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Also: Lake St. Clair
Also: St. Lawrence River
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  Current Lake St. Clair Conditions
What's New | Great Lakes Observing System Data Portal | Weather | Water Levels | Beaches
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What's New
Water plants to have spill detection
The Port Huron Times-Herald (10/30)
With funding secured and a project manager contracted, authorities are moving forward on a $1.8 million plan to install instantaneous spill-detection devices in 10 water plants from Detroit to Port Huron.

Rising lakes keep marinas afloat
The Windsor Star (5/28)
Recent rises in lake levels because of heavy rainfall have been welcomed by marina owners.

3 rescue missions save 16 Lake St. Clair anglers
The Detroit News (1/14)
After 16 ice fishermen were rescued from three ice floes in Lake St. Clair yesterday, the U.S. Coast Guard issued renewed warnings for anglers to use common sense to avoid unnecessary risks.

Patrol set for lake at night
The Detroit News (11/30)
Nighttime boating excursions on Lake St. Clair are generally for anglers and lovers, but starting next year, the Macomb County Sheriff's Marine Patrol will cruise the lake after dark looking for smugglers and suspicious activity that could pose a threat to homeland security.

Lamprey back; lake clean
The Detroit News (9/5)
The silver lamprey is making a comeback in Lake St. Clair, an indication that the water in the lake and the St. Clair River where they spawn is of good quality, the Michigan Department of Natural Resources concluded this week.

DNR nets big catch in lake trawl
The Detroit News (9/4)
Schools of tiny little fish and minnows were hauled in during a five-hour trawling excursion on Lake St. Clair on Tuesday.

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Great Lakes Observing System Data Portal

Great Lakes Observing System Data Portal

Click to view real-time and historic lake conditions; water levels, wave heights, air and water temperatures and more from the station or buoy of your choice.

Developed by the Great Lakes Observing System (GLOS), a regional node of the U.S. Integrated Ocean Observing System (IOOS) initiative.


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Recent Marine Data
National Data Buoy Center, National Weather Service (NOAA)
Real-time data from all US Moored Buoy Stations, Canadian Moored Buoy Stations and C-MAN Stations in Eastern / Western Great Lakes. Dial-a-Buoy phone service is also available.

Lake St. Clair Open Water Text Forecast
National Weather Service

Surface Weather Forecast
The Weather Underground
Enter a city, state, zip code or station code for the current National Weather Service forecast
Examples: "Albany", "NY", "Albany, NY", "12233", or "ALB"

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Real-Time Water Levels

These maps were prepared in partnership with the National Oceanic & Atmospheric Administration (NOAA) and its Center for Operational Oceanographic Products and Services (CO-OPS).

NOAA Logo - Link to NOAA Website
Coordinating Committee Logo - Link to CC Website

Lake Superior | St. Marys River | Lake Michigan | Lake Huron | St. Clair River
Lake St. Clair | Detroit River | Lake Erie | Niagara River | Lake Ontario | St. Lawrence

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Great Lakes BeachCast
Great Lakes Information Network
An Internet gateway to information on Great Lakes beach conditions, including health advisories, weather, monitoring data and more.

Michigan Department of Environmental Quality – Online Beach Monitoring System
Michigan Department of Environmental Quality
To search for a beach or other location, enter any part of the beach name or waterbody name into the search box on the top of this page and click "GO".

Windsor/Essex Beach Information
Windsor-Essex County Health Unit
Current beach information for the Windsor/Essex region of Ontario.

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Boating Safety/Security Advisories
Information for U.S. and Canadian Cross-Border Boaters
U.S. Coast Guard Ninth District
Information and requirements for U.S. and Canadian recreational boaters planning cross-border travel on the Great Lakes.

Ninth Coast Guard District Public Information Site
U.S. Coast Guard Ninth District
News on active Coast Guard searches and rescues.

Requirements for Foreign Recreational Boaters In Canadian Waters
Canadian Coast Guard, Office of Boating Safety
Information on boating safety and environmental protection regulations in Canadian Waters.

What American Boaters Need to Know When Entering Canada
U.S. Coast Guard, Office of Boating Safety
Important contact information and guidelines for boaters entering Canadian Waters.

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Fishing Conditions
Michigan Recreational Fishing Report
Michigan Department of Natural Resources (DNR)
Comprehensive Michigan fishing report covering Lake Michigan, Lake Superior, Lake Huron, Lake St. Clair, and Lake Erie fisheries.

Let's Fish Ontario!
Ontario Ministry of Natural Resources
Ontario fishing information and resources.

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Lock & Port Updates
Great Lakes St. Lawrence Seaway System : Customer Advisories
Great Lakes St. Lawrence Seaway System
Updates and advisories for Great Lakes locks and canals.

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Ice Conditions
Eastern Great Lakes Ice Analysis
NOAA National Ice Center

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Related Resources
GLIN: Agencies and Organizations, Weather
GLIN: Climate Change in the Great Lakes Region
GLIN: Great Lakes-St. Lawrence Hydrology
GLIN: Great Lakes-St. Lawrence Water Flows
GLIN: Great Lakes-St. Lawrence Water Levels

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Great Lakes Information Network
Updated: December 13, 2017
Selected Photos: Copyright ©John and Ann Mahan
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