fzus51 kbox 190307
cwfbox
expires:202512191600;;834541

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1007 pm est thu dec 18 2025

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


anz230-191600-
boston harbor-
1007 pm est thu dec 18 2025

...storm warning in effect from 6 am est friday through friday
afternoon...

.overnight...s winds around 15 kt with gusts up to 20 kt,
increasing to 20 to 25 kt with gusts up to 30 kt. waves around
2 ft. a chance of rain. 
.fri...s winds 25 to 30 kt with gusts up to 45 kt. waves around
2 ft. rain. vsby 1 nm or less. 
.fri night...w winds 25 to 30 kt with gusts up to 40 kt. waves
around 2 ft. a chance of rain in the evening. 
.sat...w winds 20 to 25 kt with gusts up to 30 kt, diminishing to
10 to 15 kt with gusts up to 20 kt in the afternoon. waves around
2 ft. 
.sat night...sw winds 15 to 20 kt with gusts up to 25 kt. waves
around 2 ft. 
.sun and sun night...nw winds 20 to 25 kt with gusts up to 30 kt.
waves around 2 ft. 
.mon and mon night...nw winds 20 to 25 kt with gusts up to 30 kt,
becoming w 10 to 15 kt with gusts up to 20 kt. waves around 2 ft.
.tue...sw winds 10 to 15 kt with gusts up to 20 kt. waves around
2 ft. snow likely with a chance of rain. vsby 1 to 3 nm. 
.tue night...w winds 15 to 20 kt. waves around 2 ft. a chance of
rain.  

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 190307
cwfbox
expires:202512191600;;834532

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1007 pm est thu dec 18 2025

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


anz231-191600-
cape cod bay-
1007 pm est thu dec 18 2025

...storm warning in effect from 6 am est friday through friday
afternoon...

.overnight...s winds 15 to 20 kt, increasing to 20 to 25 kt.
gusts up to 30 kt. seas around 3 ft. wave detail: se 3 ft at
4 seconds and w 1 foot at 3 seconds. a slight chance of rain. a
chance of rain. 
.fri...s winds 25 to 35 kt with gusts up to 45 kt, becoming 30 to
35 kt with gusts up to 55 kt in the afternoon. seas 4 to 6 ft.
wave detail: s 6 ft at 5 seconds and s 6 ft at 9 seconds. rain.
vsby 1 nm or less. 
.fri night...w winds 25 to 30 kt with gusts up to 40 kt. seas
4 to 6 ft. wave detail: sw 5 ft at 6 seconds and s 5 ft at
10 seconds. a chance of rain in the evening. 
.sat...w winds 20 to 25 kt with gusts up to 30 kt, diminishing to
10 to 15 kt with gusts up to 20 kt in the afternoon. seas 3 to
5 ft. wave detail: w 5 ft at 5 seconds and sw 4 ft at 8 seconds. 
.sat night...sw winds 15 to 20 kt with gusts up to 30 kt. seas
2 to 4 ft. wave detail: sw 4 ft at 5 seconds and se 2 ft at
11 seconds. 
.sun and sun night...nw winds 25 to 30 kt. seas 3 to 5 ft. wave
detail: nw 5 ft at 6 seconds and s 4 ft at 6 seconds. 
.mon...nw winds 25 to 30 kt. seas 3 to 5 ft. 
.mon night...nw winds 15 to 20 kt with gusts up to 25 kt. seas
2 to 4 ft. 
.tue...sw winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
4 ft. rain likely with a chance of snow. 
.tue night...w winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 4 ft. a chance of rain.  

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 190307
cwfbox
expires:202512191600;;834530

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1007 pm est thu dec 18 2025

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


anz250-191600-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
1007 pm est thu dec 18 2025

...storm warning in effect from 6 am est friday through friday
afternoon...

