Great Lakes Water Level Dashboard

NOAA Great Lakes Environmental Research Laboratory

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The dashboard was designed to provide access to and visualize monthly Great Lakes water level data and forecasts across a variety of time scales. The tool features a sliding time scale that makes it equally easy to view the past year or the past 150 years.


  • Visualize water level fluctuations for the Great Lakes
  • Access 150+ years of climatic data and projections
  • Access seasonal forecasts

Additional Information