016Observed: 0.84 kcfs at 12:00AM Apr 30, 2016Observed: 0.8 kcfs at 12:14AM Apr 30, 2016Observed: 0.84 kcfs at 12:29AM Apr 30, 2016Observed: 0.84 kcfs at 12:59AM Apr 30, 2016Observed: 0.84 kcfs at 1:00AM Apr 30, 2016Observed: 0.84 kcfs at 2:00AM Apr 30, 2016Observed: 0.84 kcfs at 2:59AM Apr 30, 2016Observed: 0.84 kcfs at 3:00AM Apr 30, 2016Observed: 0.84 kcfs at 4:00AM Apr 30, 2016Highest Forecast: 1.32 kcfs 7:00AM Apr 30, 2016Forecast: 1.26 kcfs 1:00PM Apr 30, 2016Forecast: 1.24 kcfs 7:00PM Apr 30, 2016Forecast: 1.22 kcfs 1:00AM May 01, 2016Forecast: 1.2 kcfs 7:00AM May 01, 2016Forecast: 1.18 kcfs 1:00PM May 01, 2016Forecast: 1.17 kcfs 7:00PM May 01, 2016Forecast: 1.15 kcfs 1:00AM May 02, 2016Forecast: 1.13 kcfs 7:00AM May 02, 2016Forecast: 1.11 kcfs 1:00PM May 02, 2016Forecast: 1.09 kcfs 7:00PM May 02, 2016Forecast: 1.07 kcfs 1:00AM May 03, 2016Forecast: 1.06 kcfs 7:00AM May 03, 2016Forecast: 1.05 kcfs 1:00PM May 03, 2016Forecast: 1.04 kcfs 7:00PM May 03, 2016Forecast: 1.03 kcfs 1:00AM May 04, 2016Forecast: 1.02 kcfs 7:00AM May 04, 2016U.S. Geological SurveyJSNM6(plotting QTIRZ) Graph Created (6:05AM Apr 30, 2016)ObservedForecast (issued 9:06AM Apr 29)Latest observed value: 0.84 kcfs at 4:00 AM CDT 30-Apr-2016.
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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 Locations Upstream Gauge Downstream Gauge Downstream Gauge - at Jackson
Flood Categories (in KCFS)
Not Available

Historic Crests

(P): Preliminary values subject to further review.

Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

For more information on your flood risk go to www.floodsmart.gov.

Zoom Level:14
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
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
Jackson Weather Forecast Office
234 Weather Service Dr.
Jackson, MS 39232
(601) 936-2189
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Page last modified: 13-Aug-2015 1:56 AM
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