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Hydrograph River at a Glance Download
Pearl River at Ross Barnett Reservoir Total Discharge (kcfs)Observed: 0.25 kcfs at 4:00AM Jul 11, 2019Observed: 0.25 kcfs at 4:43AM Jul 11, 2019Observed: 0.25 kcfs at 5:00AM Jul 11, 2019Observed: 0.25 kcfs at 5:28AM Jul 11, 2019Observed: 0.25 kcfs at 6:00AM Jul 11, 2019Observed: 0.25 kcfs at 7:00AM Jul 11, 2019Observed: 0.25 kcfs at 8:00AM Jul 11, 2019Observed: 0.25 kcfs at 9:00AM Jul 11, 2019Observed: 0.25 kcfs at 10:00AM Jul 11, 2019Observed: 0.25 kcfs at 11:00AM Jul 11, 2019Observed: 0.25 kcfs at 12:00PM Jul 11, 2019Observed: 0.25 kcfs at 12:43PM Jul 11, 2019Observed: 0.25 kcfs at 1:00PM Jul 11, 2019Observed: 0.25 kcfs at 2:00PM Jul 11, 2019Observed: 0.25 kcfs at 3:00PM Jul 11, 2019Observed: 0.25 kcfs at 4:00PM Jul 11, 2019Observed: 0.25 kcfs at 5:00PM Jul 11, 2019Observed: 0.25 kcfs at 6:00PM Jul 11, 2019Observed: 0.25 kcfs at 6:28PM Jul 11, 2019Observed: 0.25 kcfs at 6:43PM Jul 11, 2019Observed: 0.25 kcfs at 7:00PM Jul 11, 2019Observed: 0.25 kcfs at 7:43PM Jul 11, 2019Observed: 0.25 kcfs at 8:00PM Jul 11, 2019Observed: 0.25 kcfs at 9:00PM Jul 11, 2019Observed: 0.25 kcfs at 10:00PM Jul 11, 2019Observed: 0.25 kcfs at 10:13PM Jul 11, 2019Observed: 0.25 kcfs at 12:00AM Jul 12, 2019Observed: 0.25 kcfs at 1:00AM Jul 12, 2019Observed: 0.25 kcfs at 1:28AM Jul 12, 2019Observed: 0.25 kcfs at 2:00AM Jul 12, 2019Observed: 0.25 kcfs at 3:00AM Jul 12, 2019Observed: 0.25 kcfs at 4:00AM Jul 12, 2019Observed: 0.25 kcfs at 4:28AM Jul 12, 2019Observed: 0.25 kcfs at 5:00AM Jul 12, 2019Observed: 0.24 kcfs at 5:28AM Jul 12, 2019Observed: 0.25 kcfs at 5:43AM Jul 12, 2019Observed: 0.25 kcfs at 6:00AM Jul 12, 2019Observed: 0.25 kcfs at 7:00AM Jul 12, 2019Observed: 0.25 kcfs at 8:00AM Jul 12, 2019Observed: 0.24 kcfs at 8:28AM Jul 12, 2019Observed: 0.24 kcfs at 9:00AM Jul 12, 2019Observed: 0.25 kcfs at 9:28AM Jul 12, 2019Observed: 0.25 kcfs at 10:00AM Jul 12, 2019Observed: 0.25 kcfs at 11:00AM Jul 12, 2019Observed: 0.25 kcfs at 11:28AM Jul 12, 2019Observed: 0.25 kcfs at 12:00PM Jul 12, 2019Observed: 0.25 kcfs at 1:00PM Jul 12, 2019Observed: 0.25 kcfs at 2:00PM Jul 12, 2019Observed: 0.25 kcfs at 2:13PM Jul 12, 2019Observed: 0.25 kcfs at 3:00PM Jul 12, 2019Observed: 0.25 kcfs at 3:43PM Jul 12, 2019Observed: 0.25 kcfs at 4:00PM Jul 12, 2019Observed: 0.25 kcfs at 5:00PM Jul 12, 2019Observed: 0.25 kcfs at 5:28PM Jul 12, 2019Observed: 0.25 kcfs at 6:00PM Jul 12, 2019Observed: 0.25 kcfs at 7:00PM Jul 12, 2019Observed: 0.25 kcfs at 8:00PM Jul 12, 2019Observed: 0.25 kcfs at 9:00PM Jul 12, 2019Observed: 0.25 kcfs at 10:00PM Jul 12, 2019Observed: 0.25 kcfs at 10:13PM Jul 12, 