Northern Georgian Bay Marine Forecast 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

Northern Georgian Bay

Marine Forecast

Issued 03:00 AM EDT 01 October 2026

Today Tonight and Friday.

Strong wind warning in effect.

Wind southwest 20 knots diminishing to southwest 15 early this morning and to southwest 10 late this morning. Wind increasing to northwest 15 this evening then diminishing to northwest 10 overnight. Wind increasing to northwest 20 Friday afternoon then diminishing to north 15 Friday evening.

Periods of rain ending this evening. Fog patches forming near noon and dissipating this evening.

Winds

Issued 03:00 AM EDT 01 October 2026

Today Tonight and Friday. Strong wind warning in effect. Wind southwest 20 knots diminishing to southwest 15 early this morning and to southwest 10 late this morning. Wind increasing to northwest 15 this evening then diminishing to northwest 10 overnight. Wind increasing to northwest 20 Friday afternoon then diminishing to north 15 Friday evening.

Waves

Issued 03:00 AM EDT 01 October 2026

Today Tonight and Friday. Waves 0.5 to 1 metre.

Weather & Visibility

Issued 03:00 AM EDT 01 October 2026

Today Tonight and Friday. Periods of rain ending this evening. Fog patches forming near noon and dissipating this evening.

Ice Forecasts

Issued 12:00 PM EDT 17 May 2026 Forecasts have ended for the season.

Warnings (In effect)

Strong wind warning in effect

Northern Georgian Bay

Issued 03:00 AM EDT 01 October 2026

'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.

Technical Marine Synopsis

Issued 3:00 AM EDT 1 October 2026 Today Tonight and Friday At 3:00 a.m. EDT today quasi-stationary ridge located on a line
northeast-southwest over Virginia.

At 3:00 a.m. EDT today trough located on a line northeast-southwest
over Lake Nipigon.
By 3:00 a.m. EDT Friday trough located on a line northeast-southwest
over southern Ontario.

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