Hazardous marine condition(s):
Storm Watch
Small Craft Advisory
Freezing Spray Advisory
ANZ200-311300-
705 PM EST Fri Jan 30 2026
.Synopsis for Massachusetts and Rhode Island coastal waters...
Another surge of arctic air will lead to a period of moderate to
heavy freezing spray through Fri night. We are keeping a close eye
on a coastal storm Sun that has the potential to bring storm force
winds along with heavy precipitation. The waters around the Cape and
islands are most likely to be impacted by this storm from early
Sunday morning through Sunday night.
$$
ANZ254-311300- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 705 PM EST Fri Jan 30 2026 SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SATURDAY FREEZING SPRAY ADVISORY IN EFFECT UNTIL 1 AM EST SATURDAY STORM WATCH IN EFFECT FROM SUNDAY MORNING THROUGH LATE SUNDAY NIGHT TONIGHT W winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: NW 5 ft at 6 seconds and E 1 foot at 15 seconds. Light freezing spray this evening. SAT W winds 10 to 15 kt, becoming NW 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 6 seconds and E 1 foot at 18 seconds. SAT NIGHT N winds 10 to 15 kt with gusts up to 20 kt, becoming NE 25 to 30 kt with gusts up to 35 kt after midnight. Seas around 2 ft, building to 3 to 5 ft after midnight. Wave Detail: N 2 ft at 5 seconds and E 1 foot at 17 seconds, becoming NE 5 ft at 5 seconds and W 1 foot at 5 seconds. Light freezing spray after midnight. A chance of snow after midnight. SUN NE winds 35 to 45 kt with gusts up to 50 kt. Seas 7 to 10 ft, building to 11 to 15 ft in the afternoon. Wave Detail: N 10 ft at 6 seconds and E 1 foot at 16 seconds, becoming NE 14 ft at 9 seconds and N 3 ft at 6 seconds. Snow likely. Patchy fog in the morning with vsby 1 NM or less. SUN NIGHT N winds 35 to 45 kt. Seas 13 to 18 ft. Wave Detail: NE 18 ft at 9 seconds and N 8 ft at 8 seconds. A chance of snow. MON NW winds 25 to 30 kt, diminishing to 15 to 20 kt in the afternoon. Seas 11 to 15 ft, subsiding to 9 to 12 ft in the afternoon. Wave Detail: NE 15 ft at 11 seconds and S 4 ft at 15 seconds, becoming NE 12 ft at 10 seconds and S 3 ft at 13 seconds. Light freezing spray in the morning. MON NIGHT NW winds 10 to 15 kt. Gusts up to 20 kt in the evening. Seas 7 to 10 ft, subsiding to 5 to 7 ft after midnight. TUE NW winds 5 to 10 kt. Seas 4 to 6 ft. TUE NIGHT AND WED W winds 5 to 10 kt. Seas 2 to 4 ft. WED NIGHT NW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of snow. 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. $$
ANZ254-311300- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 705 PM EST Fri Jan 30 2026 SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST SATURDAY FREEZING SPRAY ADVISORY IN EFFECT UNTIL 1 AM EST SATURDAY STORM WATCH IN EFFECT FROM SUNDAY MORNING THROUGH LATE SUNDAY NIGHT TONIGHT W winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: NW 5 ft at 6 seconds and E 1 foot at 15 seconds. Light freezing spray this evening. SAT W winds 10 to 15 kt, becoming NW 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 6 seconds and E 1 foot at 18 seconds. SAT NIGHT N winds 10 to 15 kt with gusts up to 20 kt, becoming NE 25 to 30 kt with gusts up to 35 kt after midnight. Seas around 2 ft, building to 3 to 5 ft after midnight. Wave Detail: N 2 ft at 5 seconds and E 1 foot at 17 seconds, becoming NE 5 ft at 5 seconds and W 1 foot at 5 seconds. Light freezing spray after midnight. A chance of snow after midnight. SUN NE winds 35 to 45 kt with gusts up to 50 kt. Seas 7 to 10 ft, building to 11 to 15 ft in the afternoon. Wave Detail: N 10 ft at 6 seconds and E 1 foot at 16 seconds, becoming NE 14 ft at 9 seconds and N 3 ft at 6 seconds. Snow likely. Patchy fog in the morning with vsby 1 NM or less. SUN NIGHT N winds 35 to 45 kt. Seas 13 to 18 ft. Wave Detail: NE 18 ft at 9 seconds and N 8 ft at 8 seconds. A chance of snow. MON NW winds 25 to 30 kt, diminishing to 15 to 20 kt in the afternoon. Seas 11 to 15 ft, subsiding to 9 to 12 ft in the afternoon. Wave Detail: NE 15 ft at 11 seconds and S 4 ft at 15 seconds, becoming NE 12 ft at 10 seconds and S 3 ft at 13 seconds. Light freezing spray in the morning. MON NIGHT NW winds 10 to 15 kt. Gusts up to 20 kt in the evening. Seas 7 to 10 ft, subsiding to 5 to 7 ft after midnight. TUE NW winds 5 to 10 kt. Seas 4 to 6 ft. TUE NIGHT AND WED W winds 5 to 10 kt. Seas 2 to 4 ft. WED NIGHT NW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of snow. 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. $$