2019Observed: 0.25 kcfs at 12:00AM Jul 13, 2019Observed: 0.25 kcfs at 1:00AM Jul 13, 2019Observed: 0.25 kcfs at 1:43AM Jul 13, 2019Observed: 0.25 kcfs at 2:00AM Jul 13, 2019Observed: 0.25 kcfs at 3:00AM Jul 13, 2019Observed: 0.25 kcfs at 4:00AM Jul 13, 2019Observed: 0.25 kcfs at 5:00AM Jul 13, 2019Observed: 0.25 kcfs at 6:00AM Jul 13, 2019Observed: 0.25 kcfs at 7:00AM Jul 13, 2019Observed: 0.25 kcfs at 8:00AM Jul 13, 2019Observed: 0.25 kcfs at 9:00AM Jul 13, 2019Observed: 0.25 kcfs at 10:00AM Jul 13, 2019Observed: 0.25 kcfs at 11:00AM Jul 13, 2019Observed: 0.25 kcfs at 11:28AM Jul 13, 2019Observed: 0.25 kcfs at 12:00PM Jul 13, 2019Observed: 0.25 kcfs at 1:00PM Jul 13, 2019Observed: 0.25 kcfs at 1:28PM Jul 13, 2019Observed: 0.25 kcfs at 1:43PM Jul 13, 2019Observed: 0.25 kcfs at 2:00PM Jul 13, 2019Observed: 0.25 kcfs at 2:13PM Jul 13, 2019Observed: 0.25 kcfs at 3:00PM Jul 13, 2019Observed: 0.25 kcfs at 3:43PM Jul 13, 2019Observed: 0.25 kcfs at 4:00PM Jul 13, 2019Observed: 0.25 kcfs at 5:00PM Jul 13, 2019Observed: 0.25 kcfs at 6:00PM Jul 13, 2019Observed: 0.25 kcfs at 7:00PM Jul 13, 2019Observed: 0.25 kcfs at 8:00PM Jul 13, 2019Observed: 0.25 kcfs at 9:00PM Jul 13, 2019Observed: 0.25 kcfs at 10:00PM Jul 13, 2019Observed: 0.25 kcfs at 12:00AM Jul 14, 2019Observed: 0.25 kcfs at 1:00AM Jul 14, 2019Observed: 0.25 kcfs at 2:00AM Jul 14, 2019Observed: 0.25 kcfs at 2:28AM Jul 14, 2019Observed: 0.25 kcfs at 3:00AM Jul 14, 2019Observed: 0.25 kcfs at 4:00AM Jul 14, 2019Observed: 0.25 kcfs at 5:00AM Jul 14, 2019Observed: 0.25 kcfs at 6:00AM Jul 14, 2019Observed: 0.25 kcfs at 6:13AM Jul 14, 2019Observed: 0.5 kcfs at 6:19AM Jul 14, 2019Observed: 1.14 kcfs at 6:42AM Jul 14, 2019Observed: 1.14 kcfs at 6:43AM Jul 14, 2019Observed: 1.75 kcfs at 6:46AM Jul 14, 2019Observed: 1.75 kcfs at 7:00AM Jul 14, 2019Observed: 1.75 kcfs at 8:00AM Jul 14, 2019Observed: 1.75 kcfs at 8:28AM Jul 14, 2019Observed: 2.09 kcfs at 8:54AM Jul 14, 2019Observed: 2.42 kcfs at 8:55AM Jul 14, 2019Observed: 3.11 kcfs at 8:56AM Jul 14, 2019Observed: 3.11 kcfs at 9:00AM Jul 14, 2019Observed: 3.81 kcfs at 9:14AM Jul 14, 2019Observed: 4.51 kcfs at 9:15AM Jul 14, 2019Observed: 4.86 kcfs at 9:17AM Jul 14, 2019Observed: 5.91 kcfs at 9:19AM Jul 14, 2019Observed: 5.91 kcfs at 9:28AM Jul 14, 2019Observed: 6.61 kcfs at 9:34AM Jul 14, 2019Observed: 7.31 kcfs at 9:35AM Jul 14, 2019Observed: 8.01 kcfs at 9:36AM Jul 14, 2019Observed: 8.01 kcfs at 10:00AM Jul 14, 2019Observed: 8.36 kcfs at 10:19AM Jul 14, 2019Observed: 9.06 kcfs at 10:20AM Jul 14, 2019Observed: 10.11 kcfs at 10:49AM Jul 14, 2019Observed: 10.46 kcfs at 10:50AM Jul 14, 2019Highest Observation: 10.81 kcfs at 11:00AM Jul 14, 2019Observed: 10.8 