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Hydrograph River at a Glance Download
Gulf of Mexico Tide Gauge at ST PETERSBURG (in MHHW) Tide Height (ft)SAPF1(plotting HMIRG) Graph Created (7:12PM Feb 23, 2020)ObservedLatest observed value: -0.7 ft at 1:36 AM EST 20-Feb-2020. Flood Stage is 2.7 ft
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Tabular Data (UTC)
Tabular Data (EST)
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Datum: Not Available
NOTE: Water levels are referenced to the Mean Higher High Water (MHHW) Datum. This datum can be used to approximate sea water inundation of normally dry ground near the coast. For specific impacts, please refer to the statements on this page.

NOTE: Graphical forecasts are not available for the Gulf of Mexico Tide Gauge at ST PETERSBURG (in MHHW). During times of high water, forecast crest information can be found in the text products.

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Flood Categories (in feet)
Major Flood Stage: 7.3
Moderate Flood Stage: 5
Flood Stage: 2.7
Action Stage: 2
Low Stage (in feet): -4

Historic Crests
(1) 4.00 ft on 08/31/2005
(2) 3.58 ft on 10/08/1996
(3) 3.52 ft on 06/18/1982
(4) 3.17 ft on 06/19/1972
(5) 2.91 ft on 03/13/0002
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(P): Preliminary values subject to further review.

Recent Crests
Currently none available.

Low Water Records
(1) -5.80 ft on 09/11/2017
(2) -5.03 ft on 09/18/1947
(3) -4.73 ft on 09/08/1965
(4) -4.73 ft on 01/16/1972
(5) -4.62 ft on 01/03/2008
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Zoom Level:14
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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.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
10 Most of Saint Petersburg under 1 to 7 feet of water.
7.3 3 to 4 feet of water inside homes in Shore Acres. Much of Albert Whitted Airport under 1 to 3 feet of water. USF Saint Petersburg, Eckerd College, and half of Coquina Key are flooded.
5 Portions of USF Saint Petersburg, Bayshore Blvd, the Gandy Causeway, and Eckerd College begin to flood.
4 Albert Whitted Airport begins to flood. Homes begin to flood from Lake Maggiore to Bayboro Harbor (just south of Albert Whitted Airport). Flooding impacts portions of 3rd and 4th Street South.
2.7 Some homes begin to flood in Shore Acres.
2 Roads begin to flood in Shore Acres, north of Saint Petersburg.
About This Location Collapse

Latitude: 27.760000° N, Longitude: 82.626700° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 2.7 ft 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 -2.26 Not Available Mean Higher High Water. Used to approximate inundation.
Additional Information Collapse
Tide levels are reported in MHHW.
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Hydrologic Resources Additional Resources
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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
National Weather Service
Tampa Bay Area Weather Forecast Office
2525 14th Ave SE
Ruskin, FL 33570
(813) 645-2323
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Page last modified: 4-Mar-2019 11:30 PM
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