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Eastern Lake Superior

Warnings

Forecast

Marine Forecast

Issued 06:30 PM EDT 17 September 2019

Tonight and Wednesday.

Strong wind warning in effect.

Wind south 10 knots increasing to southeast 15 this evening and to south 20 Wednesday morning.

Waves

Issued 06:30 PM EDT 17 September 2019
Tonight and Wednesday. Waves one half metre building to one near midnight and to one and one half metres near noon Wednesday.

Extended Forecast

Issued 06:30 PM EDT 17 September 2019
Thursday Wind southwest 25 knots diminishing to southwest 15 in the morning and to light late in the day.
Friday Wind light becoming southeast 15 knots.
Saturday Wind southeast 15 knots veering to south 20.

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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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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» US Marine Weather
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

Warnings (In effect)

Strong wind warning in effect

Eastern Lake Superior

Issued 6:30 PM EDT 17 September 2019

'Strong' winds of 20 to 33 knots are occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EDT 17 September 2019 Tonight and Wednesday At 6:30 p.m. EDT tonight ridge located on a line northeast-southwest
over Georgian Bay.
By 6:30 p.m. EDT Wednesday ridge located on a line
northeast-southwest over New York State.

At 6:30 p.m. EDT tonight low 996 mb located over western North
Dakota.
By 6:30 p.m. EDT Wednesday low 996 mb located over the northern
Ontario - Manitoba border.

At 6:30 p.m. EDT tonight trough from low located on a line
north-south over North Dakota.
By 6:30 p.m. EDT Wednesday trough from low located on a line
northeast-southwest over the Ontario - Manitoba border.

Great Lakes - Lake Superior Area

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