• CLASSIC IWINDSURF
    Classic myiWindsurfClassic Wind & Weather maps and graphs
Hello Guest
 • 

Classic iWindsurf
kiter? see iKitesurf.com
Grab the iWindsurf Mobile App & Sign On to the New iWindsurf Website
Hi guest · Get your free membership now · Log In ·
MA- marblehead

Human Forecasts
 > Daily Briefing
 > Forecast Blog

Real-Time Data
 > Dynamic Map
 > Wind Obs Map
 > Radar + Satellite Map
 > Wind Obs Summary

Computer Forecasts
 > Model Tables
 > Wind Vector Fx Map

More Maps

Other Resources
Wind Graphs
Meteograms

Watches/Warnings
>None Active

New iWindsurf: Select your region for wind observations & forecasts:
North America | Europe | South America | Australia & Oceania | Asia | Africa

fzus51 kbox 111704
cwfbox
expires:202609120600;;279638

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt fri sep 11 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz230-120600-
boston harbor-
104 pm edt fri sep 11 2026

.this afternoon...w winds around 5 kt. waves around 2 ft.
.tonight...nw winds around 5 kt. waves 1 foot or less. 
.sat...ne winds around 5 kt, becoming se in the afternoon. waves
1 foot or less, then around 2 ft in the afternoon. 
.sat night...s winds 5 to 10 kt. waves around 2 ft in the
evening, then 1 foot or less. a chance of showers after midnight.
.sun...se winds 5 to 10 kt with gusts up to 20 kt. waves around
2 ft. patchy fog. showers in the morning. showers likely in the
afternoon. vsby 1 nm or less, increasing to 1 to 3 nm in the
afternoon. 
.sun night...sw winds 5 to 10 kt, becoming w after midnight.
waves around 2 ft in the evening, then 1 foot or less. a chance
of showers in the evening. 
.mon through tue night...s winds 5 to 10 kt. waves around 2 ft.  

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.

$$
fzus51 kbox 111704
cwfbox
expires:202609120600;;279627

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt fri sep 11 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz250-120600-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
104 pm edt fri sep 11 2026

.this afternoon...w winds 5 to 10 kt with gusts up to 20 kt. seas
around 2 ft. wave detail: nw 2 ft at 4 seconds and s 1 foot at
5 seconds. 
.tonight...w winds 5 to 10 kt, becoming n after midnight. seas
around 2 ft. wave detail: n 1 foot at 4 seconds and s 1 foot at
6 seconds. 
.sat...e winds around 5 kt, becoming se 10 to 15 kt in the
afternoon. seas around 2 ft. wave detail: n 1 foot at 3 seconds
and s 1 foot at 6 seconds. 
.sat night...s winds 10 to 15 kt with gusts up to 20 kt. seas
around 2 ft. wave detail: se 2 ft at 3 seconds and n 1 foot at
3 seconds. a chance of showers after midnight. 
.sun...se winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: se 3 ft at 4 seconds and nw 1 foot at
3 seconds. patchy fog. showers likely. vsby 1 nm or less,
increasing to 1 to 3 nm in the afternoon. 
.sun night...sw winds 5 to 10 kt with gusts up to 20 kt, becoming
w after midnight. seas 2 to 3 ft. wave detail: se 3 ft at
9 seconds and se 2 ft at 5 seconds. a chance of showers in the
evening. 
.mon through tue night...s winds 10 to 15 kt with gusts up to
20 kt. seas 2 to 3 ft.  

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.

$$
© Copyright 2026 WeatherFlow, Inc · Contact Us ·