Hazardous marine condition(s):
Small Craft Advisory
ANZ200-181500-
1005 PM EDT Fri Jul 17 2026
.Synopsis for Massachusetts and Rhode Island coastal waters...
A high pres should then approach the waters tonight into Sat. A low
pres moving across nrn New England Sat night into early Sun should
push its cold front across the waters by Sun afternoon. A warm front
should move N across the waters Tue, with another cold front
expected Wed.
$$
ANZ231-181500- Cape Cod Bay- 1005 PM EDT Fri Jul 17 2026 SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY MORNING OVERNIGHT S winds around 5 kt. Seas 1 foot or less. Wave Detail: S 1 foot at 2 seconds and N 1 foot at 3 seconds. Patchy smoke. SAT SW winds 5 to 10 kt with gusts up to 20 kt, becoming S 15 to 20 kt with gusts up to 30 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: S 2 ft at 3 seconds and N 1 foot at 3 seconds. Patchy smoke. Showers likely in the afternoon. SAT NIGHT SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: SW 4 ft at 4 seconds and E 1 foot at 11 seconds. Showers with a chance of tstms in the evening, then showers likely after midnight. Some tstms may produce heavy rainfall in the evening. SUN W winds 10 to 15 kt, becoming NW 5 to 10 kt in the afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: SW 2 ft at 4 seconds and SE 1 foot at 9 seconds. SUN NIGHT NW winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: NW 1 foot at 4 seconds and N 1 foot at 5 seconds. MON AND MON NIGHT S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: N 1 foot at 4 seconds and S 1 foot at 6 seconds. TUE S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. A chance of showers. TUE NIGHT S winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. Showers likely with a chance of tstms. WED SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 4 ft. Showers likely. WED NIGHT SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. A chance of showers. Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$
ANZ231-181500- Cape Cod Bay- 1005 PM EDT Fri Jul 17 2026 SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY MORNING OVERNIGHT S winds around 5 kt. Seas 1 foot or less. Wave Detail: S 1 foot at 2 seconds and N 1 foot at 3 seconds. Patchy smoke. SAT SW winds 5 to 10 kt with gusts up to 20 kt, becoming S 15 to 20 kt with gusts up to 30 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: S 2 ft at 3 seconds and N 1 foot at 3 seconds. Patchy smoke. Showers likely in the afternoon. SAT NIGHT SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: SW 4 ft at 4 seconds and E 1 foot at 11 seconds. Showers with a chance of tstms in the evening, then showers likely after midnight. Some tstms may produce heavy rainfall in the evening. SUN W winds 10 to 15 kt, becoming NW 5 to 10 kt in the afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: SW 2 ft at 4 seconds and SE 1 foot at 9 seconds. SUN NIGHT NW winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: NW 1 foot at 4 seconds and N 1 foot at 5 seconds. MON AND MON NIGHT S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: N 1 foot at 4 seconds and S 1 foot at 6 seconds. TUE S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. A chance of showers. TUE NIGHT S winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. Showers likely with a chance of tstms. WED SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 4 ft. Showers likely. WED NIGHT SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. A chance of showers. Winds and seas higher in and near tstms. 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. $$