fzus51 kbox 181105
cwfbox
expires:202606190000;;952624

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 am edt thu jun 18 2026

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


anz230-190000-
boston harbor-
705 am edt thu jun 18 2026

...gale warning in effect from 1 pm this afternoon to 7 pm edt
this evening...

.today...s winds 15 to 20 kt with gusts up to 25 kt, increasing
to 20 to 25 kt with gusts up to 35 kt this afternoon. waves
around 2 ft. a chance of showers this morning, then showers
likely with a slight chance of tstms this afternoon. 
.tonight...sw winds 20 to 25 kt with gusts up to 30 kt, becoming
w 10 to 15 kt with gusts up to 20 kt after midnight. waves around
2 ft. a chance of showers in the evening. 
.fri...w winds around 15 kt with gusts up to 20 kt. waves around
2 ft. 
.fri night...w winds around 15 kt with gusts up to 20 kt. waves
around 2 ft. 
.sat and sat night...w winds 15 to 20 kt with gusts up to 25 kt.
waves around 2 ft. 
.sun...nw winds 5 to 10 kt. waves 1 foot or less. a chance of
showers. 
.sun night...sw winds around 5 kt. waves 1 foot or less. a chance
of showers. 
.mon and mon night...se winds 5 to 10 kt, becoming w 10 to 15 kt.
waves around 2 ft. showers likely.  

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 181105
cwfbox
expires:202606190000;;952615

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 am edt thu jun 18 2026

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


anz231-190000-
cape cod bay-
705 am edt thu jun 18 2026

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

.today...s winds 15 to 20 kt with gusts up to 25 kt, increasing
to 20 to 25 kt with gusts up to 35 kt this afternoon. seas 2 to
3 ft. wave detail: s 3 ft at 4 seconds and sw 2 ft at 7 seconds.
a chance of showers with a slight chance of tstms this afternoon.
.tonight...sw winds 20 to 25 kt with gusts up to 35 kt,
diminishing to 10 to 15 kt with gusts up to 20 kt after midnight.
seas 3 to 5 ft, subsiding to 2 ft after midnight. wave detail: s
3 ft at 4 seconds and se 3 ft at 7 seconds, becoming sw 2 ft at
4 seconds and e 2 ft at 8 seconds. patchy fog. vsby 1 to 3 nm in
the evening. 
.fri...sw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: sw 2 ft at 3 seconds and e 2 ft at 8 seconds. 
.fri night...w winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 3 ft. wave detail: w 2 ft at 3 seconds and e 1 foot at
7 seconds. 
.sat and sat night...w winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. wave detail: w 2 ft at 4 seconds and e 2 ft at
8 seconds. 
.sun and sun night...w winds 5 to 10 kt, becoming sw. seas 1 foot
or less. wave detail: nw 1 foot at 4 seconds and ne 1 foot at
8 seconds. 
.mon and mon night...s winds 5 to 10 kt, becoming sw 10 to 15 kt.
gusts up to 20 kt. seas 2 to 3 ft. showers likely.  

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 kbox 181105
cwfbox
expires:202606190000;;952613

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 am edt thu jun 18 2026

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


anz250-190000-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
705 am edt thu jun 18 2026

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

.today...s winds 15 to 20 kt with gusts up to 25 kt, increasing
to 20 to 25 kt with gusts up to 40 kt this afternoon. seas 2 to
4 ft, building to 4 to 6 ft this afternoon. wave detail: s 4 ft
at 4 seconds and w 1 foot at 7 seconds, becoming se 6 ft at
6 seconds and w 1 foot at 7 seconds. a slight chance of showers
this morning, then a chance of showers with a slight chance of
tstms this afternoon. patchy fog this afternoon with vsby 1 to
3 nm. 
.tonight...sw winds 20 to 25 kt with gusts up to 35 kt,
diminishing to 10 to 15 kt with gusts up to 20 kt after midnight.
seas 4 to 6 ft. wave detail: s 6 ft at 6 seconds and w 2 ft at
5 seconds. patchy fog. vsby 1 to 3 nm in the evening. 
.fri...sw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
4 ft. wave detail: se 3 ft at 7 seconds and sw 2 ft at 4 seconds.
.fri night...w winds 10 to 15 kt with gusts up to 25 kt. seas
2 to 4 ft. wave detail: sw 3 ft at 4 seconds and w 3 ft at
4 seconds. 
.sat and sat night...w winds 10 to 15 kt with gusts up to 25 kt.
seas 2 to 4 ft. wave detail: w 3 ft at 4 seconds and sw 2 ft at
4 seconds. 
.sun and sun night...sw winds 5 to 10 kt. seas around 2 ft. wave
detail: w 2 ft at 4 seconds and se 1 foot at 9 seconds. 
.mon...s winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
4 ft. showers likely. 
.mon night...sw winds 10 to 15 kt with gusts up to 20 kt. seas
4 to 6 ft. showers likely.  

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 180627
cwfgyx
expires:202606182030;;939951

coastal waters forecast
national weather service gray me
227 am edt thu jun 18 2026

coastal waters from stonington me to merrimack river ma out to 60 nm


anz154-182030-
coastal waters from cape elizabeth, me to merrimack river, ma out
25 nm-
227 am edt thu jun 18 2026

...gale warning in effect from noon edt today through this evening...

.today...s winds 10 to 15 kt with gusts up to 20 kt, increasing to
25 to 30 kt with gusts up to 35 kt. seas 2 to 4 ft, building to 5 to
7 ft this afternoon. wave detail: s 3 ft at 4 seconds, becoming se
7 ft at 8 seconds and se 5 ft at 5 seconds. patchy fog early this
morning. patchy fog late this morning and afternoon. showers.
scattered tstms this afternoon. vsby 1 to 3 nm late this morning and
afternoon. 
.tonight...s winds 20 to 25 kt with gusts up to 35 kt, becoming sw
10 to 15 kt with gusts up to 20 kt after midnight. seas 5 to 7 ft.
wave detail: se 7 ft at 7 seconds. showers likely with scattered
tstms in the evening with vsby 1 to 3 nm. 
.fri...sw winds 10 to 15 kt with gusts up to 20 kt. seas 3 to 5 ft.
wave detail: se 5 ft at 7 seconds. 
.fri night...w winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
4 ft. wave detail: se 4 ft at 8 seconds and sw 2 ft at 4 seconds. 
.sat...w winds 10 to 15 kt with gusts up to 20 kt. seas 2 to 4 ft.
wave detail: w 2 ft at 4 seconds and se 2 ft at 8 seconds. 
.sat night...w winds 5 to 10 kt. seas 2 to 3 ft. wave detail: w 2 ft
at 3 seconds and se 2 ft at 8 seconds. 
.sun...w winds 5 to 10 kt, becoming s in the afternoon. seas 2 to
3 ft. 
.sun night...sw winds around 5 kt. seas around 2 ft. 
.mon...s winds around 5 kt, becoming se in the afternoon. seas
1 foot or less, then 2 to 3 ft in the afternoon. a chance of
showers. 
.mon night...se winds around 10 kt, becoming n after midnight. seas
2 to 4 ft. showers likely.  

winds and seas higher in and near tstms.

$$