Eastern Lake Superior, Canada Marine Forecast, Warnings and Alerts

Canada

N.America Satellite

Canada Radar

Current Conditions

Canada 7 Day High and Low Temperatures Forecast

10 Day Forecast

Lightning Danger Radar

Lightning Strikes Radar

Eastern Lake Superior

Marine Forecast

Issued 10:30 AM EST 08 January 2026

Today Tonight and Friday.

Wind southeast 20 knots diminishing to southeast 15 early this evening and to variable 10 near midnight. Wind increasing to northeast 20 late overnight then backing to north 25 early Friday morning. Wind diminishing to northeast 10 Friday evening.

Rain beginning this evening becoming snow or rain Friday morning and ending near noon Friday.

Winds

Issued 10:30 AM EST 08 January 2026

Today Tonight and Friday. Wind southeast 20 knots diminishing to southeast 15 early this evening and to variable 10 near midnight. Wind increasing to northeast 20 late overnight then backing to north 25 early Friday morning. Wind diminishing to northeast 10 Friday evening.

Waves

Issued 10:30 AM EST 08 January 2026

Today Tonight and Friday. Waves 1 to 1.5 metres subsiding to 0.5 to 1 early this evening then building to 1 to 1.5 early Friday morning. Waves building to 2 near noon Friday then subsiding to 1 Friday evening.

Weather & Visibility

Issued 10:30 AM EST 08 January 2026

Today Tonight and Friday. Rain beginning this evening becoming snow or rain Friday morning and ending near noon Friday.

Ice Forecasts

Issued 12:00 PM EDT 16 May 2025 Forecasts have ended for the season.

No watches or warnings in effect.

Technical Marine Synopsis

Issued 10:30 AM EST 8 January 2026 Today Tonight and Friday At 10:30 a.m. EST today ridge located on a line north-south over
eastern Lake Ontario.
By 10:30 a.m. EST Friday departing ridge located on a line
north-south over Nova Scotia.

At 10:30 a.m. EST today low 1001 mb located over northwestern
Ontario.
By 10:30 a.m. EST Friday dissipating low located east of Hudson Bay.

At 10:30 a.m. EST today low 997 mb located over eastern Kansas.
By 10:30 a.m. EST Friday low 994 mb located over North Channel.

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