Jacksonville PORTS®, NOAA/NOS
2017-10-23 11:00 EDT
Data Types
Water Levels
Air/Water Temp
Relative Humidity
Barometric Pressure
Salinity/Specific Gravity
Air Gap/Bridge Clearance
Water Levels (above MLLW)
Mayport Bar Pilots .. 5.1 ft Rising
Dames Point 4.1 ft Rising
Southbank Riverwalk 2.6 ft Rising
Rudder Club, I-295 .. *** ft
Red Bay Point *** ft
Racy Point 1.3 ft Falling
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Name Wind from Gusts to
Navy Fuel Depot *** kn *** ***
Mayport Bar Pilots .. 12 kn S 17
Blount Island Comma.. 11 kn SSE 16
Rudder Club, I-295 .. *** kn *** ***
Red Bay Point *** kn *** ***
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Air/Water Temp
Name Air Temp Water Temp
Navy Fuel Depot *** °F  
Mayport Bar Pilots .. 80 °F 77 °F
Blount Island Comma.. 80 °F  
Dames Point   77 °F
Little Jetties 80 °F  
Jacksonville Univer..   77 °F
Rudder Club, I-295 .. *** °F *** °F
Red Bay Point *** °F *** °F
Racy Point   77 °F
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Relative Humidity
Navy Fuel Depot ***%
Blount Island Comma.. 91%
Little Jetties 77%
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Barometric Pressure
Navy Fuel Depot *** mb
Mayport Bar Pilots .. 1017 mb Falling
Blount Island Comma.. 1018 mb Falling
Rudder Club, I-295 .. *** mb
Red Bay Point *** mb
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Navy Fuel Depot *** nm
Blount Island Comma.. 5.40 nm
Little Jetties 5.40 nm
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Salinity/Specific Gravity
Station Salin. S.G.
Mayport Bar Pilots ..17.6 psu 1.01
Dames Point 0.5 psu 1.0
Jacksonville Univer..0.4 psu 1.0
Rudder Club, I-295 ..*** psu ***
Red Bay Point *** psu ***
Racy Point 0.2 psu 1.0
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Air Gap/Bridge Clearance (above water)
Dames Point Bridge 175.8 ft Decr.
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Currents (F)lood, (S)lack, (E)bb, towards °T
St Johns River LBB 6 *** kn
Mayport Basin PC LBB *** kn
Trout River Cut LB .. 0.2 kn S222.0
Fulton Cutoff LB 34 0.9 kn F317.0
Dames Point Bridge,.. 0.4 kn F257.0
Mile Point LB 20 1.7 kn F195.0
Acosta Bridge 0.2 kn S82.0
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**** Data not displayed as a result of missing data or quality control monitoring. For more information, go to, or call CORMS at 301-713-2540.
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