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Hydrograph River at a Glance Download
Gulf of Mexico Tide Gauge at Cedar Key Tide Height (ft)Observed: 4.88 ft at 1:06PM Jul 30, 2015Highest Observation: 4.9 ft at 1:12PM Jul 30, 2015Highest Observation: 4.9 ft at 1:18PM Jul 30, 2015Highest Observation: 4.9 ft at 1:24PM Jul 30, 2015Forecast: 2.56 ft 7:00AM Aug 02, 2015Forecast: 1.84 ft 8:00AM Aug 02, 2015Forecast: 1.25 ft 9:00AM Aug 02, 2015Forecast: 1.01 ft 10:00AM Aug 02, 2015Forecast: 1.27 ft 11:00AM Aug 02, 2015Forecast: 1.98 ft 12:00PM Aug 02, 2015Forecast: 2.9 ft 1:00PM Aug 02, 2015Forecast: 3.77 ft 2:00PM Aug 02, 2015Forecast: 4.35 ft 3:00PM Aug 02, 2015Highest Forecast: 4.5 ft 4:00PM Aug 02, 2015Forecast: 4.17 ft 5:00PM Aug 02, 2015Forecast: 3.45 ft 6:00PM Aug 02, 2015Forecast: 2.52 ft 7:00PM Aug 02, 2015Forecast: 1.54 ft 8:00PM Aug 02, 2015Forecast: 0.67 ft 9:00PM Aug 02, 2015Forecast: 0.12 ft 10:00PM Aug 02, 2015Forecast: 0.08 ft 11:00PM Aug 02, 2015Forecast: 0.57 ft 12:00AM Aug 03, 2015Forecast: 1.42 ft 1:00AM Aug 03, 2015Forecast: 2.39 ft 2:00AM Aug 03, 2015Forecast: 3.23 ft 3:00AM Aug 03, 2015Forecast: 3.76 ft 4:00AM Aug 03, 2015Forecast: 3.87 ft 5:00AM Aug 03, 2015Forecast: 3.58 ft 6:00AM Aug 03, 2015Forecast: 3 ft 7:00AM Aug 03, 2015Forecast: 2.28 ft 8:00AM Aug 03, 2015Forecast: 1.56 ft 9:00AM Aug 03, 2015Forecast: 1.02 ft 10:00AM Aug 03, 2015Forecast: 0.88 ft 11:00AM Aug 03, 2015Forecast: 1.24 ft 12:00PM Aug 03, 2015Forecast: 1.98 ft 1:00PM Aug 03, 2015Forecast: 2.88 ft 2:00PM Aug 03, 2015Forecast: 3.68 ft 3:00PM Aug 03, 2015Forecast: 4.17 ft 4:00PM Aug 03, 2015Forecast: 4.24 ft 5:00PM Aug 03, 2015Forecast: 3.86 ft 6:00PM Aug 03, 2015Forecast: 3.15 ft 7:00PM Aug 03, 2015Forecast: 2.29 ft 8:00PM Aug 03, 2015Forecast: 1.42 ft 9:00PM Aug 03, 2015Forecast: 0.72 ft 10:00PM Aug 03, 2015Forecast: 0.36 ft 11:00PM Aug 03, 2015Forecast: 0.5 ft 12:00AM Aug 04, 2015Forecast: 1.11 ft 1:00AM Aug 04, 2015Forecast: 1.98 ft 2:00AM Aug 04, 2015Forecast: 2.86 ft 3:00AM Aug 04, 2015Forecast: 3.56 ft 4:00AM Aug 04, 2015Forecast: 3.92 ft 5:00AM Aug 04, 2015Forecast: 3.86 ft 6:00AM Aug 04, 2015Forecast: 3.43 ft 7:00AM Aug 04, 2015Forecast: 2.78 ft 8:00AM Aug 04, 2015Forecast: 2.04 ft 9:00AM Aug 04, 2015Forecast: 1.35 ft 10:00AM Aug 04, 2015Forecast: 0.89 ft 11:00AM Aug 04, 2015Forecast: 0.82 ft 12:00PM Aug 04, 2015Forecast: 1.22 ft 1:00PM Aug 04, 2015Forecast: 1.95 ft 2:00PM Aug 04, 2015Forecast: 2.76 ft 3:00PM Aug 04, 2015Forecast: 3.46 ft 4:00PM Aug 04, 2015Forecast: 3.86 ft 5:00PM Aug 04, 2015Forecast: 3.88 ft 6:00PM Aug 04, 2015Forecast: 3.51 ft 7:00PM Aug 04, 2015Forecast: 2.87 ft 8:00PM Aug 04, 2015Forecast: 2.13 ft 9:00PM Aug 04, 2015Forecast: 1.43 ft 10:00PM Aug 04, 2015Forecast: 0.9 ft 11:00PM Aug 04, 2015Forecast: 0.73 ft 12:00AM Aug 05, 2015Forecast: 1 ft 1:00AM Aug 05, 2015Forecast: 1.66 ft 2:00AM Aug 05, 2015Forecast: 2.47 ft 3:00AM Aug 05, 2015Forecast: 3.23 ft 4:00AM Aug 05, 2015Forecast: 3.77 ft 5:00AM Aug 05, 2015Forecast: 3.97 ft 6:00AM Aug 05, 2015Forecast: 3.79 ft 7:00AM Aug 05, 2015Forecast: 3.29 ft 8:00AM Aug 05, 2015Forecast: 2.61 ft 9:00AM Aug 05, 2015Forecast: 1.9 ft 10:00AM Aug 05, 2015Forecast: 1.25 ft 11:00AM Aug 05, 2015Forecast: 0.84 ft 12:00PM Aug 05, 2015Forecast: 0.82 ft 1:00PM Aug 05, 2015Forecast: 1.19 ft 2:00PM Aug 05, 2015Forecast: 1.83 ft 3:00PM Aug 05, 2015Forecast: 2.54 ft 4:00PM Aug 05, 2015Forecast: 3.13 ft 5:00PM Aug 05, 2015Forecast: 3.47 ft 6:00PM Aug 05, 2015Forecast: 3.48 ft 7:00PM Aug 05, 2015NOS NWLON Tide GageCKYF1(plotting HMIRG) Graph Created (6:19AM Aug 2, 2015)ObservedForecast (issued 8:00PM Aug 1)Latest observed value: 4.9 ft at 1:24 PM EDT 30-Jul-2015.
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: Not Available
NOTE: Gauge reading affected by ocean tides.

Reliability of the Forecast: Forecast data shown here are guidance values only. Please refer to your local NWS office.

NOTE: Forecasts for the Gulf of Mexico Tide Gauge at Cedar Key are issued routinely year-round.

Vertical Datum references a tidal datum...for more information see Tides and Currents .

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Flood Categories (in feet)
Not Available

Historic Crests
Currently none available.

Recent Crests
Currently none available.

Low Water Records
Currently none available.
Zoom Level:16
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Gauge LocationGauge Map Marker
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: 29.135000° N, Longitude: 83.031667° W, Horizontal Datum: Unknown

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft Not Available Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
(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 1.80 FT Not Available Datum is reference MLLW. See Tides and Currents Datum web page ( for conversion to other datums. No flood stage has been set for this site.
Additional Information Collapse
NOS NWLON Site - 8727520. Tide Forecasts provided by NOS are tidal only and do not include storm surge predictions. Click on NOS Attribution underneath graphics for additional information.
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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
Tallahassee Weather Forecast Office
Love Building FL State University
Tallahassee, FL 32306-4509
(850) 942-8833
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Page last modified: 12-Feb-2015 9:36 PM
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