Western Lake Superior

Forecast

Marine Forecast

Issued 10:30 AM EDT 20 July 2018

Today Tonight and Saturday.

Strong wind warning in effect.

Wind northeast 15 knots increasing to northeast 20 early this evening. Wind northeast 20 Saturday.

Chance of showers with a risk of thunderstorms.

Waves

Issued 10:30 AM EDT 20 July 2018
Today Tonight and Saturday. Waves one metre subsiding to one half metre near noon then building to one this evening.

Extended Forecast

Issued 03:00 AM EDT 20 July 2018
Sunday Wind northeast 20 knots.
Monday Wind northeast 15 knots diminishing to light.
Tuesday Wind light becoming southwest 15 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 EDT 20 July 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 EDT 20 July 2018 Today Tonight and Saturday At 10:30 a.m. EDT today low 1002 mb located over southern Wisconsin.
By 10:30 a.m. EDT Saturday low 1004 mb located over southern
Lake Michigan.

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