Western Lake Ontario: Synopsis

Technical Marine Synopsis

Issued 6:30 PM EDT 23 April 2014 Tonight and Thursday At 6:30 p.m. EDT tonight trough from 994 mb low located from
Alberta to South Dakota then to Colorado.
By 6:30 p.m. EDT Thursday trough from 998 mb low located from
Minnesota to Illinois then to Arkansas.

At 6:30 p.m. EDT tonight ridge located on a line north-south over
central Lake Superior.
By 6:30 p.m. EDT Thursday ridge located on a line
northwest-southeast over central Lake Ontario.