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Eastern Lake Superior

Forecast

Marine Forecast

Issued 03:00 AM EDT 27 September 2022

Today Tonight and Wednesday.

Strong wind warning in effect.

Wind north 25 knots diminishing to north 15 overnight and to north 10 Wednesday morning. Wind increasing to northwest 15 Wednesday afternoon then diminishing to west 10 Wednesday evening.

Scattered showers ending overnight.

Waves

Issued 03:00 AM EDT 27 September 2022
Today Tonight and Wednesday. Waves 2 metres subsiding to 1 to 1.5 near midnight and to 0.5 to 1 Wednesday morning.

Extended Forecast

Issued 03:00 AM EDT 27 September 2022
Thursday Wind southwest 15 knots.
Friday Wind southwest 15 knots diminishing to light.
Saturday Wind light increasing to northeast 20 knots late in the day.

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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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

Eastern Lake Superior

Issued 06:00 AM EDT 27 September 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 27 September 2022 Today Tonight and Wednesday At 3:00 a.m. EDT today low 1000 mb located over eastern Ontario.
By 3:00 a.m. EDT Wednesday low 1008 mb located over eastern Quebec.

At 3:00 a.m. EDT today high 1027 mb located over northeastern
Manitoba.
By 3:00 a.m. EDT Wednesday high 1031 mb located over northwestern
Ontario.

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