Port Update
Boston, MA
September 30, 2025
Notices
BOSTON Harbor is at MARSEC Level 1
BOSTON CBP has noted the following:
Crew changes are being permitted. Offsigner flights need to be vetted by CBP in advance.
Shore leave is permitted.
Current Maximum Drafts at Oil Terminals
Current Maximum Drafts at Oil Terminals
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Citgo Braintree 34-09 Brakish Water
Global Chelsea 32-00 Salt Water
Global Revere 32-00 Salt Water
Global Eastern Ave. 37-00 BERTH DEPTH, Salt Water
Irving Revere 36-00 Salt Water
Sprague Deepwater 34-00 BERTH DEPTH, Salt Water
Sunoco East Boston 36-06 Salt Water
TRT Quincy 28-00 Salt Water
McArdle Bridge Update
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The McArdle Bridge is operating on normal
on demand bridge openings for marine traffic.
Chelsea Street Bridge Update
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The Chelsea Street Bridge is operating on normal
on demand bridge openings for marine traffic.
Fore River Bridge Update
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The Fore River Bridge is operating on normal
on demand bridge openings for marine traffic.
Tides / Currents
Weather / Marine Zone Forecast
Current weather
Partly Sunny, 65° F
Feels Like 64° F
Today’s High 75° F
Wind, NW 6 mph
Humidity 58%
Visibility 10.0 mi
Pressure 30.09 in
Sun and areas of high clouds and pleasant.
Synopsis for Massachusetts and Rhode Island coastal waters:
A cold front will pass south of the waters today, to be followed by
strong high pres tonight. Increasing NE winds to gale force are and
building seas are expected late tonight and Wed as Humberto makes
its closest approach. High pres then settles over the waters late in
the week, allowing for light winds..
Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary:
..SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON
THROUGH LATE WEDNESDAY NIGHT...
.TODAY...N winds 10 to 15 kt, becoming NE this afternoon. Gusts
up to 20 kt. Seas 3 to 5 ft. Wave Detail: SE 5 ft at 14 seconds
and NE 4 ft at 4 seconds.
.TONIGHT...NE winds 15 to 20 kt, increasing to 20 to 25 kt after
midnight. Gusts up to 30 kt. Seas 5 to 7 ft. Wave Detail: NE 7 ft
at 6 seconds and SE 4 ft at 14 seconds.
.WED...N winds around 25 kt with gusts up to 30 kt. Seas 7 to
10 ft. Wave Detail: NE 9 ft at 7 seconds and SE 4 ft at
14 seconds.
.WED NIGHT...NE winds 20 to 25 kt with gusts up to 30 kt. Seas
7 to 10 ft. Wave Detail: NE 9 ft at 7 seconds and SE 5 ft at
15 seconds.
.THU...NE winds 15 to 20 kt with gusts up to 25 kt, diminishing
to 10 to 15 kt in the afternoon. Seas 6 to 9 ft, subsiding to
5 to 7 ft in the afternoon. Wave Detail: NE 8 ft at 8 seconds and
SE 4 ft at 13 seconds, becoming NE 6 ft at 8 seconds and SE 3 ft
at 11 seconds.
.THU NIGHT...E winds 5 to 10 kt, becoming SW after midnight. Seas
4 to 6 ft. Wave Detail: E 5 ft at 8 seconds and SE 2 ft at
11 seconds.
.FRI THROUGH SAT NIGHT...SW winds 5 to 10 kt. Seas 3 to 5 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.
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MSA Useful Links
MSA Useful Links
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Army Corp of Engineers
Boston Harbor Pilot Association, LLC
NOAA
Chart viewer - handy tool for chart reference
Weather WEB Sites
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