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What is AHPS?
Weather Forecast Office Tallahassee, FL
Southeast River Forecast Center
River at a Glance
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
NOTE: Gauge reading affected by tides.
Forecasts are not available for the Gulf of Mexico Tide Gauge at Apalachicola. Only observed stages are available for this point.
Scale to Flood Categories
Return to Area Map
Flood Categories (in feet)
Major Flood Stage:
Moderate Flood Stage:
(1) 7.35 ft on 07/10/2005
(2) 5.54 ft on 06/19/1972
(3) 5.14 ft on 09/03/1998
(4) 4.47 ft on 09/16/2004
(5) 4.06 ft on 08/28/2012
Show More Historical Crests
: Preliminary values subject to further review.
Low Water Records
Currently none available.
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
If you notice any errors in the below information, please contact our
Apalachicola River Tide Gage - KML
About This Location
Latitude: 29.726667° N, Longitude: 84.981667° W, Horizontal Datum: NAD83/WGS84
Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
(gauge height = 0)
(gauge height = flood stage)
Elevation information source
Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
Older USGS topographic maps, NGVD29 benchmarks
Older USGS topographic maps, MSL benchmarks
Datum is reference MLLW. See Tides and Currents Datum web page (tidesandcurrents.noaa.gov) for conversion to other datums. No flood stage has been set for this site.
NOS NWLON Site - 8728690. Tide Forecasts provided by NOS are tidal only and do not include storm surge predictions. Click on NOS Attribution underneath graphics for additional information.
River Forecast Centers
River Stage Summary
Inundation Mapping Locations
NWS Precipitation and River Forecasting
AHPS Iframes for Developers
Mobile iNWS for emergency management
AHPS Web Brochure
River Gage Status Report
Rain Gage Status Report
AHPS Monitor - TAE
AHPS Monitor - JAX
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
National Weather Service
Tallahassee Weather Forecast Office
Love Building FL State University
Tallahassee, FL 32306-4509
Page last modified: 16-Jul-2014 2:08 AM