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Western Lake Superior

Forecast

Marine Forecast

Issued 06:30 PM EDT 16 October 2019

Tonight and Thursday.

Wind north 15 knots diminishing to northeast 10 late overnight then becoming light Thursday evening.

Waves

Issued 06:30 PM EDT 16 October 2019
Tonight and Thursday. Waves one metre subsiding to less than one half metre early Thursday morning.

Extended Forecast

Issued 06:30 PM EDT 16 October 2019
Friday Wind light increasing to southeast 25 knots in the afternoon.
Saturday Wind south 20 knots.
Sunday Wind southwest 15 knots diminishing to light.

Ice Forecast*

Issued 12:00 PM EDT 19 May 2019 Forecasts available to mariners upon request.

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

 

[ Canadian Ice Service ]

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Weather Conditions

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Map of Great Lakes - Lake Superior marine weather areas Mid Superior - 45001 East Superior - 45004 West Superior - 45006 Slate Island - 45136 Lake Of the Woods - 45148 Kenora Airport Royal Island Armstrong Airport Caribou Island Marathon Airport Pukaskwa National Park Thunder Bay Airport Welcome Island Little Flatland Island Sault Ste. Marie Airport Wawa Airport
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land station Land Station
Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EDT 19 May 2019

Ice Coverage

Forecasts available to mariners upon request.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EDT 16 October 2019 Tonight and Thursday At 6:30 p.m. EDT tonight low 998 mb located over Georgian Bay.
By 6:30 p.m. EDT Thursday low 984 mb located over Maine.

At 6:30 p.m. EDT tonight departing cold front located on a line
north-south over Kingston.

At 6:30 p.m. EDT tonight ridge located on a line north-south over
the Ontario - Manitoba border.
By 6:30 p.m. EDT Thursday ridge located on a line north-south over
Lake Superior.

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