Hazardous marine condition(s):
Gale Warning
ANZ200-172200-
404 AM EST Mon Nov 17 2025
.Synopsis for Massachusetts and Rhode Island coastal waters...
Gale force westerly winds will continue today as a gale center
strengthens in the Maritimes. Gusty winds will linger into Tue, then
high pres moves into the waters Wed and Thu. Low pres will track
well S of the waters Wed and Wed night. A cold front approaches
from the Gt Lakes Fri and moves S of the waters Fri night into Sat.
$$
ANZ254-172200- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 404 AM EST Mon Nov 17 2025 GALE WARNING IN EFFECT THROUGH LATE TONIGHT TODAY W winds 25 to 30 kt with gusts up to 40 kt. Seas 7 to 10 ft, except 10 to 14 ft S and E of Nantucket. Wave Detail: W 7 ft at 6 seconds and SW 3 ft at 10 seconds. TONIGHT W winds 25 to 30 kt, diminishing to 20 to 25 kt after midnight. Seas 5 to 8 ft. Wave Detail: NW 6 ft at 6 seconds and SW 2 ft at 10 seconds. TUE W winds 20 to 25 kt, diminishing to 15 to 20 kt in the afternoon. Gusts up to 30 kt. Seas 4 to 6 ft. Wave Detail: NW 6 ft at 6 seconds and S 1 foot at 9 seconds. TUE NIGHT W winds 10 to 15 kt. Gusts up to 20 kt in the evening. Seas 2 to 4 ft. Wave Detail: W 4 ft at 6 seconds and S 1 foot at 9 seconds. WED NW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft at 5 seconds and S 1 foot at 8 seconds. WED NIGHT N winds around 5 kt. Seas around 2 ft in the evening, then 1 foot or less. Wave Detail: NW 1 foot at 4 seconds and S 1 foot at 7 seconds. THU AND THU NIGHT NE winds around 5 kt. Seas 2 to 3 ft. FRI S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. A chance of rain. FRI NIGHT SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft. Rain likely. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$
ANZ254-172200- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 404 AM EST Mon Nov 17 2025 GALE WARNING IN EFFECT THROUGH LATE TONIGHT TODAY W winds 25 to 30 kt with gusts up to 40 kt. Seas 7 to 10 ft, except 10 to 14 ft S and E of Nantucket. Wave Detail: W 7 ft at 6 seconds and SW 3 ft at 10 seconds. TONIGHT W winds 25 to 30 kt, diminishing to 20 to 25 kt after midnight. Seas 5 to 8 ft. Wave Detail: NW 6 ft at 6 seconds and SW 2 ft at 10 seconds. TUE W winds 20 to 25 kt, diminishing to 15 to 20 kt in the afternoon. Gusts up to 30 kt. Seas 4 to 6 ft. Wave Detail: NW 6 ft at 6 seconds and S 1 foot at 9 seconds. TUE NIGHT W winds 10 to 15 kt. Gusts up to 20 kt in the evening. Seas 2 to 4 ft. Wave Detail: W 4 ft at 6 seconds and S 1 foot at 9 seconds. WED NW winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft at 5 seconds and S 1 foot at 8 seconds. WED NIGHT N winds around 5 kt. Seas around 2 ft in the evening, then 1 foot or less. Wave Detail: NW 1 foot at 4 seconds and S 1 foot at 7 seconds. THU AND THU NIGHT NE winds around 5 kt. Seas 2 to 3 ft. FRI S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. A chance of rain. FRI NIGHT SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft. Rain likely. 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. $$