fzus51 kbox 250804
cwfbox
expires:202609252100;;021518

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 am edt fri sep 25 2026

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


anz230-252100-
boston harbor-
403 am edt fri sep 25 2026

...storm warning in effect from 2 pm edt this afternoon through
saturday evening...

.today...ne winds 15 to 20 kt, increasing to 20 to 25 kt this
afternoon. gusts up to 40 kt. waves 2 to 3 ft, except 4 to 6 ft
at the outer harbor entrance. a chance of rain this afternoon. 
.tonight...ne winds 20 to 25 kt with gusts up to 40 kt, becoming
n 25 to 30 kt with gusts up to 50 kt after midnight. waves 2 to
3 ft, except 5 to 7 ft at the outer harbor entrance. a chance of
rain. patchy fog after midnight. 
.sat...n winds 25 to 30 kt with gusts up to 55 kt. waves around
2 ft, except 5 to 7 ft at the outer harbor entrance. patchy fog.
rain.
.sat night...ne winds 25 to 30 kt with gusts up to 50 kt. waves
2 to 3 ft, except 5 to 7 ft at the outer harbor entrance. rain.
patchy fog in the evening. vsby 1 to 3 nm. 
.sun and sun night...ne winds 25 to 30 kt with gusts up to 45 kt.
waves 2 to 3 ft, except 5 to 7 ft at the outer harbor entrance.
rain.
.mon...ne winds 20 to 25 kt with gusts up to 30 kt. waves 2 to
3 ft. rain.
.mon night...n winds 15 to 20 kt with gusts up to 25 kt. waves
around 2 ft, except 3 to 5 ft at the outer harbor entrance.
showers.
.tue...n winds 5 to 10 kt. waves around 2 ft. a chance of
showers. 
.tue night...w winds around 5 kt. waves 1 foot or less, except
2 to 4 ft at the outer harbor entrance.  

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 250804
cwfbox
expires:202609252100;;021507

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 am edt fri sep 25 2026

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


anz250-252100-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
403 am edt fri sep 25 2026

...storm warning in effect from 11 am edt this morning through
saturday evening...

.today...ne winds 20 to 25 kt, increasing to 25 to 30 kt this
afternoon. gusts up to 40 kt. seas 9 to 13 ft. wave detail: e
12 ft at 12 seconds and ne 8 ft at 8 seconds. a chance of rain
this afternoon. 
.tonight...ne winds 25 to 35 kt, becoming 30 to 35 kt after
midnight. gusts up to 60 kt. seas 12 to 16 ft. wave detail: e
15 ft at 11 seconds and n 10 ft at 7 seconds. patchy fog. a
chance of rain. 
.sat...ne winds 30 to 35 kt with gusts up to 60 kt. seas 14 to
17 ft. wave detail: e 15 ft at 11 seconds and ne 12 ft at
8 seconds. patchy fog. rain. vsby 1 to 3 nm. 
.sat night...ne winds 25 to 30 kt with gusts up to 50 kt. seas
12 to 16 ft, subsiding to 10 to 14 ft after midnight. wave
detail: ne 14 ft at 10 seconds and se 12 ft at 10 seconds,
becoming ne 13 ft at 10 seconds and se 8 ft at 10 seconds. rain.
patchy fog in the evening. vsby 1 to 3 nm. 
.sun...ne winds 25 to 30 kt with gusts up to 50 kt. seas 9 to
12 ft, subsiding to 8 to 10 ft in the afternoon. wave detail: ne
12 ft at 10 seconds and se 4 ft at 10 seconds, becoming ne 10 ft
at 9 seconds and s 5 ft at 9 seconds. rain.
.sun night...ne winds 25 to 30 kt with gusts up to 45 kt,
diminishing to 20 to 25 kt with gusts up to 30 kt after midnight.
seas 7 to 10 ft. wave detail: ne 10 ft at 9 seconds and se 3 ft
at 9 seconds. rain.
.mon...ne winds 20 to 25 kt with gusts up to 30 kt. seas 6 to
9 ft. rain.
.mon night...n winds 15 to 20 kt with gusts up to 25 kt. seas
5 to 7 ft. showers likely. 
.tue...n winds 10 to 15 kt with gusts up to 20 kt. seas 5 to
6 ft. a chance of showers. 
.tue night...nw winds around 5 kt. seas 4 to 5 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.

$$