ANZ230 Boston Harbor- 716 Am Edt Tue Sep 17 2019
Today..N winds 10 to 15 kt, becoming ne this afternoon. Waves 1 foot or less, then around 2 ft this afternoon.
Tonight..E winds 10 to 15 kt, becoming ne 5 to 10 kt after midnight. Waves 1 foot or less.
Wed..NE winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to 3 ft.
Wed night..NE winds 5 to 10 kt. Waves around 3 ft in the evening, then 1 foot or less.
Thu..N winds 5 to 10 kt, becoming E in the afternoon. Waves 1 foot or less.
Thu night..SE winds around 5 kt, becoming sw after midnight. Waves 1 foot or less.
Fri..NW winds around 5 kt. Waves 1 foot or less, except 4 to 5 ft at the outer harbor entrance.
Fri night..W winds around 5 kt, becoming nw after midnight. Waves 1 foot or less, except up to 5 ft at the outer harbor entrance.
Sat..N winds 5 to 10 kt, becoming ne in the afternoon. Waves 1 foot or less, except 4 to 5 ft at the outer harbor entrance.
Sat night..S winds around 5 kt. Waves 1 foot or less, except 3 to 4 ft at the outer harbor entrance. 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.

ANZ200 716 Am Edt Tue Sep 17 2019
Synopsis for massachusetts and rhode island coastal waters.. Large high pres will build slowly S across the waters by mid week, and remaining through Sat. 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.