High pres will build over the waters through Sat afternoon. Low pres in the Great Lakes as well as just se of Cape Cod late Sat will merge into a large gale center over the Maritimes late sun. Strengthening high pres will follow into the northeast USA for Mon. Low pres will be moving NE from the lower Mississippi Valley Tue as the strong high moves E of New England. For information on possible hazardous weather beyond the 24-36 hour forecast period...please visit www.Weather.Gov/Boston and follow the hazardous outlooks link at the top of the blue bar on the left.

NW winds 10 to 15 kt. Gusts up to 20 kt until afternoon. Seas 2 to 3 ft. Isolated showers early.

NW winds 5 to 10 kt. Seas 1 foot or less.

W winds 5 to 10 kt...becoming S in the late morning and afternoon. Seas 1 foot or less.

Se winds 5 to 10 kt...becoming E with gusts up to 20 kt late. Seas 1 foot or less. A chance of showers in the evening...then showers likely after midnight with vsby 1 to 3 nm.

E winds 10 to 15 kt with gusts up to 30 kt... becoming SW 20 to 25 kt with gusts up to 40 kt around noon...then becoming W 25 to 30 kt with gusts up to 40 kt late. Seas 2 to 3 ft... building to 3 to 5 ft in the afternoon. Showers likely. Vsby 1 to 3 nm in the Morning.

W winds 30 to 35 kt...becoming 25 to 35 kt late. Seas 4 to 6 ft. A chance of showers in the evening.

W winds 25 to 30 kt...becoming NW 10 to 15 kt. Seas 3 to 5 ft...subsiding to 2 ft after midnight.

S winds 15 to 20 kt...increasing to 20 to 25 kt after midnight. Gusts up to 30 kt. Seas 2 to 4 ft. A chance of showers in the late afternoon and overnight. This product is normally issued twice daily at approximately 4 am and 4 PM...and updated as conditions warrant.