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 050800
Wave height forecasts for the Canadian portion of the Great Lakes
issued by Environment Canada at 3:00 a.m. EST Sunday 5 February 2023
for today tonight and Monday.
The next scheduled forecast will be issued at 10:30 a.m. EST.

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

Western Lake Superior.
Over open water waves 0.5 to 1 metre subsiding to 0.5 near midnight
then building to 1.5 Monday morning. Waves building to 2 to 3 near
noon Monday and to 3 to 4 Monday evening.

Eastern Lake Superior.
Waves 0.5 to 1 metre subsiding to 0.5 or less near midnight then
building to 1.5 Monday morning. Waves building to 2 to 3 near noon
Monday and to 3 to 4 Monday evening.

Whitefish Bay.
Over open water waves 0.5 metres or less.

Northern Lake Huron.
Waves 2 metres subsiding to 1.5 early this evening and to 0.5 to 1
Monday morning. Waves building to 1.5 Monday evening.

Southern Lake Huron.
Waves 1.5 metres building to 2 near noon then subsiding to 1.5 this
evening. Waves subsiding to 0.5 to 1 near noon Monday then building
to 1.5 Monday evening.

Northern Georgian Bay.
Over open water waves 0.5 to 1 metre subsiding to 0.5 or less near
noon Monday then building to 0.5 to 1 Monday evening.

Southern Georgian Bay.
Over open water waves 1 metre subsiding to 0.5 or less near noon
Monday then building to 0.5 to 1 Monday evening.

Lake St. Clair.
Mainly ice covered.

Western Lake Erie.
Over open water waves 2 metres subsiding to 0.5 to 1 this evening and
to 0.5 or less overnight.

Eastern Lake Erie.
Waves 2 metres subsiding to 1.5 this evening and to 0.5 or less
Monday morning.

Western Lake Ontario.
Waves 2 metres subsiding to 1.5 this evening and to 0.5 or less
overnight.

Eastern Lake Ontario.
Waves 2 metres subsiding to 1.5 this evening and to 0.5 or less
overnight.

End
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