...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY AFTERNOON...
716 AM EDT Sat Jul 21 2018
.Synopsis for Massachusetts and Rhode Island coastal waters...
Winds around high pressure over the Gulf of Maine usher marine
stratus / fog across the waters today. This ahead of low pressure
with tropical moisture moving N from the Mid-Atlantic, its
attending warm front lifting N across S New England into Sunday
morning ushering showers and thunderstorms with torrential
downpours and gusty winds. Bermuda high pressure then builds west
toward S New England next week bringing tropical humidity and warm
temperatures. Scattered showers and thunderstorms are possible
Monday and again Thursday with drier conditions likely Tuesday and
For information on possible hazardous weather beyond the 24-36
hour forecast period, please visit www.weather.gov/boston and
follow the Current Hazards link above the map on the left.
SE winds 5 to 10 kt, becoming E 10 to 15 kt with gusts up to 20 kt this afternoon. Seas 2 to 3 ft. Patchy fog this morning with vsby 1 nm or less.
E winds 10 to 15 kt, becoming SE 15 to 20 kt after midnight. Gusts up to 25 kt. Seas 2 to 4 ft. Scattered showers. Vsby 1 to 3 nm.
SE winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 7 ft. Scattered showers. Vsby 1 to 3 nm.
SE winds 15 to 20 kt with gusts up to 30 kt, becoming S 10 to 15 kt with gusts up to 20 kt after midnight. Seas 4 to 7 ft. Patchy fog. A chance of showers. Vsby 1 nm or less.
S winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 6 ft. Patchy fog. A chance of showers. Vsby 1 to 3 nm.
S winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas 3 to 5 ft.
S winds 5 to 10 kt. Seas 3 to 5 ft.
S winds around 10 kt. Seas 3 to 5 ft.
S winds 10 to 15 kt. Seas 3 to 4 ft.
S winds 10 to 15 kt. Seas 3 to 5 ft. A chance of showers. seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height.