• 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 161105
cwfbox
expires:202607170000;;060363

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 am edt thu jul 16 2026

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


anz230-170000-
boston harbor-
705 am edt thu jul 16 2026

...small craft advisory in effect from noon edt today through
late tonight...

.today...w winds 5 to 10 kt, increasing to 10 to 15 kt this
afternoon. gusts up to 25 kt. waves around 2 ft. areas of smoke. 
.tonight...nw winds 10 to 15 kt with gusts up to 25 kt,
diminishing to 5 to 10 kt after midnight. waves around 2 ft in
the evening, then 1 foot or less. areas of smoke in the evening.
patchy smoke after midnight. 
.fri...nw winds 5 to 10 kt. waves 1 foot or less. 
.fri night...w winds around 5 kt. waves 1 foot or less. 
.sat...sw winds 5 to 10 kt, becoming s 15 to 20 kt with gusts up
to 25 kt in the afternoon. waves 1 foot or less, then around 2 ft
in the afternoon. 
.sat night...sw winds 15 to 20 kt with gusts up to 25 kt. waves
around 2 ft. showers.
.sun...w winds around 10 kt. waves around 2 ft. a chance of
showers. 
.sun night through mon 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 161105
cwfbox
expires:202607170000;;060352

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 am edt thu jul 16 2026

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


anz250-170000-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
705 am edt thu jul 16 2026

...small craft advisory in effect from noon edt today through
late tonight...

.today...sw winds 10 to 15 kt. gusts up to 20 kt this afternoon.
seas 2 to 3 ft. wave detail: sw 2 ft at 4 seconds and n 1 foot at
3 seconds. areas of smoke. 
.tonight...nw winds around 10 kt with gusts up to 20 kt. seas
2 to 3 ft. wave detail: nw 2 ft at 3 seconds and s 1 foot at
5 seconds. areas of smoke in the evening. patchy smoke after
midnight. 
.fri...nw winds around 10 kt with gusts up to 20 kt, becoming w
in the afternoon. seas around 2 ft. wave detail: n 2 ft at
3 seconds and s 1 foot at 6 seconds. 
.fri night...sw winds around 5 kt. seas around 2 ft. wave detail:
nw 1 foot at 4 seconds and s 1 foot at 5 seconds. 
.sat...sw winds 5 to 10 kt, becoming s 15 to 20 kt with gusts up
to 30 kt in the afternoon. seas 2 to 3 ft. wave detail: s 3 ft at
4 seconds and n 1 foot at 3 seconds. 
.sat night...sw winds 15 to 20 kt with gusts up to 30 kt. seas
3 to 4 ft. wave detail: s 4 ft at 6 seconds and se 1 foot at
14 seconds. showers with a chance of tstms. 
.sun...w winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
4 ft. showers likely. 
.sun night through mon night...s winds 5 to 10 kt. seas 2 to
3 ft.  

winds and seas higher in and near tstms.

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 ·