NOAA/NOS/CO-OPS
Chesapeake Bay North PORTS®, NOAA/NOS
2025-07-08 01:55 EDT
Data Types
Water Levels
Winds
Air/Water Temp
Relative Humidity
Barometric Pressure
Visibility
Salinity/Specific Gravity
Air Gap/Bridge Clearance
Currents
Water Levels (above MLLW)
Windmill Point 1.1 ft Falling
Lewisetta 1.8 ft Falling
Dahlgren 2.4 ft Rising
Washington D.C. 1.0 ft Falling
Solomons Island 1.9 ft Falling
Annapolis 1.5 ft Rising
Baltimore 1.1 ft Rising
Chesapeake City 1.1 ft Falling
Tolchester Beach 1.0 ft Rising
Reedy Point 2.6 ft Falling
Go to top
Winds
Name Wind from Gusts to
Lewisetta 6 kn SW 8
Dahlgren 3 kn W 6
Rapp. Lt Front Range 14 kn SSW 18
Washington D.C. 4 kn SSW 6
Piney Point 4 kn SSW 6
Solomons Island 10 kn SW 11
Cove Point LNG Pier 13 kn SSW 15
Annapolis 1 kn SW 2
Francis Scott Key B.. 5 kn WSW 6
Baltimore 1 kn S 2
Chesapeake City 2 kn S 4
Tolchester Beach 4 kn S 6
Go to top
Air/Water Temp
Name Air Temp Water Temp
Lewisetta 82 °F 84 °F
Dahlgren 81 °F 85 °F
Washington D.C. 82 °F 85 °F
Solomons Island 82 °F 84 °F
Cove Point LNG Pier 83 °F  
Annapolis 81 °F 83 °F
Chesapeake Bay Br 82 °F  
Francis Scott Key B.. 81 °F  
Baltimore 82 °F 84 °F
Chesapeake City 77 °F 84 °F
Tolchester Beach 81 °F 84 °F
Reedy Point 76 °F 83 °F
Go to top
Relative Humidity
Chesapeake Bay Br 100%
Go to top
Barometric Pressure
Lewisetta 1016 mb Falling
Dahlgren 1015 mb Falling
Rapp. Lt Front Range 1018 mb Rising
Washington D.C. 1015 mb Falling
Solomons Island 1015 mb Falling
Cove Point LNG Pier 1016 mb Falling
Annapolis 1014 mb Falling
Francis Scott Key B.. 1015 mb Falling
Chesapeake City 1014 mb Falling
Tolchester Beach 1015 mb Falling
Reedy Point 1014 mb Falling
Go to top
Visibility
Chesapeake Bay Br 5.40 nm
Go to top
Salinity/Specific Gravity
Station Salin. S.G.
Lewisetta 7.4 psu 1.002
Chesapeake City 0.4 psu 0.997
Go to top
Air Gap/Bridge Clearance (above water)
WPL Br: Center Ch 184.2 ft Decr.
WPL Br: 170ft E of .. 186.3 ft Decr.
Ches. City Bridge 141.5 ft Incr.
Reedy Point Bridge 139.0 ft Incr.
Go to top
Currents (F)lood, (S)lack, (E)bb, towards °T
StationSpdDir
Reedy Point (pred) 1.7 kn E167.0
Chesapeake City Cur.. 1.4 kn E271.0
Brewerton Ch, LB 2BE 0.3 kn E247.0
Chesapeake Ch, LB 91 0.3 kn F346.0
Cove Point LNG Pier.. 0.9 kn F331.0
Rapp. Shl Ch LB 60 0.2 kn S177.0
Go to top
**** Data not displayed as a result of missing data or quality control monitoring. For more information, go to https://corms.nos.noaa.gov/instrument_status.html, or call CORMS at 301-713-2540.
Web site owner: Center for Operational Oceanographic Products and Services (CO-OPS)
Privacy Policy