kcfs at 11:28AM Jul 14, 2019Observed: 10.8 kcfs at 11:43AM Jul 14, 2019Observed: 10.8 kcfs at 12:00PM Jul 14, 2019Observed: 10.1 kcfs at 12:05PM Jul 14, 2019Observed: 10.1 kcfs at 1:00PM Jul 14, 2019Observed: 10.09 kcfs at 1:43PM Jul 14, 2019Observed: 10.09 kcfs at 2:00PM Jul 14, 2019Observed: 10.09 kcfs at 2:13PM Jul 14, 2019Observed: 10.09 kcfs at 2:28PM Jul 14, 2019Observed: 10.09 kcfs at 3:00PM Jul 14, 2019Observed: 10.08 kcfs at 3:13PM Jul 14, 2019Observed: 9.73 kcfs at 3:16PM Jul 14, 2019Observed: 9.04 kcfs at 3:17PM Jul 14, 2019Observed: 8.69 kcfs at 4:00PM Jul 14, 2019Observed: 8.68 kcfs at 4:13PM Jul 14, 2019Observed: 8.34 kcfs at 4:18PM Jul 14, 2019Observed: 7.64 kcfs at 4:20PM Jul 14, 2019Observed: 7.29 kcfs at 4:28PM Jul 14, 2019Observed: 7.29 kcfs at 4:43PM Jul 14, 2019Observed: 7.29 kcfs at 5:00PM Jul 14, 2019Observed: 6.94 kcfs at 5:16PM Jul 14, 2019Observed: 6.24 kcfs at 5:17PM Jul 14, 2019Observed: 5.89 kcfs at 5:43PM Jul 14, 2019Observed: 5.54 kcfs at 5:53PM Jul 14, 2019Observed: 4.84 kcfs at 5:54PM Jul 14, 2019Observed: 4.49 kcfs at 6:00PM Jul 14, 2019Observed: 4.49 kcfs at 6:28PM Jul 14, 2019Observed: 4.49 kcfs at 7:00PM Jul 14, 2019Observed: 4.49 kcfs at 7:13PM Jul 14, 2019Observed: 4.14 kcfs at 7:26PM Jul 14, 2019Observed: 3.45 kcfs at 7:27PM Jul 14, 2019Observed: 3.1 kcfs at 7:43PM Jul 14, 2019Observed: 3.1 kcfs at 8:00PM Jul 14, 2019Observed: 3.1 kcfs at 8:13PM Jul 14, 2019Observed: 2.75 kcfs at 8:43PM Jul 14, 2019Observed: 2.08 kcfs at 8:44PM Jul 14, 2019Observed: 1.75 kcfs at 9:00PM Jul 14, 2019Observed: 1.75 kcfs at 9:28PM Jul 14, 2019Observed: 1.14 kcfs at 9:38PM Jul 14, 2019Observed: 1.14 kcfs at 10:00PM Jul 14, 2019Observed: 1.14 kcfs at 12:00AM Jul 15, 2019Observed: 1.11 kcfs at 12:13AM Jul 15, 2019Observed: 1.14 kcfs at 12:28AM Jul 15, 2019Observed: 1.14 kcfs at 12:43AM Jul 15, 2019Observed: 1.14 kcfs at 1:00AM Jul 15, 2019Observed: 1.14 kcfs at 2:00AM Jul 15, 2019Observed: 1.14 kcfs at 2:28AM Jul 15, 2019Observed: 1.14 kcfs at 3:00AM Jul 15, 2019Observed: 1.14 kcfs at 3:13AM Jul 15, 2019Observed: 1.11 kcfs at 3:28AM Jul 15, 2019Observed: 1.11 kcfs at 4:00AM Jul 15, 2019Observed: 1.11 kcfs at 5:00AM Jul 15, 2019Observed: 1.14 kcfs at 5:13AM Jul 15, 2019Observed: 1.14 kcfs at 5:43AM Jul 15, 2019Observed: 1.14 kcfs at 6:00AM Jul 15, 2019Observed: 1.14 kcfs at 7:00AM Jul 15, 2019Observed: 1.14 kcfs at 8:00AM Jul 15, 2019Observed: 1.14 kcfs at 9:00AM Jul 15, 2019Observed: 1.14 kcfs at 10:00AM Jul 15, 2019Observed: 1.14 kcfs at 11:00AM Jul 15, 2019Observed: 1.14 kcfs at 12:00PM Jul 15, 2019Observed: 1.14 kcfs at 12:43PM Jul 15, 2019Observed: 1.14 kcfs at 1:00PM Jul 15, 2019Observed: 1.14 kcfs at 2:00PM Jul 15, 