Port Update
Boston, MA
May 27, 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, 65° F
Feels Like 73° F
Today’s High 76° F
Wind, W 1 mph
Humidity 65%
Visibility 10.0 mi
Pressure 30.32 in
Partly sunny, pleasant and warmer.
Synopsis for Massachusetts and Rhode Island coastal waters:
High pressure builds over the region through Tuesday and then moves
offshore Wednesday. Weak low pressure will approach the region
from the west late this week.
Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary:
.TODAY...W winds around 5 kt, becoming S this afternoon. Seas
around 2 ft this morning, then 1 foot or less. Wave Detail: SW
1 foot at 2 seconds and E 1 foot at 9 seconds, becoming SW 1 foot
at 2 seconds and E 1 foot at 10 seconds.
.TONIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW
2 ft at 3 seconds and SE 1 foot at 10 seconds.
.WED...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW
2 ft at 3 seconds and SE 1 foot at 10 seconds.
.WED NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail:
SW 2 ft at 3 seconds and SE 1 foot at 10 seconds.
.THU...S winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft
at 3 seconds and SE 1 foot at 10 seconds. A chance of showers.
.THU NIGHT...S winds 10 to 15 kt with gusts up to 20 kt, becoming
SW after midnight. Seas 2 to 3 ft. Wave Detail: SE 3 ft at
8 seconds and S 2 ft at 4 seconds. A chance of showers.
.FRI THROUGH SAT...SW winds 10 to 15 kt with gusts up to 20 kt.
Seas 2 to 4 ft. A chance of showers.
.SAT NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 5 ft. A chance of showers.
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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