Southern 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

Southern Georgian Bay

Marine Forecast

Issued 03:00 AM EDT 09 May 2026

Today Tonight and Sunday.

Strong wind warning in effect.

Wind south 10 knots increasing to south 15 early this morning then veering to west 15 early this evening. Wind increasing to west 20 near midnight then diminishing to west 15 Sunday morning.

Scattered showers today and this evening with a risk of thunderstorms.

Winds

Issued 03:00 AM EDT 09 May 2026

Today Tonight and Sunday. Strong wind warning in effect. Wind south 10 knots increasing to south 15 early this morning then veering to west 15 early this evening. Wind increasing to west 20 near midnight then diminishing to west 15 Sunday morning.

Waves

Issued 03:00 AM EDT 09 May 2026

Today Tonight and Sunday. Waves 0.5 metres or less building to 0.5 to 1 this morning and to 1 to 1.5 overnight. Waves subsiding to 0.5 to 1 Sunday morning.

Weather & Visibility

Issued 03:00 AM EDT 09 May 2026

Today Tonight and Sunday. Scattered showers today and this evening with a risk of thunderstorms.

Ice Forecasts

Issued 12:00 PM EDT 8 May 2026 Today Tonight and Saturday

Ice Coverage

Ice free.

Warnings (In effect)

Strong wind warning in effect

Southern Georgian Bay

Issued 03:00 AM EDT 09 May 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 or Weatheradio stations.

Technical Marine Synopsis

Issued 3:00 AM EDT 9 May 2026 Today Tonight and Sunday At 3:00 a.m. EDT today trough from 994 mb low located on a line
north-south over Lake Nipigon.
By 3:00 a.m. EDT Sunday low 997 mb located over central Quebec.

At 3:00 a.m. EDT today ridge located on a line north-south over
western Saskatchewan.
By 3:00 a.m. EDT Sunday ridge located on a line north-south over
western Manitoba.

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