(1/2)
Latest Coastal Waters Forecast by KBOX
Issued 10/21/2026 1:04 AM America/New_York.
Valid through 10/21/2026 2:00 PM America/New_York.
fzus51 kbox 210504
cwfbox
expires:202610211800;;919962
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 am edt wed oct 21 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz230-211800-
boston harbor-
103 am edt wed oct 21 2026
...small craft advisory in effect through late tonight...
.rest of tonight...ne winds 20 to 25 kt with gusts up to 30 kt.
waves 2 to 3 ft.
.wed...ne winds 20 to 25 kt with gusts up to 30 kt. waves 2 to
3 ft.
.wed night...ne winds 15 to 20 kt with gusts up to 25 kt. waves
2 to 3 ft.
.thu...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.
.thu night through fri night...nw winds 20 to 25 kt. waves around
2 ft, except 3 to 5 ft at the outer harbor entrance.
.sat through sun night...sw winds 5 to 10 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.
$$
(2/2)
Latest Coastal Waters Forecast by KBOX
Issued 10/21/2026 1:04 AM America/New_York.
Valid through 10/21/2026 2:00 PM America/New_York.
fzus51 kbox 210504
cwfbox
expires:202610211800;;919963
coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 am edt wed oct 21 2026
coastal waters from the merrimack river ma to watch hill ri out
to 60 nm
anz236-211800-
narragansett bay-
103 am edt wed oct 21 2026
...small craft advisory in effect through late tonight...
.rest of tonight...ne winds 15 to 20 kt with gusts up to 30 kt.
waves around 3 ft.
.wed...ne winds 20 to 25 kt with gusts up to 30 kt. waves around
3 ft.
.wed night...n winds 15 to 20 kt, increasing to 20 to 25 kt after
midnight. gusts up to 30 kt. waves around 3 ft. patchy fog in the
evening. a chance of tstms in the evening.
.thu...n winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. gusts up to 30 kt. waves 2 to 3 ft.
.thu night through fri night...n winds 15 to 20 kt with gusts up
to 25 kt. waves 2 to 3 ft.
.sat through sun night...sw winds 5 to 10 kt. waves around 2 ft.
winds and waves higher in and near tstms.
seas are reported as significant wave height, which is the
average of the highest third of the waves. individual wave
heights may be more than twice the significant wave height.
$$
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