Hazardous marine condition(s):
Gale Warning
ANZ200-051300-
703 PM EST Thu Dec 4 2025
.Synopsis for Massachusetts and Rhode Island coastal waters...
An arctic cold front will cross the waters late today into this
evening, producing Gale force gusts. High pres builds over the
waters Fri, followed by a weak low pres system passing well to our
south on Sat. Another strong cold front will cross the waters late
Sun into Sun night followed by high pres building in from the west
on Mon. Low pres will then approach from the west on Tue.
$$
ANZ231-051300- Cape Cod Bay- 703 PM EST Thu Dec 4 2025 GALE WARNING IN EFFECT UNTIL 4 AM EST FRIDAY TONIGHT NW winds 25 to 30 kt with gusts up to 40 kt, diminishing to 20 to 25 kt with gusts up to 30 kt after midnight. Seas 4 to 6 ft. Wave Detail: NW 6 ft at 6 seconds and E 1 foot at 9 seconds. Scattered flurries. FRI NW winds 5 to 10 kt, becoming SW in the afternoon. Seas 2 to 4 ft. Wave Detail: N 4 ft at 7 seconds. Scattered flurries in the morning. FRI NIGHT S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: N 2 ft at 6 seconds. SAT S winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: S 1 foot at 3 seconds and NE 1 foot at 6 seconds. A chance of rain. SAT NIGHT AND SUN NW winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: SW 1 foot at 2 seconds and SE 1 foot at 8 seconds. SUN NIGHT NW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 1 foot or less, then 2 to 3 ft after midnight. Wave Detail: NW 1 foot at 4 seconds and E 1 foot at 7 seconds, becoming NW 2 ft at 4 seconds and E 1 foot at 7 seconds. A chance of rain after midnight. MON NW winds 20 to 25 kt with gusts up to 30 kt. Seas 2 to 4 ft. A chance of rain. MON NIGHT AND TUE NW winds 20 to 25 kt, becoming W 10 to 15 kt. Seas 2 to 4 ft. TUE NIGHT SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Rain likely. Vsby 1 to 3 NM. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$
ANZ231-051300- Cape Cod Bay- 703 PM EST Thu Dec 4 2025 GALE WARNING IN EFFECT UNTIL 4 AM EST FRIDAY TONIGHT NW winds 25 to 30 kt with gusts up to 40 kt, diminishing to 20 to 25 kt with gusts up to 30 kt after midnight. Seas 4 to 6 ft. Wave Detail: NW 6 ft at 6 seconds and E 1 foot at 9 seconds. Scattered flurries. FRI NW winds 5 to 10 kt, becoming SW in the afternoon. Seas 2 to 4 ft. Wave Detail: N 4 ft at 7 seconds. Scattered flurries in the morning. FRI NIGHT S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: N 2 ft at 6 seconds. SAT S winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: S 1 foot at 3 seconds and NE 1 foot at 6 seconds. A chance of rain. SAT NIGHT AND SUN NW winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: SW 1 foot at 2 seconds and SE 1 foot at 8 seconds. SUN NIGHT NW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 1 foot or less, then 2 to 3 ft after midnight. Wave Detail: NW 1 foot at 4 seconds and E 1 foot at 7 seconds, becoming NW 2 ft at 4 seconds and E 1 foot at 7 seconds. A chance of rain after midnight. MON NW winds 20 to 25 kt with gusts up to 30 kt. Seas 2 to 4 ft. A chance of rain. MON NIGHT AND TUE NW winds 20 to 25 kt, becoming W 10 to 15 kt. Seas 2 to 4 ft. TUE NIGHT SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Rain likely. Vsby 1 to 3 NM. 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. $$