Official websites use .mil
Secure .mil websites use HTTPS
Click here for an update on current water levels conditions, weather, and outflows and a forecast of water levels over the next month.
Click here for a forecast of water levels over the next month on the St. Marys, St. Clair, Detroit, and St. Lawrence shipping channels.
Click here for the six-month forecast of Great Lakes water levels.
This page has been relocated and renamed from Great Lakes Water Level Outlook to Great Lakes Water Level Future Scenarios. Please click here to access it's new separate page.
Click here for the U.S. Army Corps of Engineers, Buffalo District, St. Lawrence River Water Level Forecast.