Western Lake Superior

Forecast

Marine Forecast

Issued 10:30 AM EST 14 November 2018

Today Tonight and Thursday.

Strong wind warning in effect.

Wind variable 10 knots increasing to south 15 this afternoon and to south 25 early this evening. Wind veering to southwest 30 near midnight then diminishing to southwest 20 Thursday morning. Wind diminishing to south 10 Thursday evening.

Flurries beginning Thursday morning. Visibility as low as 1 mile in flurries.

Waves

Issued 10:30 AM EST 14 November 2018
Today Tonight and Thursday. Waves one half to one metre building to 2 this evening and to 3 late overnight. Waves subsiding to 2 near noon Thursday and to one Thursday evening.

Extended Forecast

Issued 03:00 AM EST 14 November 2018
Friday Wind light increasing to northeast 20 knots in the morning.
Saturday Wind north 15 knots backing to west 15.
Sunday Wind west 20 knots.

Ice Forecast*

Issued 12:00 PM EDT 6 July 2018 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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Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EDT 6 July 2018

Ice Coverage

Forecasts available to mariners upon request.

Warnings

Warnings (In effect)

Strong wind warning in effect

Western Lake Superior

Issued 10:30 AM EST 14 November 2018

'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 10:30 AM EST 14 November 2018 Today Tonight and Thursday At 10:30 a.m. EST today high 1036 mb located over Lake Michigan.
By 10:30 a.m. EST Thursday high 1037 mb located over Maine.

At 10:30 a.m. EST today low 1004 mb located over northern
Saskatchewan.
By 10:30 a.m. EST Thursday low 1008 mb located over northern
Ontario.

At 10:30 a.m. EST Thursday approaching low 1018 mb located over
Kentucky.

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