Port Update
Boston, MA
September 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
Sunny, 61° F
Feels Like 59° F
Today’s High 80° F
Wind, SW 9 mph
Humidity 89%
Visibility 10.0 mi
Pressure 29.99 in
Some sunshine giving way to clouds and warmer; an afternoon shower in places.
Synopsis for Massachusetts and Rhode Island coastal waters:
A cold front will move south into southern New Eng this afternoon
and tonight, then stall over the southern waters Wed as high pres
builds south from the Maritimes to the Gulf of Maine. The front will
return as a warm front Thu into Thu evening followed by a weak cold
front Fri. Weak high pres will build over the waters Sat, then a
cold front will move south across the region Sun.
Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary:
...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY EVENING...
.TODAY...SW winds 10 to 15 kt. Gusts up to 20 kt this morning.
Seas 3 to 5 ft. Wave Detail: SE 5 ft at 12 seconds and SW 2 ft at
3 seconds. A slight chance of showers this afternoon.
.TONIGHT...W winds 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: SE
5 ft at 10 seconds and SW 1 foot at 3 seconds. Patchy fog.
Showers likely. Vsby 1 to 3 NM after midnight.
.WED...NE winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. Seas 3 to 5 ft. Wave Detail: SE 5 ft at 12 seconds and
E 3 ft at 7 seconds. Patchy fog. Showers likely in the morning. A
chance of showers in the afternoon. Vsby 1 NM or less.
.WED NIGHT...E winds around 10 kt. Gusts up to 20 kt in the
evening. Seas 3 to 5 ft. Wave Detail: SE 4 ft at 11 seconds and
NE 3 ft at 5 seconds. A chance of showers in the evening, then
showers likely after midnight. Vsby 1 to 3 NM in the evening.
.THU...SE winds around 10 kt. Seas 3 to 4 ft. Wave Detail: SE
3 ft at 10 seconds and SE 2 ft at 4 seconds. Showers likely. Vsby
1 to 3 NM in the afternoon.
.THU NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. Wave Detail: E 3 ft at 6 seconds and SE 3 ft at
10 seconds. Showers. Vsby 1 to 3 NM.
.FRI...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
3 ft. Showers likely.
.FRI NIGHT THROUGH SAT NIGHT...SW winds 5 to 10 kt. Seas 2 to
3 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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