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Western Lake Ontario: Current Conditions

Warnings

 

Grenadier Island

03:00 PM EDT 12 July 2026
Disclaimer

This table is a summary of hourly weather conditions for the weather station or buoy.
Please note that these observations might not always be representative of weather conditions over their associated marine area.
Wind (knots) calm Air temperature (°C) 29
Conditions N/A Relative humidity (%) 40
Visibility (km) N/A Dew point temperature (°C) 15
Pressure and tendency (kPa) 102.2 ↓ Humidex 33
Sunrise -- Sunset --

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Map of Great Lakes - Lake Erie and Lake Ontario marine weather areas CFB Trenton Port Colborne - 45142 Hamilton Munro Int'l Airport Oshawa Executive Airport Port Stanley - 45132 Lake Nipissing - 45152 Point Petre Georgian Bay - 45137 Toronto City Centre Airport Lake Simcoe - 45151 South Georgian Bay - 45143 Prince Edward Point - 45135 Peterborough Municipal Airport South Lake Huron - 45149 Collingwood Lake St Clair - 45147 Grimsby - 45139 Goderich Lagoon City Kingston Airport Muskoka Airport Parry Sound Harbour Grenadier Island Lake Simcoe Regional Airport Wiarton Airport Brockville Western Islands Cove Island Great Duck Island North Channel - 45154 Sarnia Chris Hadfield Airport Gore Bay-Manitoulin Airport Tobermory Harrow AAFC Long Point North Bay Airport Port Weller St. Catharines / Niagara District Airport Greater Sudbury Airport Southeast Shoal Vineland Station Port Colborne Erieau Cobourg Sault Ste. Marie Airport Windsor Airport Welland-Pelham Killarney Ajax - 45159 Point Pelee Burlington Lift Bridge
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