fzus51 kbox 310204
cwfbox
expires:202510311500;;588566

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 pm edt thu oct 30 2025

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


anz230-311500-
boston harbor-
1004 pm edt thu oct 30 2025

...gale warning in effect from friday afternoon through saturday
morning...

.overnight...e winds 20 to 25 kt with gusts up to 35 kt. waves
2 to 3 ft. patchy fog. showers with a slight chance of tstms.
vsby 1 nm or less. 
.fri...sw winds 15 to 20 kt with gusts up to 25 kt, increasing to
20 to 25 kt with gusts up to 35 kt in the afternoon. waves 2 to
3 ft, except 3 to 5 ft at the outer harbor entrance. a chance of
showers in the morning with vsby 1 to 3 nm. 
.fri night...w winds 25 to 30 kt with gusts up to 40 kt. waves
around 2 ft, except 3 to 5 ft at the outer harbor entrance. 
.sat...w winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. gusts up to 30 kt. waves around 2 ft. 
.sat night through sun night...w winds 10 to 15 kt with gusts up
to 20 kt. waves around 2 ft. 
.mon...sw winds 10 to 15 kt. waves around 2 ft. 
.mon night and tue...w winds 15 to 20 kt with gusts up to 25 kt.
waves around 2 ft. a chance of showers. 
.tue night...w winds 15 to 20 kt with gusts up to 25 kt. waves
around 2 ft.  

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 310204
cwfbox
expires:202510311500;;588557

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 pm edt thu oct 30 2025

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


anz231-311500-
cape cod bay-
1004 pm edt thu oct 30 2025

...gale warning in effect through saturday afternoon...

.overnight...e winds 20 to 25 kt with gusts up to 40 kt. seas
3 to 5 ft. wave detail: e 4 ft at 4 seconds. patchy fog. showers.
vsby 1 nm or less. 
.fri...sw winds 20 to 25 kt with gusts up to 30 kt, increasing to
25 to 30 kt with gusts up to 40 kt in the afternoon. seas 4 to
6 ft. wave detail: sw 5 ft at 5 seconds and e 3 ft at 7 seconds. 
.fri night...w winds 30 to 35 kt, becoming 25 to 35 kt after
midnight. gusts up to 45 kt. seas 4 to 6 ft. wave detail: w 6 ft
at 5 seconds and e 3 ft at 8 seconds. 
.sat...w winds 25 to 30 kt, diminishing to 15 to 20 kt in the
afternoon. seas 3 to 5 ft. wave detail: w 5 ft at 5 seconds and e
2 ft at 11 seconds. 
.sat night...w winds 15 to 20 kt, becoming nw 10 to 15 kt after
midnight. gusts up to 25 kt. seas 2 to 4 ft. wave detail: nw 3 ft
at 5 seconds and e 2 ft at 11 seconds. 
.sun and sun night...w winds 5 to 10 kt. seas around 2 ft. wave
detail: nw 2 ft at 5 seconds and e 1 foot at 9 seconds. 
.mon...sw winds 10 to 15 kt with gusts up to 20 kt. seas around
2 ft. 
.mon night and tue...sw winds 15 to 20 kt, becoming w. gusts up
to 30 kt. seas 2 to 4 ft. a chance of showers. 
.tue night...w winds 15 to 20 kt with gusts up to 30 kt. seas
3 to 4 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 310204
cwfbox
expires:202510311500;;588555

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 pm edt thu oct 30 2025

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


anz250-311500-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
1004 pm edt thu oct 30 2025

...storm warning in effect from friday afternoon through late
friday night...

