Daily Update
Boston, MA
December 20, 2024
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 snow, 33° F
Feels Like 34° F
Today’s High 40° F
Wind, NNE 4 mph
Humidity 79%
Visibility 2.0 mi
Pressure 30.11 in
Cloudy; a morning snow shower in spots followed by periods of snow and rain this afternoon, up to 1"; snow and deteriorating travel conditions expected tonight.
Synopsis for Massachusetts and Rhode Island coastal waters:
An offshore coastal storm will bring periods of rain and wet snow
today into Saturday, in addition to building seas, and strong
northeast wind today and northwest wind Saturdays. High pressure
returns Sunday with very cold temperatures, which may lead to
localized freezing spray early morning. Dry and cold conditions
continues Monday and Tuesday.
Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary:
...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EST THIS AFTERNOON
THROUGH SATURDAY EVENING...
.TODAY...E winds 10 to 15 kt, becoming NE 15 to 20 kt this
afternoon. Gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: N 4 ft
at 4 seconds and SE 2 ft at 8 seconds. A chance of showers this
afternoon with vsby 1 to 3 NM.
.TONIGHT...NE winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to
7 ft, building to 7 to 9 ft after midnight. Wave Detail: NE 7 ft
at 6 seconds and SE 2 ft at 9 seconds, becoming NE 7 ft at
7 seconds and E 5 ft at 8 seconds. A chance of snow showers. A
chance of showers in the evening. Vsby 1 NM or less, increasing
to 1 to 3 NM after midnight.
.SAT...N winds 20 to 25 kt, becoming NW 15 to 20 kt in the
afternoon. Gusts up to 30 kt. Seas 6 to 9 ft. Wave Detail: E 7 ft
at 8 seconds and N 6 ft at 7 seconds. A chance of snow showers in
the afternoon.
.SAT NIGHT...NW winds around 20 kt with gusts up to 25 kt. Seas
5 to 8 ft. Wave Detail: NE 7 ft at 9 seconds and N 4 ft at
6 seconds.
.SUN...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft. Wave Detail: N 4 ft at 6 seconds and SE 4 ft at 10 seconds.
.SUN NIGHT...N winds 10 to 15 kt with gusts up to 20 kt. Seas
3 to 5 ft. Wave Detail: N 4 ft at 6 seconds and SE 2 ft at
10 seconds.
.MON...W winds 5 to 10 kt. Seas 2 to 4 ft.
.MON NIGHT...SW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of
snow.
.TUE AND TUE NIGHT...SW winds around 10 kt, becoming N. Seas 2 to
3 ft. A chance of rain and snow. Vsby 1 to 3 NM.
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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