Know the Tide

Know the tide.

Michigan City Buoy buoy

41.755°N, 86.968°W · NDBC station 45170 · Great Lakes

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About this buoy

Michigan City Buoy is a moored weather buoy in the Great Lakes. It reports wind speed and direction with gusts, air pressure, and air and water temperature, and — where wave sensors are fitted — significant wave height and dominant wave period. Reports arrive about hourly and are served here live from NOAA's CoastWatch ERDDAP as they land.

RegionGreat Lakes
Position41.755°N, 86.968°W
OperatorIllinois-Indiana Sea Grant and Purdue Civil Engineering
Nearest tide stationNone within 300 mi (offshore)

Full record, wave spectra, and station history: NOAA NDBC station 45170.