Daily Update
Philadelphia / Delaware River & Bay
December 03, 2024
Notices
Moran Shipping Agencies at Port Philadelphia & Wilmington, DE.
Port Security - MARSEC Level 1
Local Time – GMT -5
Maintenance Dredging
Dredging will be conducted in Marcus Hook Range and Marcus Hook Anchorage (No. 7) on the Delaware River from November 11, 2024, through approximately March 15, 2025.
Vessels desiring to anchor within Marcus Hook Anchorage must obtain permission from the COTP at least 24 hours in advance, at (215) 271-4807. The COTP will permit one vessel at a time on a “first come, first served” basis in the lower portion of the anchorage, with preference given to those vessels greater than 650’ in overall length.
Gale Watch
URGENT - MARINE WEATHER MESSAGE
National Weather Service Mount Holly NJ
300 AM EST Tue Dec 3 2024
ANZ450>455-032200-
/O.EXT.KPHI.GL.A.0014.241204T2300Z-241206T1100Z/
Coastal waters from Sandy Hook to Manasquan Inlet NJ out 20 nm-
Coastal waters from Manasquan Inlet to Little Egg Inlet NJ out
20 nm-
Coastal waters from Little Egg Inlet to Great Egg Inlet NJ out
20 nm-
Coastal waters from Great Egg Inlet to Cape May NJ out 20 nm-
Coastal waters from Cape May NJ to Cape Henlopen DE out 20 nm-
Coastal waters from Cape Henlopen to Fenwick Island DE out 20 nm-
300 AM EST Tue Dec 3 2024
...GALE WATCH NOW IN EFFECT FROM WEDNESDAY EVENING THROUGH LATE
THURSDAY NIGHT...
* WHAT...Southwest to west winds 25 to 35 kt with gusts up to 45
kt and seas 7 to 10 ft possible.
* WHERE...Portions of Atlantic coastal waters.
* WHEN...From Wednesday evening through late Thursday night.
* IMPACTS...Strong winds can cause hazardous seas which could
capsize or damage vessels and reduce visibility.
* ADDITIONAL DETAILS...Strong southwest winds will shift west
behind a strong cold front Thursday morning. The front may be
accompanied by rain or snow showers, which could restrict
visibility. The strong offshore winds could result in abnormally
low water during the Thursday late afternoon to evening low
tide, which could make navigation difficult in shallow waters.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should consider altering plans to avoid possible
hazardous conditions. Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and seas.
Weather / Marine Zone Forecast
Marine Weather
ANZ400-040100-
702 AM EST Tue Dec 3 2024
SYNOPSIS FOR THE COASTAL WATERS FROM SANDY HOOK NJ TO FENWICK ISLAND DE AND FOR DELAWARE BAY
Cold and dry high pressure will remain in place to our west and
southwest through early Wednesday. Strengthening low pressure
will then track to our north late Wednesday and Thursday,
pushing a strong cold front across our area early Thursday along
with windy conditions. Cold and dry high pressure will build
into the Ohio Valley Friday through Saturday before weakening
into our area through Sunday. A weak low pressure system and
front may impact the region late Saturday.
ANZ454-040100--Coastal waters from Cape May NJ to Cape Henlopen DE out 20 nm-
702 AM EST Tue Dec 3 2024
GALE WATCH IN EFFECT FROM WEDNESDAY EVENING THROUGH LATE THURSDAY NIGHT
TODAY
NW winds 15 to 20 kt. Seas 2 to 3 ft. Wave Detail: N
3 ft at 4 seconds and SE 1 foot at 9 seconds.
TONIGHT
NW winds 15 to 20 kt, diminishing to 10 to 15 kt after
midnight. Seas 2 to 3 ft. Wave Detail: N 3 ft at 4 seconds and SE
1 foot at 9 seconds.
WED
W winds 10 to 15 kt, becoming SW 20 to 25 kt with gusts up
to 30 kt in the afternoon. Seas 2 to 3 ft, building to 3 to 5 ft
in the afternoon. Wave Detail: W 2 ft at 4 seconds and NE 1 foot
at 4 seconds, becoming SW 5 ft at 5 seconds and NE 1 foot at
4 seconds.
WED NIGHT
SW winds 25 to 30 kt with gusts up to 40 kt. Seas
5 to 7 ft, building to 6 to 9 ft after midnight. Wave Detail: S
7 ft at 6 seconds and S 7 ft at 9 seconds, becoming S 9 ft at
8 seconds. A chance of showers after midnight.
THU
W winds 30 to 35 kt with gusts up to 45 kt. Seas 6 to
9 ft. Wave Detail: S 9 ft at 9 seconds and W 8 ft at 6 seconds.
Showers likely in the morning with vsby 1 to 3 NM.
THU NIGHT
W winds 30 to 35 kt with gusts up to 45 kt. Seas
5 to 7 ft. Wave Detail: W 7 ft at 6 seconds and S 2 ft at
9 seconds.
FRI
NW winds 25 to 30 kt. Seas 4 to 6 ft.
FRI NIGHT
NW winds 20 to 25 kt, diminishing to 10 to 15 kt
after midnight. Seas 2 to 4 ft.
SAT
W winds 10 to 15 kt. Seas around 2 ft.
SAT NIGHT
W winds 10 to 15 kt. Seas 2 to 3 ft.
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