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JOHNSTON KEY, FL - Station ID: 8724397

Established:Nov 16, 1973
Time Meridian:75° W
Present Installation:Nov 16, 1973
Date Removed:1974-03-22
Water Level Max (ref MHHW):N/A
Water Level Min (ref MLLW):N/A
Mean Range:1.56 ft.
Diurnal Range:1.98 ft.
Latitude24° 42.6' N
Longitude81° 35.6' W
NOAA Chart#:11448
Met Site Elevation: ft. above
Today's Tides (LST/LDT)
graphical depiction of low tide
12:06 PM
12:11 AMlow 0.1 ft.
4:21 AMhigh 1.7 ft.
12:06 PMlow 0.2 ft.
4:21 PMhigh 2.0 ft.

How to reach: To reach the tidal bench marks from the bridge between Cudjoe Key and Sugarloaf Key, proceed NWW by boat for 9.7 km (6.0 statute mi) to the SW tip of Johnston Key. The bench marks are located on the SW tip of the key. The tide gage and staff were located just west of the SW tip of the key.

Products available at 8724397 JOHNSTON KEY, FL

Revised: 08/08/2018
NOAA / National Ocean Service
Web site owner: Center for Operational Oceanographic Products and Services