Northern Lake Huron: Synopsis

Technical Marine Synopsis

Issued 6:30 PM EDT 21 October 2014 Tonight and Wednesday At 6:30 p.m. EDT tonight low 1008 mb located east of Virginia.
By 6:30 p.m. EDT Wednesday low 1000 mb located east of Pennsylvania.

At 6:30 p.m. EDT tonight ridge located on a line northeast-southwest
over central Lake Superior.
By 6:30 p.m. EDT Wednesday ridge located on a line
northeast-southwest over North Channel.

By 6:30 p.m. EDT Wednesday trough located on a line north-south
over Manitoba.