2019Observed: 1.14 kcfs at 2:28PM Jul 15, 2019Observed: 1.14 kcfs at 3:00PM Jul 15, 2019Observed: 1.14 kcfs at 4:00PM Jul 15, 2019Observed: 1.14 kcfs at 5:00PM Jul 15, 2019Observed: 1.14 kcfs at 5:13PM Jul 15, 2019Observed: 1.14 kcfs at 5:28PM Jul 15, 2019Observed: 1.14 kcfs at 5:43PM Jul 15, 2019Observed: 1.14 kcfs at 6:00PM Jul 15, 2019Observed: 1.14 kcfs at 6:13PM Jul 15, 2019Observed: 1.14 kcfs at 6:28PM Jul 15, 2019Observed: 1.45 kcfs at 6:42PM Jul 15, 2019Observed: 1.76 kcfs at 6:43PM Jul 15, 2019Observed: 2.09 kcfs at 6:44PM Jul 15, 2019Observed: 2.77 kcfs at 6:45PM Jul 15, 2019Observed: 3.11 kcfs at 7:00PM Jul 15, 2019Observed: 3.11 kcfs at 8:00PM Jul 15, 2019Observed: 3.81 kcfs at 8:12PM Jul 15, 2019Observed: 4.16 kcfs at 8:13PM Jul 15, 2019Observed: 4.51 kcfs at 8:43PM Jul 15, 2019Observed: 4.51 kcfs at 9:00PM Jul 15, 2019Observed: 4.86 kcfs at 9:03PM Jul 15, 2019Observed: 5.57 kcfs at 9:04PM Jul 15, 2019Observed: 5.92 kcfs at 9:13PM Jul 15, 2019Observed: 6.62 kcfs at 9:36PM Jul 15, 2019Observed: 6.97 kcfs at 9:37PM Jul 15, 2019Observed: 7.32 kcfs at 10:00PM Jul 15, 2019Observed: 7.32 kcfs at 12:00AM Jul 16, 2019Observed: 7.31 kcfs at 12:43AM Jul 16, 2019Observed: 7.31 kcfs at 1:00AM Jul 16, 2019Forecast: 6.75 kcfs 7:00AM Jul 16, 2019Forecast: 7.34 kcfs 1:00PM Jul 16, 2019Forecast: 8.43 kcfs 7:00PM Jul 16, 2019Forecast: 8.92 kcfs 1:00AM Jul 17, 2019Forecast: 9.17 kcfs 7:00AM Jul 17, 2019Forecast: 9.28 kcfs 1:00PM Jul 17, 2019Forecast: 9.28 kcfs 7:00PM Jul 17, 2019Forecast: 9.2 kcfs 1:00AM Jul 18, 2019Forecast: 9.18 kcfs 7:00AM Jul 18, 2019Forecast: 9.29 kcfs 1:00PM Jul 18, 2019Forecast: 9.54 kcfs 7:00PM Jul 18, 2019Forecast: 9.86 kcfs 1:00AM Jul 19, 2019Forecast: 10.16 kcfs 7:00AM Jul 19, 2019Forecast: 10.39 kcfs 1:00PM Jul 19, 2019Highest Forecast: 10.48 kcfs 7:00PM Jul 19, 2019Forecast: 10.42 kcfs 1:00AM Jul 20, 2019Forecast: 10.19 kcfs 7:00AM Jul 20, 2019Forecast: 9.79 kcfs 1:00PM Jul 20, 2019Forecast: 9.3 kcfs 7:00PM Jul 20, 2019U.S. Geological SurveyJSNM6(plotting QTIRZ) Graph Created (3:07AM Jul 16, 2019)ObservedForecast (issued 8:17PM Jul 15)Latest observed value: 7.31 kcfs at 1:00 AM CDT 16-Jul-2019.
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About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time.

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
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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: 32.397800° N, Longitude: 90.064700° 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  

Current/Historical Observations:

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: 4-Mar-2019 11:29 PM
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