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Forecast as of 3:45 PM EDT on September 20, 2014
Synopsis For Massachusetts And Rhode Island Coastal Waters
A weak low pressure system will lift across the waters Sunday. A cold front will cross the waters early Monday. High pressure builds towards the waters Monday afternoon and will dominate weather over the northeast and the waters into next Saturday. 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.
Forecast as of 3:45 PM EDT on September 20, 2014
Block Island Sound-
Tonight
S winds 5 to 10 kt. Seas 2 to 4 ft. Scattered showers with isolated tstms after midnight with vsby 1 to 3 nm.
Sun
Se winds 5 to 10 kt. Seas 2 to 4 ft. Patchy fog. Scattered showers. Vsby 1 nm or less.
Sun Night
SW winds 5 to 10 kt. Gusts up to 20 kt after midnight. Seas 3 to 5 ft. Patchy fog. Vsby 1 to 3 nm.
Mon
W winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 6 ft. Patchy fog. Vsby 1 to 3 nm.
Mon Night
NW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft.
Tue
NW winds 5 to 10 kt. Seas 2 to 4 ft.
Tue Night
NW winds 5 to 10 kt...becoming N 10 to 15 kt with gusts up to 20 kt after midnight. Seas around 2 ft.
Wed
NE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft.
Wed Night
E winds 5 to 10 kt. Seas 2 to 3 ft.
Thu
E winds 5 to 10 kt. Seas around 2 ft.
Thu Night
SW winds 5 to 10 kt. Seas around 2 ft. Winds and seas higher in and near tstms. 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.

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