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


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

 
FQCN10 CWTO 302230
Technical marine synopsis 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 Sunday 30 March 2025 for
tonight and Monday.
The next scheduled synopsis will be issued at 3:00 a.m. EDT Monday.

Systems position.
At 6:30 p.m. EDT tonight departing ridge located on a line east-west
over Hudson Bay.

At 6:30 p.m. EDT tonight low 1000 mb located over Lake Michigan.
By 6:30 p.m. EDT Monday low 992 mb located southwest of the Gulf
of St. Lawrence.

By 6:30 p.m. EDT Monday approaching ridge located on a line
north-south over Manitoba.

End

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