• 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 111402
cwfbox
expires:202604120300;;192046

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1002 am edt sat apr 11 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz230-120300-
boston harbor-
1002 am edt sat apr 11 2026

...small craft advisory in effect until 6 pm edt this evening...

.this afternoon...nw winds 10 to 15 kt with gusts up to 25 kt.
waves around 2 ft. 
.tonight...nw winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. gusts up to 20 kt. waves around 2 ft. 
.sun...n winds 5 to 10 kt, becoming se in the afternoon. waves
1 foot or less. 
.sun night...s winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. gusts up to 25 kt. waves around 2 ft. a chance of
showers. 
.mon...sw winds 15 to 20 kt with gusts up to 25 kt. waves around
2 ft. a chance of showers. 
.mon night...sw winds 15 to 20 kt, becoming w 10 to 15 kt after
midnight. gusts up to 25 kt. waves around 2 ft. 
.tue...sw winds 5 to 10 kt. waves 1 foot or less. 
.tue night through wed night...sw winds 10 to 15 kt. waves around
2 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.

$$
fzus51 kbox 111402
cwfbox
expires:202604120300;;192035

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1002 am edt sat apr 11 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz250-120300-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
1002 am edt sat apr 11 2026

...small craft advisory in effect through late tonight...

.this afternoon...nw winds 10 to 15 kt with gusts up to 25 kt.
seas 4 to 5 ft. 
.tonight...nw winds 10 to 15 kt with gusts up to 25 kt. seas 4 to
5 ft. 
.sun...nw winds 5 to 10 kt, becoming s in the afternoon. seas
3 to 4 ft. 
.sun night...s winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. gusts up to 25 kt. seas 2 to 4 ft. a chance of showers
after midnight. 
.mon and mon night...w winds 20 to 25 kt with gusts up to 30 kt.
seas 4 to 6 ft. a chance of showers. 
.tue...sw winds 10 to 15 kt. seas 2 to 4 ft. 
.tue night through wed night...sw winds 10 to 15 kt with gusts up
to 20 kt. seas 2 to 3 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.

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