Marine Weather Net

Block Island Sound Marine Forecast


THIS AFTERNOON

SW
WINDS
10 - 15
KNOTS

TONIGHT

SW
WINDS
15 - 20
KNOTS

WED

SW
WINDS
10 - 15
KNOTS

WED NIGHT

SW
WINDS
5 - 10
KNOTS

The Marine Weather Forecast In Detail:
ANZ237 Forecast Issued: 1004 AM EST Tue Jan 13 2026

SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM EST THIS EVENING THROUGH WEDNESDAY MORNING
This Afternoon...Sw Winds 10 To 15 Kt With Gusts Up To 20 Kt. Seas 2 To 3 Ft. Wave Detail: Sw 3 Ft At 7 Seconds.
Tonight...Sw Winds 15 To 20 Kt With Gusts Up To 25 Kt. Seas 3 To 5 Ft. Wave Detail: Sw 5 Ft At 7 Seconds And S 2 Ft At 9 Seconds.
Wed...Sw Winds 10 To 15 Kt With Gusts Up To 25 Kt. Seas 3 To 5 Ft. Wave Detail: Sw 5 Ft At 7 Seconds And S 3 Ft At 9 Seconds.
Wed Night...Sw Winds 5 To 10 Kt. Seas 2 To 4 Ft. Wave Detail: S 4 Ft At 8 Seconds. A Chance Of Showers.
Thu...W Winds 15 To 20 Kt, Increasing To 20 To 25 Kt In The Afternoon. Gusts Up To 30 Kt. Seas 3 To 5 Ft. Wave Detail: S 4 Ft At 7 Seconds. A Chance Of Showers In The Morning.
Thu Night...W Winds 20 To 25 Kt, Becoming Nw 15 To 20 Kt After Midnight. Gusts Up To 30 Kt. Seas 4 To 6 Ft. Wave Detail: W 4 Ft At 5 Seconds And S 4 Ft At 8 Seconds. Light Freezing Spray.
Fri...W Winds 15 To 20 Kt With Gusts Up To 30 Kt. Seas 4 To 6 Ft. Light Freezing Spray.
Fri Night...Sw Winds 15 To 20 Kt With Gusts Up To 25 Kt. Seas 3 To 5 Ft.
Sat And Sat Night...Sw Winds 10 To 15 Kt With Gusts Up To 25 Kt. Seas 3 To 5 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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ANZ200 Synopsis Issued: 1005 AM EDT Tue Oct 15 2024

Synopsis For Massachusetts And Rhode Island Coastal Waters...
A Couple Of Weaker Fronts Push Across The Waters Through Thursday, Although No Significant Weather Is Expected. Gusty West To Northwest Winds Do Continue Through Wednesday Night. High Pressure Builds In From The West Late This Week And Will Stick Around Through The Upcoming Weekend.
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