Port Update
Boston, MA
May 23, 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
Cloudy, 46° F
Feels Like 35° F
Today’s High 55° F
Wind, NNW 15 mph
Humidity 85%
Visibility 10.0 mi
Pressure 29.68 in
Cloudy, breezy and cool with a couple of showers.
Synopsis for Massachusetts and Rhode Island coastal waters:
Improving weather conditions today, and especially over this
weekend, as the departing storm weakens and drifts into the
Maritimes. High pres expected over the waters early next week.
Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary:
.TODAY...NW winds 25 to 30 kt with gusts up to 35 kt, becoming W
15 to 20 kt with gusts up to 25 kt this afternoon. Seas 9 to
13 ft, subsiding to 6 to 9 ft this afternoon. Wave Detail: E
13 ft at 10 seconds and NW 2 ft at 6 seconds, becoming E 9 ft at
10 seconds and N 4 ft at 6 seconds. Showers this morning. A
slight chance of showers this afternoon. Patchy fog this morning
with vsby 1 NM or less.
.TONIGHT...SW winds 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: E
6 ft at 9 seconds and N 2 ft at 6 seconds. A chance of showers.
Patchy fog after midnight.
.SAT...W winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: E 4 ft at
9 seconds and SW 1 foot at 6 seconds.
.SAT NIGHT...W winds 5 to 10 kt. Seas around 3 ft. Wave Detail: E
3 ft at 9 seconds and W 2 ft at 3 seconds.
.SUN AND SUN NIGHT...NW winds 5 to 10 kt. Seas 2 to 3 ft. Wave
Detail: NW 2 ft at 3 seconds and E 2 ft at 9 seconds.
.MON THROUGH TUE NIGHT...SW winds 5 to 10 kt. Seas around 2 ft.
Wave Detail: E 2 ft at 9 seconds and NW 1 foot at 3 seconds.
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
Please visit our Boston Port site at:
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