GLOSS Station Handbook

Station information sheet

GLOSS number216
Station name

Key West, FL

Time zone075W, GMT - 5hrs
Latitude (+ve N)24.55
Longitude (+ve E)-81.8
Observation period(s)1913-, being upgraded 2007
Responsible countryU.S.A.
Authority responsible
for tide gauge
NOAA, National Ocean Service, 1305 East-West Highway, Silver Spring, MD 20910-3281, USA
GLOSS contactUSA
Committed to GLOSSYes
Location mapView location map for GLOSS station Key West, FL
Digital dataYes
Additional parametersSea surface temperature and density
Data acquisition rate6 minute intervals
Fast delivery data at UHSLCDownload h242.dat from UHSLC   Format documentation for UHSLC data
High frequency data at BODCDownload from BODC   View Key West, FL site history  
High frequency data at UHSLCDownload from UHSLC   Download documentation qa242a.dmt from UHSLC   Format documentation for UHSLC data
Data held at national organisationYes
Real-time data availableYes
Real-time data transmitted
to GLOSS Fast Centre
Real-time data plots from UHSLC
Additional parameters (real-time)Sea surface temperature and density
Tide gauge benchmarksUS C&GS tidal benchmark survey disk stamped '29 1923 8.140' set in a concrete wall of the Naval Officers’ Q and T Buildings at the corner of Eaton and Emma Streets, Key West, FL.
Benchmark relationshipsTGBM = 8.73 feet above mean lower low water (1960-1978 epoch) TGBM = 7.81 feet above mean sea level (1960-1978 epoch) TGBM = 7.18 feet above mean high water (1960-1978 epoch)
Auxiliary benchmarksNO 1 1974 30 1923 16.417 NO 2 1974 32 1929 7.083 124 1923 6.529 '14.324' 125 1923 5.292 4580 A 1978 126 1923 9.482 4580 AA 1978 127 1923 8.274
Data at PSMSL 
Annual MSL (RLR) dataDownload annual MSL (RLR) data for Key West, FL
Annual MSL (RLR) plotView annual MSL (RLR) plot for Key West, FL
PSMSL code188
Other relevant codesUHSLC 242
Additional information 
Last updated1993-12-05

Related BODC pages

Sea level portal      World Ocean Circulation Experiment (WOCE) — Sea  level
UK Tide Gauge Network     Climate Variability and Predictability (CLIVAR)
GLOSS project page  


Related external links

Global Sea Level Observing System (GLOSS)     Permanent Service for Mean Sea Level (PSMSL)
University of Hawai`i Sea Level Centre (UHSLC)  World Ocean Circulation Experiment (WOCE)


Permanent Service for Mean Sea Level (PSMSL) Global Sea Level Observing System (GLOSS) Station Handbook Intergovernmental Oceanographic Commission (IOC)