• 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- north coast

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
 > Wind FlowViz 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 120505
cwfbox
expires:202609121800;;306463

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt sat sep 12 2026

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


anz230-121800-
boston harbor-
104 am edt sat sep 12 2026

.rest of tonight...n winds around 5 kt. waves 1 foot or less. 
.sat...e winds 5 to 10 kt with gusts up to 20 kt. waves 1 foot or
less, then around 2 ft in the afternoon. 
.sat night...s winds 5 to 10 kt. gusts up to 20 kt in the
evening. waves around 2 ft in the evening, then 1 foot or less. 
.sun...se winds 5 to 10 kt. waves around 2 ft. patchy fog.
showers. vsby 1 to 3 nm. 
.sun night...sw winds around 5 kt. waves 1 foot or less, then
around 2 ft after midnight. patchy fog. vsby 1 nm or less,
increasing to 1 to 3 nm after midnight. 
.mon and mon night...n winds 10 to 15 kt with gusts up to 20 kt.
waves around 2 ft. 
.tue through wed night...sw winds 5 to 10 kt. waves 1 foot or
less.  

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 120505
cwfbox
expires:202609121800;;306454

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt sat sep 12 2026

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


anz231-121800-
cape cod bay-
104 am edt sat sep 12 2026

.rest of tonight...ne winds 5 to 10 kt. seas around 2 ft. wave
detail: n 1 foot at 4 seconds and s 1 foot at 6 seconds. 
.sat...e winds 5 to 10 kt, becoming se with gusts up to 20 kt in
the afternoon. seas 1 foot or less, then around 2 ft in the
afternoon. wave detail: n 1 foot at 3 seconds and s 1 foot at
6 seconds, becoming n 1 foot at 3 seconds and se 1 foot at
6 seconds. 
.sat night...s winds around 10 kt. seas around 2 ft. wave detail:
se 1 foot at 2 seconds and n 1 foot at 3 seconds. 
.sun...se winds around 10 kt with gusts up to 20 kt. seas around
2 ft. wave detail: s 1 foot at 2 seconds and ne 1 foot at
3 seconds. showers. patchy fog in the afternoon with vsby 1 nm or
less. 
.sun night...sw winds 5 to 10 kt, becoming w after midnight. seas
1 foot or less, then around 2 ft after midnight. wave detail: se
1 foot at 3 seconds and sw 1 foot at 4 seconds, becoming w 1 foot
at 2 seconds and se 1 foot at 4 seconds. patchy fog. vsby 1 nm or
less, increasing to 1 to 3 nm after midnight. 
.mon...nw winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
3 ft. wave detail: nw 1 foot at 3 seconds and se 1 foot at
6 seconds. patchy fog in the morning. a chance of showers in the
morning. 
.mon night...n winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 3 ft. 
.tue through wed night...sw winds 10 to 15 kt with gusts up to
20 kt. seas 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 120505
cwfbox
expires:202609121800;;306452

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt sat sep 12 2026

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


anz250-121800-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
104 am edt sat sep 12 2026

.rest of tonight...ne winds 5 to 10 kt with gusts up to 20 kt.
seas around 2 ft. wave detail: n 1 foot at 4 seconds and s 1 foot
at 7 seconds. 
.sat...e winds 5 to 10 kt, becoming se 10 to 15 kt with gusts up
to 20 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
2 to 3 ft. wave detail: se 2 ft at 3 seconds and n 1 foot at
3 seconds. 
.sun...se winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: se 2 ft at 4 seconds and w 1 foot at
3 seconds. patchy fog. showers. vsby 1 to 3 nm, decreasing to
1 nm or less in the afternoon. 
.sun night...s winds 5 to 10 kt, becoming w with gusts up to
20 kt after midnight. seas 2 to 3 ft. wave detail: se 2 ft at
5 seconds and sw 1 foot at 3 seconds. patchy fog. vsby 1 nm or
less, increasing to 1 to 3 nm after midnight. 
.mon...nw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: se 3 ft at 6 seconds and se 3 ft at 9 seconds.
patchy fog in the morning. 
.mon night...n winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 3 ft. 
.tue through wed night...sw 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.

$$
fzus51 kgyx 120628
cwfgyx
expires:202609122030;;310452

coastal waters forecast
national weather service gray me
228 am edt sat sep 12 2026

coastal waters from stonington me to merrimack river ma out to 60 nm


anz154-122030-
coastal waters from cape elizabeth, me to merrimack river, ma out
25 nm-
228 am edt sat sep 12 2026

.today...n winds around 5 kt, becoming se late this morning and
early afternoon, then increasing to 5 to 10 kt late. seas around
2 ft. 
.tonight...s winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: s 2 ft at 3 seconds. 
.sun...s winds 10 to 15 kt. seas 2 to 3 ft. wave detail: s 2 ft at
4 seconds. a chance of showers in the morning, then showers in the
afternoon. vsby 1 to 3 nm. 
.sun night...s winds 5 to 10 kt, becoming w after midnight. seas
2 to 3 ft. wave detail: se 2 ft at 5 seconds. 
.mon...nw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se 3 ft at
7 seconds. 
.mon night...n winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: se 3 ft at 8 seconds and n 2 ft at 3 seconds. 
.tue...ne winds 5 to 10 kt, becoming e in the afternoon. seas 2 to
3 ft. 
.tue night...s winds 5 to 10 kt, becoming sw after midnight. seas
around 2 ft. 
.wed...s winds 5 to 10 kt. seas 2 to 3 ft. 
.wed night...s winds 5 to 10 kt. seas 2 to 3 ft.  

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