Daily Update
Philadelphia / Delaware River & Bay
January 09, 2025
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 Warning
URGENT - MARINE WEATHER MESSAGE
National Weather Service Mount Holly NJ
316 AM EST Thu Jan 9 2025
ANZ454-455-092130-
/O.CON.KPHI.GL.W.0002.000000T0000Z-250110T0900Z/
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-
316 AM EST Thu Jan 9 2025
...GALE WARNING REMAINS IN EFFECT UNTIL 4 AM EST FRIDAY...
* WHAT...Northwest winds 25 to 35 kt with gusts up to 40 kt and
seas 4 to 7 ft.
* WHERE...Coastal waters from Cape May NJ to Cape Henlopen DE
out 20 nm and Coastal waters from Cape Henlopen to Fenwick
Island DE out 20 nm.
* WHEN...Until 4 AM EST Friday.
* IMPACTS...Strong winds will cause hazardous seas which could
capsize or damage vessels and reduce visibility.
* ADDITIONAL DETAILS...Periods of freezing spray possible through
this morning. Abnormally low water near the low tides through
Friday morning could make navigation difficult in shallow
waters.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.
Weather / Marine Zone Forecast
Marine Weather
ANZ400-100100-
702 AM EST Thu Jan 9 2025
SYNOPSIS FOR THE COASTAL WATERS FROM SANDY HOOK NJ TO FENWICK ISLAND DE AND FOR DELAWARE BAY
Arctic high pressure well to our west will gradually build into
our region thru the end of the week and also weaken. An area of
low pressure is forecast to develop near the Texas Gulf coast
Thursday and track east or northeast and then exit off the Mid-
Atlantic coast during Saturday. High pressure then arrives for
Sunday, followed by a cold front early next week.
ANZ454-100100- Coastal waters from Cape May NJ to Cape Henlopen DE out 20 nm-
702 AM EST Thu Jan 9 2025
GALE WARNING IN EFFECT THROUGH LATE TONIGHT
TODAY
NW winds 30 to 35 kt. Seas 5 to 7 ft. Wave Detail: NW
7 ft at 5 seconds. A chance of light freezing spray this morning.
TONIGHT
NW winds 25 to 35 kt. Seas 5 to 7 ft. Wave Detail: N
7 ft at 6 seconds.
FRI
NW winds 20 to 25 kt with gusts up to 30 kt, diminishing
to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 3 to
5 ft. Wave Detail: N 5 ft at 6 seconds.
FRI NIGHT
W winds 10 to 15 kt. Seas 2 to 3 ft. Wave Detail: NW
2 ft at 5 seconds and NE 1 foot at 7 seconds. Snow likely after
midnight with vsby 1 to 3 NM.
SAT
W winds 10 to 15 kt, becoming NW 15 to 20 kt with gusts up
to 25 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: N 3 ft at
5 seconds and S 2 ft at 5 seconds. A chance of snow in the
morning. Vsby 1 to 3 NM.
SAT NIGHT
NW winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. Seas 3 to 5 ft. Wave Detail: NW 4 ft at 4 seconds
and S 1 foot at 5 seconds.
SUN
NW winds 15 to 20 kt, diminishing to around 10 kt in the
afternoon. Seas 2 to 4 ft.
SUN NIGHT
W winds 5 to 10 kt. Seas 2 to 3 ft.
MON
W winds 5 to 10 kt. Seas around 2 ft.
MON NIGHT
W winds 10 to 15 kt, becoming NW 15 to 20 kt after
midnight. Seas 2 to 4 ft.
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