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Weather Forecast Office Little Rock, AR Arkansas Red-Basin River Forecast Center
Hydrograph River at a Glance Download Weekly Chance of
Exceeding Levels		 Chance of Exceeding Levels
During Entire Period
Arkansas River at Ozark L/D TW Tailwater (ft)Flow (kcfs)Observed: 339.04 ft at 10:00AM May 20, 2013Observed: 338.83 ft at 11:00AM May 20, 2013Observed: 338.67 ft at 12:00PM May 20, 2013Observed: 338.54 ft at 1:00PM May 20, 2013Observed: 338.44 ft at 2:00PM May 20, 2013Observed: 338.36 ft at 3:00PM May 20, 2013Observed: 338.26 ft at 4:00PM May 20, 2013Observed: 338.2 ft at 5:00PM May 20, 2013Observed: 338.18 ft at 6:00PM May 20, 2013Observed: 338.13 ft at 7:00PM May 20, 2013Observed: 338.46 ft at 8:00PM May 20, 2013Observed: 338.79 ft at 9:00PM May 20, 2013Observed: 339.3 ft at 10:00PM May 20, 2013Observed: 339.69 ft at 11:00PM May 20, 2013Observed: 340.54 ft at 2:00AM May 21, 2013Observed: 340.73 ft at 3:00AM May 21, 2013Observed: 340.92 ft at 4:00AM May 21, 2013Observed: 341.05 ft at 5:00AM May 21, 2013Observed: 341.12 ft at 6:00AM May 21, 2013Observed: 341.14 ft at 7:00AM May 21, 2013Observed: 341.24 ft at 8:00AM May 21, 2013Observed: 341.2 ft at 9:00AM May 21, 2013Observed: 341.21 ft at 10:00AM May 21, 2013Observed: 341.23 ft at 11:00AM May 21, 2013Observed: 341.22 ft at 12:00PM May 21, 2013Observed: 341.22 ft at 1:00PM May 21, 2013Observed: 341.22 ft at 2:00PM May 21, 2013Observed: 341.24 ft at 3:00PM May 21, 2013Observed: 341.26 ft at 4:00PM May 21, 2013Observed: 341.3 ft at 5:00PM May 21, 2013Observed: 341.31 ft at 6:00PM May 21, 2013Observed: 341.69 ft at 7:00PM May 21, 2013Observed: 342.15 ft at 8:00PM May 21, 2013Observed: 342.5 ft at 9:00PM May 21, 2013Observed: 342.96 ft at 10:00PM May 21, 2013Observed: 343.34 ft at 11:00PM May 21, 2013Observed: 343.63 ft at 12:00AM May 22, 2013Observed: 343.85 ft at 1:00AM May 22, 2013Observed: 344.19 ft at 2:00AM May 22, 2013Observed: 344.68 ft at 3:00AM May 22, 2013Observed: 345.11 ft at 4:00AM May 22, 2013Observed: 345.48 ft at 5:00AM May 22, 2013Observed: 345.77 ft at 6:00AM May 22, 2013Observed: 346.22 ft at 7:00AM May 22, 2013Observed: 346.73 ft at 8:00AM May 22, 2013Observed: 347.26 ft at 9:00AM May 22, 2013Observed: 347.73 ft at 10:00AM May 22, 2013Observed: 348.15 ft at 11:00AM May 22, 2013Observed: 348.51 ft at 12:00PM May 22, 2013Observed: 348.8 ft at 1:00PM May 22, 2013Observed: 349.05 ft at 2:00PM May 22, 2013Observed: 349.25 ft at 3:00PM May 22, 2013Observed: 349.41 ft at 4:00PM May 22, 2013Observed: 349.51 ft at 5:00PM May 22, 2013Observed: 349.72 ft at 6:00PM May 22, 2013Observed: 349.92 ft at 7:00PM May 22, 2013Observed: 350.09 ft at 8:00PM May 22, 2013Observed: 350.22 ft at 9:00PM May 22, 2013Observed: 350.32 ft at 10:00PM May 22, 2013Observed: 350.4 ft at 11:00PM May 22, 2013Observed: 350.45 ft at 12:00AM May 23, 2013Observed: 350.48 ft at 1:00AM May 23, 2013Highest Observation: 350.49 ft at 2:00AM May 23, 2013Observed: 350.47 ft at 3:00AM May 23, 2013Observed: 350.34 ft at 4:00AM May 23, 2013Observed: 350.22 ft at 5:00AM May 23, 2013Observed: 350.13 ft at 6:00AM May 23, 2013Observed: 350.05 ft at 7:00AM May 23, 2013Observed: 350.21 ft at 8:00AM May 23, 2013Observed: 349.89 ft at 9:00AM May 23, 2013Observed: 349.63 ft at 10:00AM May 23, 2013Observed: 349.38 ft at 11:00AM May 23, 2013Observed: 349.16 ft at 12:00PM May 23, 2013Observed: 348.98 ft at 1:00PM May 23, 2013Observed: 348.82 ft at 2:00PM May 23, 2013Observed: 348.51 ft at 3:00PM May 23, 2013Observed: 348.14 ft at 4:00PM May 23, 2013Observed: 347.84 ft at 5:00PM May 23, 2013Observed: 347.56 ft at 6:00PM May 23, 2013Observed: 347.35 ft at 7:00PM May 23, 2013Observed: 347.18 ft at 8:00PM May 23, 2013Observed: 347.01 ft at 9:00PM May 23, 2013Observed: 346.87 ft at 10:00PM May 23, 2013Observed: 346.76 ft at 11:00PM May 23, 2013Observed: 346.65 ft at 12:00AM May 24, 2013Observed: 346.56 ft at 1:00AM May 24, 2013Observed: 346.5 ft at 2:00AM May 24, 2013Observed: 346.45 ft at 3:00AM May 24, 2013Observed: 346.41 ft at 4:00AM May 24, 2013Observed: 346.38 ft at 5:00AM May 24, 2013Observed: 346.37 ft at 6:00AM May 24, 2013Observed: 346.36 ft at 7:00AM May 24, 2013Observed: 346.25 ft at 8:00AM May 24, 2013Observed: 346.13 ft at 9:00AM May 24, 2013Highest Forecast: 346.1 ft 1:00PM May 24, 2013Forecast: 345.9 ft 7:00PM May 24, 2013Forecast: 345.6 ft 1:00AM May 25, 2013Forecast: 345.5 ft 7:00AM May 25, 2013Forecast: 345.4 ft 1:00PM May 25, 2013Forecast: 345.4 ft 7:00PM May 25, 2013Forecast: 345.2 ft 1:00AM May 26, 2013Forecast: 344.9 ft 7:00AM May 26, 2013Forecast: 344.9 ft 1:00PM May 26, 2013Forecast: 344.8 ft 7:00PM May 26, 2013Forecast: 344.7 ft 1:00AM May 27, 2013Forecast: 344.5 ft 7:00AM May 27, 2013Forecast: 344.4 ft 1:00PM May 27, 2013Forecast: 344.3 ft 7:00PM May 27, 2013Forecast: 344.2 ft 1:00AM May 28, 2013Forecast: 344.2 ft 7:00AM May 28, 2013Forecast: 344.2 ft 1:00PM May 28, 2013Forecast: 344.2 ft 7:00PM May 28, 2013Forecast: 344.2 ft 1:00AM May 29, 2013Forecast: 344.2 ft 7:00AM May 29, 2013Relevant - Ready - Responsive - ReliableOZGA4(plotting HTIRG) Graph Created (9:46AM May 24, 2013)ObservedForecast (issued 8:44AM May 24)Latest observed value: 346.13 ft at 9:00 AM CDT 24-May-2013. Flood Stage is 357 ft
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About this graph
Tabular Data
XML Data
RSS Files
Datum: Not Available
Metadata
Reliability of the Forecast: Based on current and forecast river, weather and reservoir conditions

