Chesapeake Bay North PORTS®, NOAA/NOS
2017-10-23 10:56 EDT
Data Types
Water Levels
Air/Water Temp
Relative Humidity
Barometric Pressure
Salinity/Specific Gravity
Air Gap/Bridge Clearance
Real-Time Text Summary
Water Levels (above MLLW)
Reedy Point 3.4 ft Rising
Chesapeake City 2.1 ft Rising
Baltimore 1.7 ft Falling
Tolchester Beach 1.8 ft Steady
Annapolis 1.3 ft Falling
Washington D.C. 3.3 ft Rising
Dahlgren 1.0 ft Falling
Solomons Island 0.7 ft Falling
Lewisetta 0.8 ft Falling
Windmill Point 1.3 ft Rising
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Name Wind from Gusts to
Chesapeake City 5 kn ESE 8
Baltimore 2 kn S 6
NE Tower *** kn *** ***
Francis Scott Key B.. 7 kn ESE 8
Tolchester Beach 4 kn SE 6
Washington D.C. 4 kn SSE 6
Cove Point LNG Pier 12 kn SSE 15
Dahlgren 5 kn ESE 7
Solomons Island 11 kn SE 11
Piney Point 12 kn SSE 13
Lewisetta 8 kn SE 8
Rapp. Lt Front Range 10 kn ESE 11
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Air/Water Temp
Name Air Temp Water Temp
Reedy Point 69 °F 67 °F
Chesapeake City 70 °F 66 °F
Baltimore 65 °F 70 °F
NE Tower *** °F  
Francis Scott Key B.. 65 °F  
Tolchester Beach 67 °F 66 °F
Chesapeake Bay Brid.. 67 °F  
Annapolis 67 °F  
Washington D.C. 67 °F 67 °F
Cove Point LNG Pier 68 °F  
Dahlgren 66 °F 67 °F
Solomons Island 69 °F 69 °F
Lewisetta 71 °F 67 °F
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Relative Humidity
Chesapeake Bay Brid.. 100%
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Barometric Pressure
Reedy Point 1023 mb Falling
Chesapeake City 1024 mb Falling
Baltimore 1023 mb Falling
NE Tower *** mb
Francis Scott Key B.. 1023 mb Falling
Tolchester Beach 1023 mb Falling
Annapolis 1022 mb Falling
Washington D.C. 1022 mb Falling
Cove Point LNG Pier 1023 mb Falling
Dahlgren 1021 mb Falling
Solomons Island 1022 mb Falling
Lewisetta 1022 mb Falling
Rapp. Lt Front Range 1023 mb Falling
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Chesapeake Bay Brid.. *** nm
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Salinity/Specific Gravity
Station Salin. S.G.
Chesapeake City 5.8 psu 1.0
Baltimore 10.5 psu 1.01
Lewisetta 9.7 psu 1.01
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Air Gap/Bridge Clearance (above water)
Reedy Point Bridge 138.1 ft Decr.
Ches. City Bridge 141.5 ft Decr.
Francis Scott Key B.. 184.5 ft Incr.
Chesapeake Bay Brdg 185.5 ft Stdy.
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Currents (F)lood, (S)lack, (E)bb, towards °T
Reedy Point (pred) 0.6 kn F359.0
Chesapeake City Cur.. 1.4 kn F89.0
Tolch. Front Range 0.2 kn S333.0
Chesapeake Ch LBB 92 0.1 kn S72.0
Cove Point LNG Pier.. 0.4 kn E134.0
Potomac R MCh LWB B *** kn
Rapp. Shl Ch LBB 60 0.3 kn E103.0
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Real-Time Text Summary
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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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