Western Lake Erie Harmful Algal Bloom Seasonal Forecast

Provided by NOAA's National Centers for Coastal Ocean Science (NCCOS)

This bulletin provides the seasonal forecast of the Microcystis harmful algal bloom (HAB) in western Lake Erie for 2026.

To view the Bulletin, click here or on the image below.

Click here to view more information and links about NOAA's Lake Erie and HAB Forecasting

Health Information:

• For HAB safety information, please visit Ohio EPA
• For current HAB conditions at Lake Erie Beaches, please visit Ohio DOH BeachGuard

Additional HAB monitoring and forecasts:

• NOAA NCCOS HAB Monitoring System
• NOAA NCCOS HAB Forecasting
• NOAA GLERL Great Lakes Water Quality and Buoy Data

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