Port Update
Boston, MA
October 20, 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
Mostly cloudy, 60° F
Feels Like 54° F
Today’s High 66° F
Wind, SE 14 mph
Humidity 92%
Visibility 10.0 mi
Pressure 29.81 in
Cloudy and windy; periods of rain, some heavy this morning followed by a shower this afternoon.
Synopsis for Massachusetts and Rhode Island coastal waters:
Strong frontal system will bring a brief period of heavy rain and
gale force winds this morning. Winds remain gusty turning to the WSW
at 25-35 knots. High pres briefly builds in tue, but winds remain
WSW at 20-25 knots. Another low pres system looks to move through on
Wed.
Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary:
..GALE WARNING IN EFFECT UNTIL 5 PM EDT THIS AFTERNOON...
.TODAY...SE winds 20 to 25 kt with gusts up to 35 kt. Seas 5 to
8 ft. Wave Detail: SE 7 ft at 7 seconds. A chance of showers this
morning, then showers with a slight chance of tstms this
afternoon. Patchy fog this afternoon with vsby 1 to 3 NM.
.TONIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 5 to
7 ft, subsiding to 4 to 5 ft after midnight. Wave Detail: E 5 ft
at 8 seconds and S 4 ft at 5 seconds, becoming SW 4 ft at
5 seconds and E 4 ft at 8 seconds.
.TUE...SW winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. Gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: SW
4 ft at 5 seconds and E 3 ft at 10 seconds.
.TUE NIGHT...S winds 10 to 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. Wave Detail: SW 3 ft at 4 seconds and E 2 ft at
10 seconds. A chance of showers after midnight.
.WED...S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to
4 ft. Wave Detail: S 3 ft at 4 seconds and E 2 ft at 11 seconds.
Showers. Vsby 1 to 3 NM.
.WED NIGHT...SW winds around 15 kt with gusts up to 20 kt. Seas
2 to 3 ft. Wave Detail: SW 3 ft at 5 seconds and E 2 ft at
11 seconds. Showers likely in the evening.
.THU AND THU NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt.
Seas 2 to 4 ft. A chance of showers.
.FRI AND FRI NIGHT...W 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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