Port Update
Boston, MA
November 04, 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
Sunny, 47° F
Feels Like 36° F
Today’s High 55° F
Wind, W 17 mph
Humidity 55%
Visibility 10.0 mi
Pressure 29.75 in
Mostly sunny and windy.
Synopsis for Massachusetts and Rhode Island coastal waters:
High pres over the TN Valley will build into the region Tue and Wed.
Another low pres passes over the waters Wed night into Thu is
replaced by high pres late Thu into Fri. Low pres returns over the
weekend.
Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary:
...GALE WARNING IN EFFECT UNTIL 7 PM EST THIS EVENING...
.TODAY...NW winds 25 to 30 kt with gusts up to 45 kt. Seas 5 to
8 ft. Wave Detail: W 7 ft at 6 seconds and SE 1 foot at
10 seconds.
.TONIGHT...W winds 25 to 30 kt with gusts up to 40 kt,
diminishing to 15 to 20 kt with gusts up to 30 kt after midnight.
Seas 5 to 7 ft. Wave Detail: NW 7 ft at 6 seconds and S 1 foot at
8 seconds.
.WED...W winds 10 to 15 kt, becoming SW in the afternoon. Gusts
up to 25 kt. Seas 2 to 4 ft. Wave Detail: W 3 ft at 5 seconds and
SE 1 foot at 9 seconds.
.WED NIGHT...SW winds 15 to 20 kt with gusts up to 30 kt,
becoming W 30 to 40 kt with gusts up to 50 kt after midnight.
Seas 3 to 4 ft, building to 4 to 6 ft after midnight. Wave
Detail: SW 4 ft at 4 seconds and S 2 ft at 9 seconds, becoming SW
6 ft at 6 seconds and SE 1 foot at 12 seconds. Rain.
.THU...NW winds 30 to 35 kt with gusts up to 45 kt, diminishing
to 25 to 30 kt with gusts up to 35 kt in the afternoon. Seas 6 to
9 ft. Wave Detail: W 9 ft at 6 seconds and N 2 ft at 6 seconds. A
chance of rain in the morning.
.THU NIGHT...NW winds 20 to 25 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: NW 6 ft at 6 seconds and SE 1 foot at 12 seconds,
becoming NW 4 ft at 6 seconds and S 1 foot at 9 seconds.
.FRI...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to
4 ft.
.FRI NIGHT AND SAT...SW winds 15 to 20 kt with gusts up to 30 kt.
Seas 3 to 5 ft. Rain likely.
.SAT NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas
2 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..
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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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