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Northern Lake Huron

Warnings

Forecast

Marine Forecast

Issued 07:15 PM EDT 29 April 2025

Tonight and Wednesday.

Wind northwest 30 knots diminishing to northwest 20 this evening then veering to north 15 near midnight. Wind diminishing to variable 10 early Wednesday morning then becoming southeast 10 Wednesday evening.

Waves

Issued 06:30 PM EDT 29 April 2025
Tonight and Wednesday. Waves 3 to 4 metres subsiding to 2 near midnight and to 1 late overnight. Waves subsiding to 0.5 or less Wednesday morning.

Extended Forecast

Issued 06:30 PM EDT 29 April 2025
Thursday Wind light becoming northeast 15 knots in the afternoon.
Friday Wind northeast 20 knots backing to northwest 20.
Saturday Wind west 15 knots.

Ice Forecast*

Issued 12:00 PM EDT 29 April 2025 Today Tonight and Wednesday Open water.

*Ice Forecast and Warnings also apply to U.S. waters

  

[ Canadian Ice Service ]

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

*Ice Forecast and Warnings also apply to U.S. waters

Ice Forecasts

Northern Lake Huron

Issued 12:00 PM EDT 29 April 2025 Today Tonight and Wednesday

Ice Coverage

Open water.

Ice Forecasts

Lake Michigan

Issued 12:00 PM EDT 29 April 2025 Today Tonight and Wednesday

Ice Coverage

Ice free.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EDT 29 April 2025 Tonight and Wednesday At 6:30 p.m. EDT tonight low 997 mb located over southern Quebec.
By 6:30 p.m. EDT Wednesday departing low 990 mb located northeast
of Prince Edward Island.

At 6:30 p.m. EDT tonight ridge located on a line northeast-southwest
over northwestern Ontario.
By 6:30 p.m. EDT Wednesday ridge located on a line
northeast-southwest over Lake Huron.

By 6:30 p.m. EDT Wednesday trough located on a line
northeast-southwest over the Ontario - Manitoba border.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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