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

Choose a Province or Territory

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

 
FQCN23 CWTO 161430
Wave height forecasts for the Canadian portion of the Great Lakes
issued by Environment Canada at 10:30 a.m. EDT Saturday 16 October
2021 for today tonight and Sunday.
The next scheduled forecast will be issued at 6:30 p.m. EDT.

Wave heights are for offshore and are forecast from trough to crest.
Nearshore waves may vary considerably due to shoreline effects.

Western Lake Superior.
Waves 0.5 to 1 metre building to 1.5 this evening then subsiding to
0.5 to 1 Sunday evening.

Eastern Lake Superior.
Waves 1.5 metres building to 2 this evening then subsiding to 1.5
near noon Sunday.

Whitefish Bay.
Waves 0.5 to 1 metre building to 1.5 early this evening.

Northern Lake Huron.
Waves 0.5 to 1 metre building to 1.5 early this evening and to 2
early Sunday morning. Waves subsiding to 1.5 near noon Sunday.

Southern Lake Huron.
Waves 2 metres subsiding to 1.5 early this evening then building to 2
late overnight.

Georgian Bay.
Waves 0.5 metres building to 1 to 1.5 early this evening.

Lake St. Clair.
Waves 0.5 to 1 metre.

Western Lake Erie.
Waves 1.5 metres.

Eastern Lake Erie.
Waves 0.5 metres building to 1.5 this afternoon and to 2 early this
evening. Waves subsiding to 1.5 Sunday evening.

Western Lake Ontario.
Waves 0.5 to 1 metre building to 1.5 early this evening.

Eastern Lake Ontario.
Waves 1 to 1.5 metres building to 2 this evening then subsiding to
1.5 Sunday evening.

End
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