Daily Update
Philadelphia / Delaware River & Bay
December 04, 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.
Small Craft Advisory
URGENT - MARINE WEATHER MESSAGE
National Weather Service Mount Holly NJ
603 AM EST Wed Dec 4 2024
ANZ453>455-050000-
/O.CON.KPHI.SC.Y.0091.241204T1800Z-241204T2300Z/
/O.CON.KPHI.GL.W.0025.241204T2300Z-241206T1100Z/
/O.NEW.KPHI.LO.Y.0001.241205T2000Z-241206T0500Z/
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-
603 AM EST Wed Dec 4 2024
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 1 PM THIS
AFTERNOON TO 6 PM EST THIS EVENING...
...GALE WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 6 AM
EST FRIDAY...
...LOW WATER ADVISORY IN EFFECT FROM 3 PM THURSDAY TO MIDNIGHT
EST THURSDAY NIGHT...
* WHAT...For the Small Craft Advisory, southwest winds 15 to 25
kt with gusts up to 30 kt and seas 3 to 5 ft expected. For the
Gale Warning, west winds 25 to 35 kt with gusts up to 45 kt
and seas 7 to 10 ft expected. For the Low Water Advisory,
abnormally low water levels expected.
* WHERE...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 and Coastal waters from Cape Henlopen to Fenwick Island
DE out 20 nm.
* WHEN...For the Small Craft Advisory, from 1 PM this afternoon
to 6 PM EST this evening. For the Gale Warning, from 6 PM this
evening to 6 AM EST Friday. For the Low Water Advisory, from 3
PM Thursday to midnight EST Thursday night.
* IMPACTS...Strong winds will cause hazardous seas which could
capsize or damage vessels and reduce visibility. Below normal
water levels will result in hazardous navigating conditions.
* 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, as well as brief wind gusts up to 50 kt. The strong
offshore winds will 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 alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.
Mariners should navigate shallow waters with extreme caution due
to below normal water levels.
Gale Warning
Gale Warning
URGENT - MARINE WEATHER MESSAGE
National Weather Service Mount Holly NJ
603 AM EST Wed Dec 4 2024
ANZ453>455-050000-
/O.CON.KPHI.SC.Y.0091.241204T1800Z-241204T2300Z/
/O.CON.KPHI.GL.W.0025.241204T2300Z-241206T1100Z/
/O.NEW.KPHI.LO.Y.0001.241205T2000Z-241206T0500Z/
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-
603 AM EST Wed Dec 4 2024
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 1 PM THIS
AFTERNOON TO 6 PM EST THIS EVENING...
...GALE WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 6 AM
EST FRIDAY...
...LOW WATER ADVISORY IN EFFECT FROM 3 PM THURSDAY TO MIDNIGHT
EST THURSDAY NIGHT...
* WHAT...For the Small Craft Advisory, southwest winds 15 to 25
kt with gusts up to 30 kt and seas 3 to 5 ft expected. For the
Gale Warning, west winds 25 to 35 kt with gusts up to 45 kt
and seas 7 to 10 ft expected. For the Low Water Advisory,
abnormally low water levels expected.
* WHERE...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 and Coastal waters from Cape Henlopen to Fenwick Island
DE out 20 nm.
* WHEN...For the Small Craft Advisory, from 1 PM this afternoon
to 6 PM EST this evening. For the Gale Warning, from 6 PM this
evening to 6 AM EST Friday. For the Low Water Advisory, from 3
PM Thursday to midnight EST Thursday night.
* IMPACTS...Strong winds will cause hazardous seas which could
capsize or damage vessels and reduce visibility. Below normal
water levels will result in hazardous navigating conditions.
* 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, as well as brief wind gusts up to 50 kt. The strong
offshore winds will 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 alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.
Mariners should navigate shallow waters with extreme caution due
to below normal water levels.
Low Water Advisory
URGENT - MARINE WEATHER MESSAGE
National Weather Service Mount Holly NJ
603 AM EST Wed Dec 4 2024
ANZ453>455-050000-
/O.CON.KPHI.SC.Y.0091.241204T1800Z-241204T2300Z/
/O.CON.KPHI.GL.W.0025.241204T2300Z-241206T1100Z/
/O.NEW.KPHI.LO.Y.0001.241205T2000Z-241206T0500Z/
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-
603 AM EST Wed Dec 4 2024
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 1 PM THIS
AFTERNOON TO 6 PM EST THIS EVENING...
