Northern Lake Huron

Forecast

Marine Forecast

Issued 03:00 AM EST 21 January 2018

Today Tonight and Monday.

Wind light becoming east 10 knots this evening then increasing to northeast 25 near midnight. Wind veering to east 30 Monday afternoon.

Chance of drizzle beginning near noon changing to chance of flurries overnight and Monday morning then to periods of snow Monday morning. Periods of freezing rain Monday afternoon changing to periods of rain Monday evening. Fog patches forming early this evening and dissipating near midnight.

Waves

Issued 03:00 AM EST 21 January 2018
Today Tonight and Monday. Over open water waves less than one half metre building to one overnight and to 2 Monday morning. Waves building to 3 Monday evening.

Extended Forecast

Issued 03:00 AM EST 21 January 2018
Tuesday Wind east 25 knots becoming northwest 25 late in the day.
Wednesday Wind northwest 20 knots veering to northeast 15.
Thursday Wind light becoming southwest 15 knots late in the day.

Ice Forecast*

Issued 12:00 PM EST 20 January 2018 Today Tonight and Sunday Open water except 3 tenths thin lake ice along parts of the shore. 9 tenths medium lake ice including 3 tenths thick lake ice near the Straits of Mackinac.

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

    

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Map of Great Lakes - Lake Erie and Lake Ontario marine weather areas N Huron - 45003 W Erie - 45005 S Huron - 45008 Lake Ontario - 45012 Port Stanley - 45132 Prince Edward Point - 45135 Georgian Bay - 45137 Grimsby - 45139 Port Colborne - 45142 South Georgian Bay - 45143 Lake St Clair - 45147 South Lake Huron - 45149 Lake Simcoe - 45151 Lake Nipissing - 45152 North Channel - 45154 Ajax - 45159 Sault Ste. Marie Airport Greater Sudbury Airport North Bay Airport Gore Bay-Manitoulin Airport Great Duck Island Brockville Grenadier Island Kingston Airport Collingwood Lagoon City Muskoka Airport Parry Sound Harbour Lake Simcoe Regional Airport Wiarton Airport Goderich Sarnia Chris Hadfield Airport Tobermory Harrow AAFC Port Weller St. Catharines Airport Southeast Shoal Vineland Station Welland-Pelham Windsor Airport Burlington Lift Bridge Cobourg Hamilton Munro Int'l Airport Oshawa Executive Airport Point Petre Toronto City Centre Airport CFB Trenton Peterborough Municipal Airport Killarney Western Islands Cove Island Long Point Port Colborne Erieau Point Pelee
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Ice Conditions

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

Ice Forecasts

Northern Lake Huron

Issued 12:00 PM EST 20 January 2018 Today Tonight and Sunday

Ice Coverage

Open water except 3 tenths thin lake ice along parts of the shore. 9
tenths medium lake ice including 3 tenths thick lake ice near the
Straits of Mackinac.

Ice Forecasts

Northern Lake Michigan

Issued 12:00 PM EST 20 January 2018 Today Tonight and Sunday

Ice Coverage

Open water except consolidated medium lake ice including 4 tenths
thick lake ice northeast of Beaver Island into the Straits of
Mackinac. 5 tenths medium lake ice along the northern and western
shores.

Ice Forecasts

Southern Lake Michigan

Issued 12:00 PM EST 20 January 2018 Today Tonight and Sunday

Ice Coverage

Open water except 6 tenths thin lake ice including 2 tenths medium
lake ice along the eastern shore. 4 tenths new lake ice along the
western shore.

Ice Forecasts

Green Bay

Issued 12:00 PM EST 20 January 2018 Today Tonight and Sunday

Ice Coverage

Consolidated medium lake ice including 4 tenths thick lake ice in
southern Green Bay and in the Bays de Noc. Consolidated medium lake
ice including 3 tenths thick lake ice south of Chambers Island. 9
tenths medium lake ice elsewhere.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EST 21 January 2018 Today Tonight and Monday At 3:00 a.m. EST today weakening trough located on a line
northwest-southeast over Lake Superior.

At 3:00 a.m. EST today ridge located on a line northwest-southeast
over northern Ontario.
By 3:00 a.m. EST Monday ridge located on a line east-west over
northern Ontario.

At 3:00 a.m. EST today low 1008 mb located over Oklahoma.
By 3:00 a.m. EST Monday low 1000 mb located over Kansas.

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