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

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

FQCN10 CWTO 221430
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 10:30 a.m. EDT Friday 22 June 2018 for
today tonight and Saturday.
The next scheduled synopsis will be issued at 6:30 p.m. EDT.

Systems position.
At 10:30 a.m. EDT today ridge located from Lake Superior to Maine.
By 10:30 a.m. EDT Saturday ridge located from Lake Ontario to
Nova Scotia.

At 10:30 a.m. EDT today low 1005 mb located over Illinois.
By 10:30 a.m. EDT Saturday low 1004 mb located over southern
Lower Michigan.


What we are doing


Lightning Safety

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Air Quality Health Index

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