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Hydrograph River at a Glance Download
Pearl River at Ross Barnett Reservoir Total Discharge (kcfs)Observed: 5.89 kcfs at 8:00AM Mar 23, 2024Observed: 5.89 kcfs at 9:00AM Mar 23, 2024Observed: 5.89 kcfs at 10:00AM Mar 23, 2024Observed: 5.9 kcfs at 11:00AM Mar 23, 2024Observed: 5.9 kcfs at 12:00PM Mar 23, 2024Observed: 5.9 kcfs at 1:00PM Mar 23, 2024Observed: 5.9 kcfs at 2:00PM Mar 23, 2024Observed: 5.9 kcfs at 3:00PM Mar 23, 2024Observed: 5.9 kcfs at 4:00PM Mar 23, 2024Observed: 5.9 kcfs at 5:00PM Mar 23, 2024Observed: 5.9 kcfs at 6:00PM Mar 23, 2024Observed: 5.9 kcfs at 7:00PM Mar 23, 2024Observed: 5.9 kcfs at 8:00PM Mar 23, 2024Observed: 5.9 kcfs at 9:00PM Mar 23, 2024Observed: 5.9 kcfs at 10:00PM Mar 23, 2024Observed: 5.9 kcfs at 11:00PM Mar 23, 2024Observed: 5.9 kcfs at 12:00AM Mar 24, 2024Observed: 5.9 kcfs at 1:00AM Mar 24, 2024Observed: 5.91 kcfs at 2:00AM Mar 24, 2024Observed: 5.91 kcfs at 3:00AM Mar 24, 2024Observed: 5.91 kcfs at 4:00AM Mar 24, 2024Observed: 5.91 kcfs at 5:00AM Mar 24, 2024Observed: 5.91 kcfs at 6:00AM Mar 24, 2024Observed: 5.9 kcfs at 7:00AM Mar 24, 2024Observed: 5.9 kcfs at 8:00AM Mar 24, 2024Observed: 5.9 kcfs at 9:00AM Mar 24, 2024Observed: 5.9 kcfs at 10:00AM Mar 24, 2024Observed: 5.23 kcfs at 11:00AM Mar 24, 2024Observed: 5.23 kcfs at 12:00PM Mar 24, 2024Observed: 4.55 kcfs at 1:00PM Mar 24, 2024Observed: 4.55 kcfs at 2:00PM Mar 24, 2024Observed: 4.55 kcfs at 3:00PM Mar 24, 2024Observed: 4.55 kcfs at 4:00PM Mar 24, 2024Observed: 4.55 kcfs at 5:00PM Mar 24, 2024Observed: 4.55 kcfs at 6:00PM Mar 24, 2024Observed: 3.88 kcfs at 7:00PM Mar 24, 2024Observed: 3.88 kcfs at 8:00PM Mar 24, 2024Observed: 3.88 kcfs at 9:00PM Mar 24, 2024Observed: 3.88 kcfs at 10:00PM Mar 24, 2024Observed: 3.88 kcfs at 11:00PM Mar 24, 2024Observed: 3.88 kcfs at 12:00AM Mar 25, 2024Observed: 3.88 kcfs at 1:00AM Mar 25, 2024Observed: 4.22 kcfs at 2:00AM Mar 25, 2024Observed: 4.22 kcfs at 3:00AM Mar 25, 2024Observed: 4.22 kcfs at 4:00AM Mar 25, 2024Observed: 4.22 kcfs at 5:00AM Mar 25, 2024Observed: 4.22 kcfs at 6:00AM Mar 25, 2024Observed: 5.23 kcfs at 7:00AM Mar 25, 2024Observed: 5.23 kcfs at 8:00AM Mar 25, 2024Observed: 5.91 kcfs at 9:00AM Mar 25, 2024Observed: 5.91 kcfs at 10:00AM Mar 25, 2024Observed: 7.26 kcfs at 11:00AM Mar 25, 2024Observed: 7.94 kcfs at 12:00PM Mar 25, 2024Observed: 7.93 kcfs at 1:00PM Mar 25, 2024Observed: 7.93 kcfs at 2:00PM Mar 25, 2024Observed: 7.93 kcfs at 3:00PM Mar 25, 2024Observed: 7.93 kcfs at 4:00PM Mar 25, 2024Observed: 7.24 kcfs at 5:00PM Mar 25, 2024Observed: 7.24 kcfs at 6:00PM Mar 25, 2024Observed: 7.24 kcfs at 7:00PM Mar 25, 2024Observed: 7.24 kcfs at 8:00PM Mar 25, 2024Observed: 7.24 kcfs at 9:00PM Mar 25, 2024Observed: 6.56 kcfs at 10:00PM Mar 25, 2024Observed: 6.58 kcfs at 11:00PM Mar 25, 2024Observed: 7.96 kcfs at 12:00AM Mar 26, 2024Observed: 7.96 kcfs at 1:00AM Mar 26, 2024Observed: 10.69 kcfs at 2:00AM Mar 26, 2024Observed: 10.69 kcfs at 3:00AM Mar 26, 2024Observed: 11.38 kcfs at 4:00AM Mar 26, 2024Observed: 11.72 kcfs at 5:00AM Mar 26, 2024Observed: 11.72 kcfs at 6:00AM Mar 26, 2024Observed: 15.2 kcfs at 7:00AM Mar 26, 2024Observed: 15.19 kcfs at 8:00AM Mar 26, 2024Observed: 15.19 kcfs at 9:00AM Mar 26, 2024Highest Observation: 17.91 kcfs at 