WAVES ARE PROVIDED AS A RANGE OF SIGNIFICANT WAVE HEIGHTS...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES...ALONG WITH THE AVERAGE HEIGHT OF THE HIGHEST 10 PERCENT OF THE WAVES WHICH WILL OCCASIONALLY BE ENCOUNTERED.
Synopsis: AN AREA OF HIGH PRESSURE AVERAGING 30.1 INCHES
STRETCHES FROM THE WESTERN GREAT LAKES SOUTH TO THE GULF OF MEXICO
AND WILL DRIFT SOUTH OF THE GREAT LAKES LATER TODAY. MEANWHILE...A
LOW PRESSURE OF 29.6 INCHES OVER WESTERN ONTARIO WILL MOVE TO
QUEBEC LATE TONIGHT...WITH A TRAILING COLD FRONT MOVING ACROSS
LAKE MICHIGAN EARLY SATURDAY. A 30.0 INCH HIGH WILL BUILD ACROSS
THE CANADIAN PRAIRIES OVER THE WEEKEND THEN MOVE INTO THE WESTERN
GREAT LAKES ON SUNDAY. THE HIGH WILL MOVE TO THE EASTERN GREAT
LAKES EARLY NEXT WEEK WHILE LOW PRESSURE OF 29.3 INCHES EJECTS
NORTHEAST FROM THE SOUTHERN PLAINS.
Rest Of Today
South winds 10 to 15 kt increasing to 10 to 20 kt this afternoon. Waves 1 to 3 ft building to 2 to 4 ft.
South winds 10 to 20 kt veering to west. Chance of showers and thunderstorms overnight. Waves 2 to 4 ft.
Northwest winds to 30 kt becoming north. Chance of showers and thunderstorms in the morning...then chance of thunderstorms in the afternoon. Waves 3 to 5 ft occasionally to 7 ft building to 4 to 7 ft occasionally to 9 ft.
North winds 15 to 25 kt backing to west 5 to 10 kt overnight. Waves 3 to 5 ft occasionally to 7 ft subsiding to 2 to 4 ft.
West winds 10 to 15 kt veering to northeast. Waves 1 to 3 ft.
East winds 10 to 15 kt becoming southeast. Waves 1 to 3 ft.
Southeast winds 10 to 15 kt becoming east 10 to 20 kt. Chance of showers. Waves 1 to 3 ft.
East winds 10 to 20 kt. Showers likely with a chance of thunderstorms. Waves 2 to 4 ft.