Marine Forecasts for the Great Lakes and St. Lawrence River (On)

Choose a Province or Territory

* NOTE: Corrected and/or amended bulletins are listed first *

 
FQCN13 CWTO 122230
Marine forecasts for the Canadian portion of the Great Lakes and the
Ontario portion of the St. Lawrence River issued by Environment
Canada at 6:30 p.m. EDT Monday 12 April 2021 for tonight and Tuesday.
The next scheduled forecast will be issued at 3:00 a.m. EDT Tuesday.

Fog implies visibility less than 1 mile.

Winds are for offshore areas. Nearshore winds may vary considerably
due to shoreline effects.

Western Lake Superior.
Wind northeast 15 knots veering to east 15 this evening then to
 southeast 15 late overnight. Wind diminishing to southeast 10
 Tuesday morning then becoming light Tuesday afternoon. Wind becoming
 northwest 10 Tuesday evening. Periods of rain and fog patches.

Eastern Lake Superior.
Wind southeast 15 knots diminishing to southeast 10 Tuesday morning.
 Periods of rain and fog patches.

Whitefish Bay.
Wind southeast 10 knots veering to south 10 Tuesday morning then
 becoming light Tuesday evening. Showers. Fog patches dissipating
 Tuesday morning.

Northern Lake Huron.
Wind east 15 knots veering to southeast 15 this evening then
 diminishing to south 10 late overnight. Wind becoming light Tuesday
 afternoon. Showers. Fog patches dissipating Tuesday afternoon.

Southern Lake Huron.
Wind light becoming southeast 10 knots this evening then veering to
 south 10 late overnight. Wind becoming light Tuesday afternoon.
 Showers. Fog patches dissipating Tuesday morning.

Georgian Bay.
Wind southeast 15 knots diminishing to light Tuesday afternoon.
 Showers. Fog patches dissipating Tuesday afternoon.

Lake St. Clair.
Wind light becoming west 10 knots this evening then backing to
 southwest 10 Tuesday morning. Showers this evening.

Western Lake Erie.
Wind southwest 10 knots veering to west 10 this evening then backing
 to southwest 10 Tuesday morning. Showers and fog patches ending
 Tuesday morning.

Eastern Lake Erie.
Wind light becoming southwest 10 knots Tuesday morning. Showers and
 fog patches ending Tuesday morning.

Western Lake Ontario.
Wind east 15 knots diminishing to east 10 early Tuesday morning then
 becoming light near noon Tuesday. Showers. Fog patches.

Eastern Lake Ontario.
Wind east 15 knots diminishing to east 10 early Tuesday morning then
 becoming light Tuesday afternoon. Showers. Fog patches dissipating
 Tuesday morning. Fog patches reforming Tuesday evening.

Kingston to Cornwall.
Wind northeast 10 knots becoming light near midnight. Wind light
 Tuesday. Fog patches forming this evening and dissipating Tuesday
 morning.

End
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