fzus51 kbox 260803
cwfbox
expires:202609262100;;074861

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 am edt sat sep 26 2026

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


anz230-262100-
boston harbor-
403 am edt sat sep 26 2026

...storm warning in effect through this evening...

.today...ne winds 20 to 25 kt, increasing to 25 to 30 kt this
afternoon. gusts up to 50 kt. waves 2 to 3 ft, except 5 to 7 ft
at the outer harbor entrance. patchy fog. showers. a chance of
tstms this afternoon. vsby 1 to 3 nm, decreasing to 1 nm or less
this afternoon. 
.tonight...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. patchy
fog. showers. vsby 1 nm or less, increasing to 1 to 3 nm after
midnight. 
.sun...ne winds 20 to 25 kt with gusts up to 45 kt. waves 2 to
3 ft, except 5 to 7 ft at the outer harbor entrance. patchy fog.
showers. vsby 1 to 3 nm. 
.sun night...ne winds 15 to 20 kt with gusts up to 35 kt. waves
2 to 3 ft, except 4 to 6 ft at the outer harbor entrance.
showers. patchy fog in the evening with vsby 1 to 3 nm. 
.mon...ne winds 15 to 20 kt with gusts up to 25 kt. waves 2 to
3 ft, except 4 to 6 ft at the outer harbor entrance. showers.
.mon night...ne winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. waves 2 to 3 ft in the
evening, then 1 foot or less. at the outer harbor entrance, waves
2 to 4 ft. showers.
.tue through wed night...sw winds 5 to 10 kt. waves 1 foot or
less, except 2 to 4 ft at the outer harbor entrance.  

winds and waves 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.

$$

fzus51 kbox 260803
cwfbox
expires:202609262100;;074850

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 am edt sat sep 26 2026

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


anz250-262100-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
403 am edt sat sep 26 2026

...storm warning in effect through this evening...

.today...ne winds 25 to 30 kt with gusts up to 50 kt. seas 11 to
13 ft. wave detail: e 13 ft at 11 seconds and e 7 ft at
6 seconds. patchy fog. showers. a chance of tstms this afternoon.
vsby 1 nm or less. 
.tonight...ne winds around 30 kt with gusts up to 50 kt. seas
11 to 14 ft. wave detail: e 14 ft at 10 seconds and se 4 ft at
8 seconds. patchy fog. showers. vsby 1 nm or less, increasing to
1 to 3 nm after midnight. 
.sun...ne winds 25 to 30 kt with gusts up to 50 kt. seas 11 to
13 ft, subsiding to 9 to 12 ft in the afternoon. wave detail: e
13 ft at 10 seconds, becoming e 12 ft at 9 seconds and se 3 ft at
9 seconds. patchy fog. showers likely. vsby 1 to 3 nm. 
.sun night...ne winds 20 to 25 kt. gusts up to 40 kt, decreasing
to 30 kt after midnight. seas 7 to 10 ft. wave detail: e 10 ft at
9 seconds and se 2 ft at 9 seconds. showers. patchy fog in the
evening with vsby 1 to 3 nm. 
.mon...ne winds 15 to 20 kt with gusts up to 30 kt. seas 6 to
9 ft. wave detail: e 9 ft at 9 seconds and se 2 ft at 8 seconds.
showers.
.mon night...e winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. seas 5 to 7 ft. wave
detail: e 7 ft at 8 seconds and se 2 ft at 7 seconds. showers
likely, mainly in the evening. 
.tue...nw winds 5 to 10 kt. seas 4 to 6 ft. a chance of showers. 
.tue night and wed...nw winds around 5 kt, becoming w around
5 kt. seas 3 to 5 ft. 
.wed night...sw 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.

$$