...GALE WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 6 AM
EST FRIDAY...
...LOW WATER ADVISORY IN EFFECT FROM 3 PM THURSDAY TO MIDNIGHT
EST THURSDAY NIGHT...
* WHAT...For the Small Craft Advisory, southwest winds 15 to 25
kt with gusts up to 30 kt and seas 3 to 5 ft expected. For the
Gale Warning, west winds 25 to 35 kt with gusts up to 45 kt
and seas 7 to 10 ft expected. For the Low Water Advisory,
abnormally low water levels expected.
* WHERE...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 and Coastal waters from Cape Henlopen to Fenwick Island
DE out 20 nm.
* WHEN...For the Small Craft Advisory, from 1 PM this afternoon
to 6 PM EST this evening. For the Gale Warning, from 6 PM this
evening to 6 AM EST Friday. For the Low Water Advisory, from 3
PM Thursday to midnight EST Thursday night.
* IMPACTS...Strong winds will cause hazardous seas which could
capsize or damage vessels and reduce visibility. Below normal
water levels will result in hazardous navigating conditions.
* 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, as well as brief wind gusts up to 50 kt. The strong
offshore winds will 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 alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.
Mariners should navigate shallow waters with extreme caution due
to below normal water levels.
Weather / Marine Zone Forecast
Marine Weather
ANZ400-050100-
702 AM EST Wed Dec 4 2024
SYNOPSIS FOR THE COASTAL WATERS FROM SANDY HOOK NJ TO FENWICK ISLAND DE AND FOR DELAWARE BAY
High pressure centered over the Appalachians early this morning
will continue to dominate our weather through the first part of
the day before sliding off to the south and east late day as
low pressure moves into the Great Lakes region. This
strengthening low will track to our north tonight and Thursday,
pushing a strong cold front across our area early Thursday. Cold
and dry high pressure will build into the Ohio Valley Friday
through Saturday before weakening into our area through Sunday.
The next low pressure system looks to affect the area early next
week.
ANZ454-050100--Coastal waters from Cape May NJ to Cape Henlopen DE out 20 nm-
702 AM EST Wed Dec 4 2024
SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO
6 PM EST THIS EVENING
GALE WARNING IN EFFECT FROM 6 PM EST THIS EVENING THROUGH LATE
THURSDAY NIGHT
LOW WATER ADVISORY IN EFFECT FROM 3 PM THURSDAY TO MIDNIGHT
EST THURSDAY NIGHT
TODAY
W winds around 10 kt, becoming SW late this morning,
then increasing to 15 to 20 kt with gusts up to 25 kt early this
afternoon, increasing to 20 to 25 kt with gusts up to 30 kt late.
Seas around 2 ft, building to 3 to 5 ft this 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.
TONIGHT
SW winds 25 to 35 kt, becoming 30 to 35 kt after
midnight. Seas 6 to 9 ft. Wave Detail: S 9 ft at 7 seconds and SE
1 foot at 9 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 8 seconds and W 8 ft at 5 seconds. A
chance of showers in the morning. Vsby 1 to 3 NM.
THU NIGHT
W winds 30 to 35 kt. Seas 5 to 7 ft. Wave Detail: W
7 ft at 6 seconds and S 2 ft at 8 seconds.
FRI
NW winds 25 to 30 kt, diminishing to 20 to 25 kt in the
afternoon. Seas 4 to 6 ft. Wave Detail: NW 6 ft at 5 seconds.
FRI NIGHT
NW winds 15 to 20 kt with gusts up to 25 kt. Seas
3 to 4 ft. Wave Detail: N 4 ft at 5 seconds and SE 1 foot at
10 seconds.
SAT
W winds 15 to 20 kt. Seas 2 to 3 ft.
SAT NIGHT
W winds 10 to 15 kt. Seas around 2 ft.
SUN
SW winds 10 to 15 kt. Seas 2 to 3 ft.
SUN NIGHT
SW winds 10 to 15 kt. Seas 2 to 4 ft.
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