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Hydrograph River at a Glance Download
Black River at Jonesville L&D Pool (ft)Flow (kcfs)Highest Observation: 34 ft at 6:00AM Sep 28, 2014Highest Observation: 34 ft at 5:00AM Sep 29, 2014Highest Observation: 34 ft at 7:00AM Sep 29, 2014Highest Observation: 34 ft at 5:30AM Sep 30, 2014Highest Observation: 34 ft at 7:00AM Sep 30, 2014Highest Observation: 34 ft at 6:00AM Oct 01, 2014Highest Observation: 34 ft at 7:00AM Oct 01, 2014Highest Observation: 34 ft at 5:00AM Oct 02, 2014Highest Forecast: 34 ft 1:00PM Oct 02, 2014Highest Forecast: 34 ft 7:00PM Oct 02, 2014Highest Forecast: 34 ft 1:00AM Oct 03, 2014Highest Forecast: 34 ft 7:00AM Oct 03, 2014Highest Forecast: 34 ft 1:00PM Oct 03, 2014Highest Forecast: 34 ft 7:00PM Oct 03, 2014Highest Forecast: 34 ft 1:00AM Oct 04, 2014Highest Forecast: 34 ft 7:00AM Oct 04, 2014Highest Forecast: 34 ft 1:00PM Oct 04, 2014Highest Forecast: 34 ft 7:00PM Oct 04, 2014Highest Forecast: 34 ft 1:00AM Oct 05, 2014Highest Forecast: 34 ft 7:00AM Oct 05, 2014Highest Forecast: 34 ft 1:00PM Oct 05, 2014Highest Forecast: 34 ft 7:00PM Oct 05, 2014Highest Forecast: 34 ft 1:00AM Oct 06, 2014Highest Forecast: 34 ft 7:00AM Oct 06, 2014U.S. Army Corps of EngineersJNEL1(plotting HPIRZ) Graph Created (9:19AM Oct 2, 2014)ObservedForecast (issued 9:52AM Oct 1)Latest observed value: 34 ft at 5:00 AM CDT 2-Oct-2014. Flood Stage is 50 ft
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Tabular Data (UTC)
Tabular Data (CDT)
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Datum: Not Available
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NOTE: Forecasts for the Black River at Jonesville L&D are issued routinely year-round.
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Downstream Gauge Downstream Gauge - at Acme
Flood Categories (in feet)
Major Flood Stage:60
Moderate Flood Stage:52
Flood Stage:50
Action Stage:49

Historical Crests
(1) 64.50 ft on 05/03/1927
(2) 59.65 ft on 05/17/1973
(3) 55.30 ft on 05/14/1991
(4) 55.01 ft on 05/16/1975
(5) 53.60 ft on 02/06/1974
(6) 53.50 ft on 01/09/1983
(7) 53.50 ft on 04/29/1979
(8) 52.90 ft on 05/30/1983
(9) 51.20 ft on 03/22/1997
(10) 50.30 ft on 06/11/1990
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(P): Preliminary values subject to further review.

Low Water Records
(1) 5.60 ft on 08/17/1977
(2) 7.60 ft on 10/22/1992
(3) 7.90 ft on 10/06/1994
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Zoom Level:16
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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.
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If you notice any errors in the below information, please contact our Webmaster
67.09 The Little River Recreation Area is inaccessible.
66 The second floor of the control house at Jonesville Lock and Dam is flooded.
61.1 Jonesville Landing Recreation Area is inaccessible.
61 The Harrisonburg Recreation Area is inaccessible.
59 The Clayton Recreation Area is inaccessible.
58 The Jonesville Lock and Dam Recreation Area is inaccessible.
52.7 The Fort Necessity Recreation Area is inaccessible.
52 Backwater flooding on right bank threatens residences.
51.4 The Columbia Recreation Area is inaccessible.
50 Highway 124 south near the town of Larto starts to flood. Backwater flooding begins in unprotected areas on right bank.
42 Water begins to top the lock.
40 Access Road to lock begins to flood on the riverside of levee.
39.5 Locking operations ceases at the lock and dam.
About This Location Collapse

Latitude: 31.482500° N, Longitude: 91.859167° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 50 ft 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 0 ft 50 ft 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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234 Weather Service Dr.
Jackson, MS 39232
(601) 936-2189
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Page last modified: 27-Aug-2014 7:11 PM
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