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Washington, DC - Station ID: 8594900

Established:Nov 10 1924
Time Meridian:75° W
Present Installation:Feb 22 1995
Date Removed:N/A
Water Level Max (ref MHHW): 7.88 ft. (10/17/1942)
Water Level Min (ref MLLW): -5.05 ft. (02/26/1967)
Mean Range: 2.79 ft.
Diurnal Range: 3.17 ft.
Latitude38° 52.4' N
Longitude77° 1.3' W
NOAA Chart#:12289
Met Site Elevation:7.1 ft. above MSL
Today's Tides (LST/LDT)
graphical depiction of low tide
8:44 PM
1:26 AMhigh3.3 ft.
8:59 AMlow0.6 ft.
2:05 PMhigh2.8 ft.
8:44 PMlow0.5 ft.

Sensor Information

SensorSensor IDDCP#Sensor HeightStatus
Water LevelA11N/A Enabled
WindsC1129.4 ft. above site elevation Enabled
Air TempD118.6 ft. above site elevation Enabled
Water TempE119 ft. below MLLW Enabled
Air PressureF1111.0 ft. above MSL Enabled
For questions about disabled sensors, please contact CO-OPS User Services.


How to reach: To reach the tidal bench marks from where I-395 northbound splits, travel 1.0 km (0.7 mi) along I-395 northbound to the Maine Avenue S.W. exit. Take the Maine Avenue SW exit road for 0.3 km (0.2 mi) until it dead ends into Water Street S.W. Turn SE onto Water Street, S.W. and proceed to the end of Water Street to the Police and Fire Harbor Patrol Office at Pier 5. The bench marks are located along Water Street, Maine Avenue, and Pier 5, and the tide station is in a separate room located halfway along the north side of the Police building.

Products available at 8594900 Washington, DC

Revised: 10/15/2013
NOAA / National Ocean Service
Web site owner: Center for Operational Oceanographic Products and Services