Sand Island, Midway Islands, Un - Station ID: 1619910

Established:Feb 02, 1947
Time Meridian:0° E
Present Installation:Jan 28, 1989
Date Removed:N/A
Water Level Max (ref MHHW):2.84 ft. Jan 11, 1958
Water Level Min (ref MLLW):-1.50 ft. Feb 01, 1975
Mean Range:0.86 ft.
Diurnal Range:1.25 ft.
Latitude28° 12.7' N
Longitude177° 21.6' W
NOAA Chart#:19481
Met Site Elevation:7.2 ft. above MSL
Today's Tides (LST/LDT)
graphical depiction of low tide
2:48 PM
1:15 AMlow -0.1 ft.
8:31 AMhigh 1.6 ft.
2:48 PMlow 0.6 ft.
7:38 PMhigh 1.1 ft.

Sensor Information

SensorSensor IDDCP#Sensor HeightStatus
Air TemperatureD116.7 ft. above site Elevation Enabled
Water TemperatureE114.4 ft. below MLLW Enabled
Barometric PressureF1113.1 ft. above MSL Enabled
Tsunami WLU11N/A Enabled
Microwave WLY11N/A Enabled
For questions about disabled sensors, please contact CO-OPS User Services.


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How to reach: To reach the tidal bench marks from the Midway Air Terminal proceed east on Peters Avenue, turn right (SE) onto Nimitz Avenue at Midway Mall, proceed then turn left (ENE) onto Cannon Avenue and follow Cannon Avenue as it winds north to Hennessy Avenue. Go east (right) on Hennessy until the small boat basin seawall terminates. The tidal bench marks are located along the roads leading from the air terminal to Pier 6 and around the boat basin. The tide house is located at the NE corner of the small boat basin.

Products available at 1619910 Sand Island, Midway Islands, Un