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: A 30.4 INCH HIGH IS OVER THE DAKOTAS WITH ITS RIDGE
EXTENDING TO THE GULF COAST WHILE A 29.9 INCH LOW IS OVER
OKLAHOMA. THE LOW DISSIPATES OVER TEXAS THIS AFTERNOON. THE HIGH
BECOMES CENTERED OVER THE OHIO RIVER VALLEY THIS AFTERNOON AS
WELL. TONIGHT...A 30.0 INCH LOW FORMS OVER SOUTHEAST
ONTARIO...DRAGS A COLD FRONT DOWN THE LAKE FRIDAY...AND DEEPENS TO
29.7 INCHES AS IT REACHES NEW ENGLAND FRIDAY NIGHT. THE LOW THEN
MERGES WITH A STRONGER LOW OVER THE ATLANTIC. A 30.9 INCH HIGH
BUILDS OVER THE PLAINS FRIDAY AFTERNOON AND EVENING AND WEAKENS TO
30.6 INCHES AS IT MOVES OVER THE WESTERN GREAT LAKES SATURDAY
EVENING. THE HIGH BECOMES CENTERED OVER THE CENTRAL ATLANTIC COAST
Northwest winds 15 to 25 kt diminishing to 10 to 20 kt...and then becoming west late in the afternoon. Snow showers this morning...then chance of snow showers this afternoon. Waves 4 to 6 ft occasionally to 8 ft subsiding to 2 to 4 ft.
West winds 10 to 20 kt increasing to 15 to 25 kt. Chance of snow showers. Waves 3 to 5 ft occasionally to 7 ft.
Northwest winds to 30 kt becoming gales to 35 kt late in the afternoon. Freezing spray in the afternoon. Waves 4 to 7 ft occasionally to 9 ft building to 7 to 10 ft occasionally to 13 ft.
Northwest gales to 35 kt. Heavy freezing spray. Snow showers likely in the evening...then snow showers overnight. Waves 8 to 12 ft occasionally to 15 ft.
Northwest winds to 30 kt diminishing to 15 to 25 kt in the afternoon. Freezing spray in the morning. Snow showers in the morning...then snow showers likely in the afternoon. Waves 7 to 10 ft occasionally to 13 ft subsiding to 5 to 8 ft occasionally to 10 ft.
Northwest winds 10 to 20 kt backing to southwest 5 to 10 kt overnight. Waves 4 to 6 ft occasionally to 8 ft subsiding to 2 to 4 ft.
South winds 10 to 20 kt increasing to 15 to 25 kt in the afternoon. Chance of snow. Waves 1 to 3 ft building to 3 to 5 ft occasionally to 7 ft.
Southwest winds 10 to 20 kt. Chance of snow. Waves 2 to 4 ft.