Port Update
Boston, MA
September 25, 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
Light rain, 64° F
Feels Like 61° F
Today’s High 71° F
Wind, E 5 mph
Humidity 100%
Visibility 3.0 mi
Pressure 30.03 in
Areas of morning fog; humid with periods of rain and a thunderstorm.
Synopsis for Massachusetts and Rhode Island coastal waters:
A warm front will lift across the waters through this afternoon
followed by a weak cold front Fri. Weak high pres will build over the
waters this weekend into early next week. A strong cold front will
push to the south Tue which will keep Humberto offshore.
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 FRIDAY MORNING...
.TODAY...SE winds 10 to 15 kt, increasing to 15 to 20 kt this
afternoon. Gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: E 4 ft
at 9 seconds and SE 2 ft at 4 seconds. Patchy fog. Showers. A
slight chance of tstms this afternoon. Vsby 1 NM or less.
.TONIGHT...S winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. Wave Detail: S 4 ft at 4 seconds and E 4 ft at 7 seconds.
Patchy fog. A chance of showers in the evening. Vsby 1 NM or
less.
.FRI...SW winds 10 to 15 kt with gusts up to 20 kt, diminishing
to 5 to 10 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: SE
4 ft at 9 seconds and SW 3 ft at 4 seconds. Patchy fog in the
morning with vsby 1 to 3 NM.
.FRI NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas
2 to 3 ft. Wave Detail: SE 3 ft at 9 seconds and W 1 foot at
3 seconds.
.SAT...N winds around 10 kt, becoming E in the afternoon. Seas
2 to 3 ft. Wave Detail: SE 2 ft at 8 seconds and NW 1 foot at
3 seconds.
.SAT NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail:
SE 2 ft at 6 seconds.
.SUN THROUGH MON NIGHT...NW winds 10 to 15 kt. Seas 2 to 3 ft.
Winds and seas 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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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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