.overnight...e winds 20 to 25 kt with gusts up to 40 kt. seas
6 to 9 ft. wave detail: e 9 ft at 9 seconds. patchy fog. showers.
a slight chance of tstms. vsby 1 nm or less. 
.fri...s winds 20 to 25 kt with gusts up to 30 kt, becoming sw
25 to 30 kt with gusts up to 40 kt in the afternoon. seas 7 to
9 ft. wave detail: e 9 ft at 10 seconds and sw 6 ft at 5 seconds.
patchy fog in the morning. a chance of showers in the morning
with vsby 1 nm or less. 
.fri night...w winds 30 to 35 kt, becoming 25 to 35 kt after
midnight. gusts up to 50 kt. seas 6 to 9 ft. wave detail: w 9 ft
at 7 seconds and e 8 ft at 10 seconds. 
.sat...w winds 25 to 30 kt with gusts up to 40 kt, diminishing to
20 to 25 kt with gusts up to 30 kt in the afternoon. seas 5 to
8 ft. wave detail: w 8 ft at 6 seconds and e 3 ft at 11 seconds. 
.sat night...nw winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. gusts up to 25 kt. seas 5 to 7 ft, subsiding to
3 to 5 ft after midnight. wave detail: nw 5 ft at 5 seconds and
se 3 ft at 11 seconds, becoming nw 4 ft at 5 seconds and e 2 ft
at 11 seconds. 
.sun...nw winds 10 to 15 kt. seas 2 to 4 ft. wave detail: nw 3 ft
at 4 seconds and e 2 ft at 10 seconds. 
.sun night...w winds around 10 kt. seas around 2 ft. 
.mon...sw winds 10 to 15 kt with gusts up to 20 kt. seas around
2 ft. 
.mon night...sw winds 15 to 20 kt with gusts up to 30 kt. seas
2 to 4 ft. a chance of showers. 
.tue...w winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
5 ft. a chance of showers. 
.tue night...w winds 15 to 20 kt with gusts up to 30 kt. seas
3 to 5 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.

$$

fzus51 kgyx 302334
cwfgyx
expires:202510311345;;583871

coastal waters forecast
national weather service gray me
734 pm edt thu oct 30 2025

coastal waters from stonington me to merrimack river ma out to 25 nm


anz154-311345-
coastal waters from cape elizabeth, me to merrimack river, ma out
25 nm-
734 pm edt thu oct 30 2025

...small craft advisory in effect until midnight edt tonight...
...gale warning in effect from midnight edt tonight through saturday
evening...

.rest of tonight...e winds 15 to 20 kt with gusts up to 30 kt,
increasing to 20 to 25 kt with gusts up to 35 kt towards daybreak.
seas 6 to 8 ft. wave detail: e 7 ft at 6 seconds and e 7 ft at
10 seconds. a chance of rain with areas of drizzle early this
evening, then rain with a slight chance of tstms late this evening
and overnight with vsby 1 to 3 nm. 
.fri...s winds 20 to 25 kt, becoming sw 25 to 30 kt in the
afternoon. gusts up to 40 kt. seas 7 to 9 ft. wave detail: e 8 ft at
10 seconds. rain likely in the morning. 
.fri night...w winds 25 to 30 kt with gusts up to 45 kt. seas 7 to
10 ft. wave detail: e 9 ft at 10 seconds. 
.sat...w winds 25 to 30 kt. gusts up to 45 kt, decreasing to 35 kt
in the afternoon. seas 6 to 9 ft. wave detail: w 6 ft at 5 seconds
and s 5 ft at 8 seconds. 
.sat night...nw winds 15 to 20 kt with gusts up to 30 kt,
diminishing to 10 to 15 kt with gusts up to 20 kt after midnight.
seas 5 to 7 ft, subsiding to 3 to 5 ft after midnight. wave detail:
w 5 ft at 4 seconds and se 4 ft at 11 seconds, becoming nw 4 ft at
4 seconds and e 3 ft at 11 seconds. 
.sun...w winds 10 to 15 kt. seas 2 to 4 ft. wave detail: w 3 ft at
4 seconds and e 2 ft at 11 seconds. 
.sun night...w winds 5 to 10 kt. seas 2 to 3 ft. 
.mon...sw winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. seas 2 to 3 ft. 
.mon night...sw winds 15 to 20 kt with gusts up to 30 kt. seas 2 to
4 ft. showers likely, mainly in the evening. 
.tue...w winds 20 to 25 kt with gusts up to 35 kt. seas 3 to 5 ft. a
chance of showers in the morning. 
.tue night...w winds 15 to 20 kt with gusts up to 30 kt. seas 2 to
4 ft.  

winds and seas higher in and near tstms.

$$