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Western Lake Superior

Forecast

Marine Forecast

Issued 03:00 AM EDT 06 October 2022

Today Tonight and Friday.

Strong wind warning in effect.

Wind northwest 15 knots increasing to north 25 early this morning and to north 30 late this morning. Wind diminishing to north 15 overnight and to northwest 10 Friday morning. Wind increasing to west 20 Friday evening.

Scattered showers ending this afternoon.

Waves

Issued 03:00 AM EDT 06 October 2022
Today Tonight and Friday. Waves 0.5 to 1 metre building to 1.5 this morning and to 2 near noon. Waves subsiding to 1.5 this evening and to 0.5 to 1 Friday morning.

Extended Forecast

Issued 03:00 AM EDT 06 October 2022
Saturday Wind west 20 knots.
Sunday Wind northwest 15 knots veering to northeast 15.
Monday Wind light.

Ice Forecast*

Issued 12:00 PM EDT 22 June 2022 Ice free.These are the last forecasts for the season.

*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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land station Land Station
Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EDT 22 June 2022

Ice Coverage

Ice free.

These are the last forecasts for the season.
Warnings

Warnings (In effect)

Strong wind warning in effect

Western Lake Superior

Issued 03:00 AM EDT 06 October 2022

'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 3:00 AM EDT 6 October 2022 Today Tonight and Friday At 3:00 a.m. EDT today departing ridge located from West Virginia
to New York State.

At 3:00 a.m. EDT today trough from 1002 mb low located on a line
east-west over eastern Lake Superior.
By 3:00 a.m. EDT Friday trough from 1009 mb low located on a line
northeast-southwest over Lake Ontario.

By 3:00 a.m. EDT Friday building high 1040 mb located over southern
Manitoba.

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