Western Lake Ontario

Forecast

Marine Forecast

Issued 03:00 AM EDT 28 May 2017

Today Tonight and Monday.

Wind light becoming northeast 10 knots this morning then increasing to northeast 15 this afternoon. Wind diminishing to light near midnight then becoming west 15 near noon Monday. Wind backing to southwest 15 Monday evening.

Showers tonight and Monday with a risk of thunderstorms. Chance of showers Monday evening. Fog patches dissipating this morning. Fog patches forming near midnight and dissipating Monday morning.

Waves

Issued 03:00 AM EDT 28 May 2017
Today Tonight and Monday. Waves less than one half metre building to one half metre near noon then subsiding to less than one half metre overnight. Waves building to one half metre Monday afternoon.

Extended Forecast

Issued 03:00 AM EDT 28 May 2017
Tuesday Wind southwest 20 knots diminishing to light in the morning then becoming southwest 15 late in the day.
Wednesday Wind southwest 15 knots.
Thursday Wind northwest 15 knots.

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Weather Conditions

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Map of Great Lakes - Lake Huron 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 Municipal 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

Issued 12:00 PM EDT 27 April 2017 Forecasts have ended for the season.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 28 May 2017 Today Tonight and Monday At 3:00 a.m. EDT today departing ridge located on a line
northwest-southeast over New York State.

At 3:00 a.m. EDT today low 1001 mb located over the northern
Ontario - Manitoba border.
By 3:00 a.m. EDT Monday low 1002 mb located over Lake Nipigon.

At 3:00 a.m. EDT today low 1004 mb located over Illinois.
By 3:00 a.m. EDT Monday low 1001 mb located over eastern Lake Erie.

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