Great Lakes Coastal Forecasting System, GLCFS

NOTICE: NOS' upgraded FVCOM-based Lake Michigan-Huron Operational Forecast System (LMHOFS) became operational on July 23, 2019. This is NOAA's official forecast guidance for Lakes Michigan and Huron hydrodynamics, including water temps, currents, and lake levels. For more information about LMHOFS,

Continue to the operational LMHOFS site<< >>< NOTICE: NOS' upgraded FVCOM-based Lake Erie Operational Forecast System (LEOFS) became operational on May 3, 2016. This is NOAA's official forecast guidance for Lake Erie hydrodynamics, including water temps, currents, and lake levels. For more information about LEOFS,

Continue to the operational LEOFS site<< >>< NOS' upgraded FVCOM-based Lake Michigan-Huron Operational Forecast System (LMHOFS) became operational on July 23, 2019. This is NOAA's official forecast guidance for Lakes Michigan and Huron hydrodynamics, including water temps, currents, and lake levels. For more information about LMHOFS, please click here NOS' upgraded FVCOM-based Lake Erie Operational Forecast System (LEOFS) became operational on May 3, 2016. This is NOAA's official forecast guidance for Lake Erie hydrodynamics, including water temps, currents, and lake levels. For more information about LEOFS, please click here At some point in the future, GLERL's research version will be terminated, and the operational version will serve as its replacement.