Port Update
Boston, MA
March 21, 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. 35-00 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, 44° F
Feels Like 34° F
Today’s High 47° F
Wind, NNW 9 mph
Humidity 100%
Visibility 6.0 mi
Pressure 29.37 in
Becoming windier; foggy this morning with rain and drizzle, then clearing this afternoon.
Synopsis for Massachusetts and Rhode Island coastal waters:
Low pres will move into the Gulf of Maine today. Weak high pres
follows tonight. A cold front will move E from the Gt Lakes Sat,
sweeping across the waters Sat night. High pres builds S of the
waters Sun, then a frontal system will cross the region Sun night
into Mon. Low pres will move to the Maritimes Tue.
Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary:
...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY MORNING...
.TODAY...N winds 20 to 25 kt, becoming NW this afternoon. Gusts
up to 35 kt. Seas 5 to 7 ft. Wave Detail: E 6 ft at 11 seconds
and NW 5 ft at 4 seconds. Rain, mainly this morning. Patchy fog
this morning. Vsby 1 NM or less, increasing to 1 to 3 NM this
afternoon.
.TONIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to
7 ft. Wave Detail: NW 5 ft at 5 seconds and E 5 ft at 10 seconds.
.SAT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. Wave Detail: W 4 ft at 5 seconds and E 4 ft at 9 seconds.
.SAT NIGHT...SW winds 15 to 20 kt, becoming NW 20 to 25 kt after
midnight. Gusts up to 30 kt. Seas 3 to 5 ft, building to 5 to
7 ft after midnight. Wave Detail: SW 4 ft at 4 seconds and E 2 ft
at 9 seconds, becoming W 5 ft at 5 seconds and E 2 ft at
9 seconds.
.SUN...NW 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: NW
5 ft at 5 seconds and SE 1 foot at 9 seconds.
.SUN NIGHT...W winds 10 to 15 kt, becoming SW after midnight.
Gusts up to 20 kt. Seas 2 to 4 ft. Wave Detail: W 3 ft at
5 seconds and NE 1 foot at 8 seconds. A chance of rain after
midnight.
.MON...S winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. Rain.
.MON NIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas
4 to 6 ft. Rain.
.TUE AND TUE NIGHT...W winds 10 to 15 kt. Gusts up to 20 kt. Seas
2 to 4 ft.
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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