Hazardous marine condition(s):
Small Craft Advisory
ANZ255-190600-
Coastal Waters extending out to 25 NM South of Marthas Vineyard
and Nantucket-
103 PM EDT Fri Sep 18 2026
SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM EDT THIS EVENING
THROUGH SATURDAY MORNING
THIS AFTERNOON
NE winds 5 to 10 kt. Seas 2 to 3 ft. Wave
Detail: SW 3 ft at 5 seconds and E 2 ft at 8 seconds.
TONIGHT
NE winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. Gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: NE 4 ft
at 7 seconds and SW 2 ft at 5 seconds.
SAT
NE winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: NE
4 ft at 5 seconds and SW 1 foot at 5 seconds.
SAT NIGHT
E winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NE
3 ft at 7 seconds and NW 1 foot at 5 seconds.
SUN
SE winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft
at 6 seconds. A chance of showers in the afternoon.
SUN NIGHT
E winds around 10 kt. Seas 2 to 4 ft. Wave Detail:
SE 2 ft at 5 seconds. Showers likely. Patchy fog after midnight
with vsby 1 to 3 NM.
MON
NE winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. Patchy fog. A chance of showers. Vsby 1 to 3 NM.
MON NIGHT
NE winds 20 to 25 kt with gusts up to 30 kt. Seas
3 to 5 ft. A chance of showers.
TUE
NE winds 25 to 30 kt. Seas 4 to 6 ft. A chance of showers.
TUE NIGHT
NE winds 25 to 30 kt with gusts up to 35 kt. Seas
5 to 7 ft. A chance of showers.
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.
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