NOTE: Forecasts for the Arkansas River at Ozark L/D TW are issued routinely year-round.

Return to Area Map
Upstream Gauge - at Van Buren Upstream Gauge Downstream Gauge Downstream Gauge - at Dardanelle
Flood Categories (in feet)
Major Flood Stage:365
Moderate Flood Stage:363
Flood Stage:357
Action Stage:355.5

Historical Crests
(1) 375.50 ft on 05/13/1943
(2) 370.00 ft on 05/06/1990
(3) 368.50 ft on 10/09/1986
Show More Historical Crests

Low Water Records
Currently none available.
Legend
Gauge Location
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.
Flood Impacts & Photos Collapse
377 CRITICAL STAGE FOR MCLEAN BOTTOM LEVEE.
373 CRITICAL STAGE FOR LOWER HARTMAN BOTTOM LEVEE.
370 HIGHEST STAGE EXPERIENCED SINCE COMPLETION OF THE NAVIGATION SYSTEM IN 1969.
367 HWYS 309 AND 288 NORTHWEST OF PARIS IN LOGAN COUNTY INUNDATED BY BACKWATER UP SIX MILE CREEK. BACKWATER FLOODING WILL SPREAD WESTWARD INTO FRANKLIN COUNTY AT HIGHER STAGES.
365 COUNTY ROADS 228 AND 4 SOUTH OF COAL HILL N JOHNSON COUNTY INUNDATED. ROADS NORTHEAST OF SCRANTON IN LOGAN COUNTY INUNDATED BY BACKWATER UP CANE CREEK.
363 BEGIN PATROLLING MCLEAN BOTTOM LEVEE IN LOGAN COUNTY AND LOWER HARTMAN LEVEE IN JOHNSON COUNTY.
360 FLOODING SPREADS OVER MORE THAN 4000 ACRES IN FRANKLIN AND LOGAN COUNTIES. NUMEROUS GAS FIELDS FLOODED. SOME AGRICULTURAL LANDS IN JOHNSON COUNTY ALSO FLOODED.
357 AGRICULTURAL USE LANDS ALONG THE RIVER DOWNSTREAM OF THE LOCK AND DAM IN FRANKLIN COUNTY. GAS FIELDS ARE ALSO SUBJECT TO FLOODING DOWNSTREAM. EQUIPMENT AND LIVESTOCK SHOULD BE MOVED TO HIGHER GROUND.
Photos
(1) Ozark - Jetta Taylor Lock and Dam - August 2007
About This Location Collapse

Latitude: 35.472500° N, Longitude: 93.812778° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 357 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 357 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Other Data Sources:
Additional Information Collapse
River flow forecast can be found at the following link: http://www.srh.noaa.gov/images/rtimages/abrfc/Hydrographs/fcst/images/OZARK_2ESE_QT.gif
Resources Collapse
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
Little Rock Weather Forecast Office
8400 Remount Road
North Little Rock, AR 72118
(501) 834-0308
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Page last modified: 13-Mar-2013 6:33 PM 		Disclaimer
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