10:00AM Mar 26, 2024Observed: 17.9 kcfs at 11:00AM Mar 26, 2024Observed: 17.9 kcfs at 12:00PM Mar 26, 2024Observed: 17.89 kcfs at 1:00PM Mar 26, 2024Observed: 17.89 kcfs at 2:00PM Mar 26, 2024Observed: 17.89 kcfs at 3:00PM Mar 26, 2024Observed: 17.88 kcfs at 4:00PM Mar 26, 2024Observed: 17.88 kcfs at 5:00PM Mar 26, 2024Observed: 17.87 kcfs at 6:00PM Mar 26, 2024Observed: 17.87 kcfs at 7:00PM Mar 26, 2024Observed: 17.86 kcfs at 8:00PM Mar 26, 2024Observed: 17.86 kcfs at 9:00PM Mar 26, 2024Observed: 17.86 kcfs at 10:00PM Mar 26, 2024Observed: 17.86 kcfs at 11:00PM Mar 26, 2024Observed: 17.85 kcfs at 12:00AM Mar 27, 2024Observed: 17.85 kcfs at 1:00AM Mar 27, 2024Observed: 17.85 kcfs at 2:00AM Mar 27, 2024Observed: 17.85 kcfs at 3:00AM Mar 27, 2024Observed: 17.85 kcfs at 4:00AM Mar 27, 2024Observed: 17.85 kcfs at 5:00AM Mar 27, 2024Observed: 17.85 kcfs at 6:00AM Mar 27, 2024Observed: 17.85 kcfs at 7:00AM Mar 27, 2024Observed: 17.85 kcfs at 8:00AM Mar 27, 2024Observed: 17.85 kcfs at 9:00AM Mar 27, 2024Observed: 17.85 kcfs at 10:00AM Mar 27, 2024Observed: 17.85 kcfs at 11:00AM Mar 27, 2024Observed: 17.85 kcfs at 12:00PM Mar 27, 2024Observed: 17.85 kcfs at 1:00PM Mar 27, 2024Observed: 17.85 kcfs at 2:00PM Mar 27, 2024Observed: 17.85 kcfs at 3:00PM Mar 27, 2024Observed: 17.85 kcfs at 4:00PM Mar 27, 2024Observed: 17.85 kcfs at 5:00PM Mar 27, 2024Observed: 17.85 kcfs at 6:00PM Mar 27, 2024Observed: 17.85 kcfs at 7:00PM Mar 27, 2024Observed: 17.85 kcfs at 8:00PM Mar 27, 2024Observed: 17.85 kcfs at 9:00PM Mar 27, 2024Observed: 17.86 kcfs at 10:00PM Mar 27, 2024Observed: 17.86 kcfs at 11:00PM Mar 27, 2024Observed: 17.86 kcfs at 12:00AM Mar 28, 2024Observed: 17.87 kcfs at 1:00AM Mar 28, 2024Observed: 17.87 kcfs at 2:00AM Mar 28, 2024Observed: 17.88 kcfs at 3:00AM Mar 28, 2024Observed: 17.88 kcfs at 4:00AM Mar 28, 2024Observed: 17.89 kcfs at 5:00AM Mar 28, 2024Observed: 17.89 kcfs at 6:00AM Mar 28, 2024Observed: 17.89 kcfs at 7:00AM Mar 28, 2024Highest Forecast: 19.12 kcfs 1:00PM Mar 28, 2024Forecast: 18.99 kcfs 7:00PM Mar 28, 2024Forecast: 18.69 kcfs 1:00AM Mar 29, 2024Forecast: 18.09 kcfs 7:00AM Mar 29, 2024Forecast: 17.62 kcfs 1:00PM Mar 29, 2024Forecast: 17.37 kcfs 7:00PM Mar 29, 2024Forecast: 17.2 kcfs 1:00AM Mar 30, 2024Forecast: 17.07 kcfs 7:00AM Mar 30, 2024Forecast: 16.94 kcfs 1:00PM Mar 30, 2024Forecast: 16.88 kcfs 7:00PM Mar 30, 2024Forecast: 16.96 kcfs 1:00AM Mar 31, 2024Forecast: 16.94 kcfs 7:00AM Mar 31, 2024Forecast: 16.85 kcfs 1:00PM Mar 31, 2024Forecast: 16.6 kcfs 7:00PM Mar 31, 2024Forecast: 16.17 kcfs 1:00AM Apr 01, 2024Forecast: 15.55 kcfs 7:00AM Apr 01, 2024Forecast: 14.88 kcfs 1:00PM Apr 01, 2024Forecast: 14.16 kcfs 7:00PM Apr 01, 2024U.S. Geological SurveyJSNM6(plotting QTIRZ) Graph Created (7:39AM Mar 28, 2024)ObservedForecast (issued 7:37PM Mar 27)Latest observed value: 17.89 kcfs at 7:00 AM CDT 28-Mar-2024.
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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 Highway 25
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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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, MS 39232
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Page last modified: 2-Nov-2020 7:29 PM
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