.overnight...s winds 20 to 25 kt with gusts up to 30 kt. seas
3 to 5 ft, building to 5 to 7 ft. wave detail: se 4 ft at
5 seconds and sw 1 foot at 4 seconds, becoming s 6 ft at
5 seconds and se 1 foot at 11 seconds. a chance of rain. 
.fri...s winds 30 to 40 kt with gusts up to 55 kt. seas 6 to
9 ft, building to 8 to 11 ft in the afternoon. wave detail: se
9 ft at 6 seconds and se 1 foot at 11 seconds, becoming s 11 ft
at 7 seconds and se 11 ft at 9 seconds. rain. vsby 1 nm or less. 
.fri night...w winds 25 to 30 kt with gusts up to 45 kt. seas
8 to 11 ft. wave detail: se 9 ft at 10 seconds and sw 8 ft at
7 seconds. a chance of rain in the evening. 
.sat...w winds 25 to 30 kt with gusts up to 35 kt, diminishing to
15 to 20 kt with gusts up to 25 kt in the afternoon. seas 6 to
9 ft, subsiding to 5 to 7 ft in the afternoon. wave detail: w
8 ft at 7 seconds and se 5 ft at 11 seconds, becoming w 6 ft at
7 seconds and se 4 ft at 11 seconds. 
.sat night...sw winds 15 to 20 kt, increasing to 20 to 25 kt
after midnight. gusts up to 30 kt. seas 4 to 6 ft. wave detail:
sw 6 ft at 5 seconds and se 4 ft at 11 seconds. 
.sun...w winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft. wave detail: sw 6 ft at 6 seconds and se 4 ft at
10 seconds. 
.sun night...nw winds 25 to 30 kt. seas 5 to 8 ft.
.mon...nw winds 25 to 30 kt. seas 5 to 8 ft. 
.mon night...nw winds 15 to 20 kt with gusts up to 30 kt. seas
4 to 6 ft. 
.tue...sw winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
4 ft. rain likely with a chance of snow. vsby 1 to 3 nm. 
.tue night...w winds around 20 kt with gusts up to 25 kt. seas
3 to 5 ft. a chance of rain.  

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 190029
cwfgyx
expires:202512191430;;828986

coastal waters forecast
national weather service gray me
729 pm est thu dec 18 2025

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


anz154-191430-
coastal waters from cape elizabeth, me to merrimack river, ma out
25 nm-
729 pm est thu dec 18 2025

...storm warning in effect from friday morning through friday
evening...

.tonight...s winds 15 to 20 kt with gusts up to 30 kt. seas 3 to
5 ft, building to 5 to 7 ft after midnight. wave detail: s 5 ft at
5 seconds, becoming s 7 ft at 6 seconds. patchy fog after midnight.
a chance of rain towards daybreak. vsby 1 nm or less after midnight.
.fri...s winds 25 to 30 kt, increasing to 30 to 40 kt in the
afternoon. seas 7 to 10 ft, building to 9 to 13 ft in the afternoon.
wave detail: s 10 ft at 7 seconds, becoming s 12 ft at 9 seconds.
rain. areas of fog in the morning. patchy fog in the afternoon. vsby
1 nm or less, increasing to 1 to 3 nm in the afternoon. 
.fri night...w winds 25 to 30 kt with gusts up to 40 kt. seas 9 to
12 ft. wave detail: se 12 ft at 10 seconds and sw 7 ft at 6 seconds.
.sat...w winds 25 to 30 kt with gusts up to 40 kt, diminishing to
15 to 20 kt with gusts up to 30 kt in the afternoon. seas 6 to 9 ft,
subsiding to 5 to 7 ft in the afternoon. wave detail: se 8 ft at
11 seconds and w 6 ft at 6 seconds, becoming se 6 ft at 12 seconds
and w 4 ft at 5 seconds. 
.sat night...sw winds 20 to 25 kt with gusts up to 40 kt. seas 5 to
7 ft. wave detail: s 6 ft at 6 seconds and se 5 ft at 11 seconds. 
.sun...w winds 25 to 30 kt with gusts up to 40 kt. seas 5 to 7 ft.
wave detail: s 6 ft at 6 seconds and s 6 ft at 9 seconds. 
.sun night...nw winds 25 to 30 kt with gusts up to 40 kt. seas 5 to
7 ft. 
.mon...nw winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. gusts up to 35 kt. seas 4 to 6 ft. 
.mon night...nw winds 15 to 20 kt with gusts up to 30 kt, becoming w
10 to 15 kt with gusts up to 20 kt after midnight. seas 3 to 5 ft. 
.tue...sw winds 10 to 15 kt with gusts up to 20 kt, increasing to
15 to 20 kt with gusts up to 30 kt in the afternoon. seas 3 to 5 ft.
a chance of snow in the morning, then snow and rain likely in the
afternoon. vsby 1 nm or less. 
.tue night...w winds 15 to 20 kt with gusts up to 30 kt. seas 4 to
6 ft. a chance of rain and snow in the evening. vsby 1 nm or less.  

$$