Port Update
Boston, MA
March 30, 2026
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.
Cape Cod Canal Update:
Atlas Painting and Sheeting Corp. will be conducting bridge sandblasting and painting operations on the Buzzards BayRailroad Bridge over the Cape Cod Canal beginning 9 March 2026 through 31 December 2026. Scaffolding will reduce the vertical clearance from 135 feet to 130 feet MHW.
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, 45° F
Feels Like 37° F
Today’s High 65° F
Wind, SSW 15 mph
Humidity 79%
Visibility 10.0 mi
Pressure 30.17 in
Mostly cloudy and breezy.
Synopsis for Massachusetts and Rhode Island coastal waters:
High pres S of the waters will maintain gusty SW winds today. A
backdoor cold front approaches from the N tonight, and lingers
nearby into Tue. A low pres moving across the Great Lakes into
the Saint Lawrence Valley will bring a round of showers to the
waters tonight later Tue into Wed. Another low pres should
approach the Great Lakes late this week, meaning more possible
showers Thu into Fri.
Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary:
...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING...
.TODAY...SW winds 15 to 20 kt, increasing to 20 to 25 kt this
afternoon. Gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: S 4 ft
at 5 seconds and E 1 foot at 8 seconds. A slight chance of rain
this afternoon.
.TONIGHT...SW winds 15 to 20 kt, diminishing to 10 to 15 kt after
midnight. Gusts up to 30 kt. Seas 3 to 5 ft. Wave Detail: S 4 ft
at 6 seconds and E 1 foot at 8 seconds. A chance of rain after
midnight.
.TUE...S winds 10 to 15 kt. Gusts up to 20 kt in the afternoon.
Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and SE 2 ft at
7 seconds. Rain likely, mainly in the morning.
.TUE NIGHT...S winds 15 to 20 kt, becoming SW 20 to 25 kt after
midnight. Gusts up to 30 kt. Seas 2 to 4 ft, building to 4 to
6 ft after midnight. Wave Detail: S 3 ft at 5 seconds, becoming S
5 ft at 6 seconds and NE 2 ft at 6 seconds. A chance of rain
after midnight.
.WED...SW winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. Gusts up to 30 kt. Seas 5 to 7 ft. Wave Detail: S 5 ft
at 6 seconds and NE 2 ft at 6 seconds. A chance of rain.
.WED NIGHT...NW winds 15 to 20 kt, becoming NE after midnight.
Seas 3 to 5 ft. Wave Detail: N 3 ft at 4 seconds and SE 3 ft at
7 seconds. A chance of rain.
.THU THROUGH FRI NIGHT...SW winds 15 to 20 kt with gusts up to
25 kt. Seas 3 to 5 ft. A chance of rain.
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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