Port Update
Philadelphia, PA / Delaware River & Bay
December 19, 2025
Notices
Moran Shipping Agencies at Port Philadelphia & Wilmington, DE & Baltimore, MD
Port Security - MARSEC Level 1
Local Time – GMT - 5
Gale Warning
URGENT - MARINE WEATHER MESSAGE
National Weather Service Mount Holly NJ
153 AM EST Fri Dec 19 2025
ANZ453>455-192100-
/O.CON.KPHI.GL.W.0035.000000T0000Z-251220T0600Z/
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-
153 AM EST Fri Dec 19 2025
...GALE WARNING REMAINS IN EFFECT UNTIL 1 AM EST SATURDAY...
* WHAT...Southerly winds 25 to 35 kt with gusts up to 45 kt this
morning, abruptly shifting westerly by the early afternoon and
seas 7 to 12 ft 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...Until 1 AM EST Saturday.
* IMPACTS...Strong winds will cause hazardous seas which could
capsize or damage vessels and reduce visibility.
* ADDITIONAL DETAILS...There may be a lull in the strongest winds
around midday just before the cold front passes through the
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
ANZ400-192200-
402 AM EST Fri Dec 19 2025
.SYNOPSIS FOR THE COASTAL WATERS FROM SANDY HOOK NJ TO FENWICK
ISLAND DE AND FOR DELAWARE BAY...
A frontal system will bring unsettled weather today, followed
by very windy conditions later today and tonight as low pressure
strengthens to our north. High pressure will move offshore of
the Virginia and North Carolina coasts Saturday into Saturday
night. A couple of dry cold fronts are expected to move across
the area Sunday and early Monday, followed briefly by high
pressure later Monday. A warm front and subsequent cold front is
then forecast to move across the area around Tuesday, followed
briefly by high pressure Wednesday into Thursday.
ANZ454-192200-Coastal waters from Cape May NJ to Cape Henlopen DE out 20 nm-
402 AM EST Fri Dec 19 2025
GALE WARNING IN EFFECT THROUGH LATE TONIGHT
TODAY
S winds 25 to 30 kt with gusts up to 40 kt, becoming SW
around 20 kt with gusts up to 30 kt early this afternoon, then
becoming W 25 to 30 kt with gusts up to 40 kt late. Seas 8 to
11 ft. Wave Detail: S 11 ft at 9 seconds and W 4 ft at 4 seconds.
Rain this morning. A slight chance of tstms until late afternoon.
A chance of rain this afternoon.
TONIGHT
W winds 25 to 35 kt, becoming NW 20 to 25 kt after
midnight. Seas 7 to 10 ft, subsiding to 5 to 8 ft after midnight.
Wave Detail: SE 8 ft at 11 seconds and W 6 ft at 5 seconds,
becoming W 6 ft at 5 seconds and SE 6 ft at 11 seconds.
SAT
NW winds 15 to 20 kt with gusts up to 25 kt, becoming SW
5 to 10 kt in the afternoon. Seas 4 to 6 ft, subsiding to 3 to
4 ft in the afternoon. Wave Detail: NW 4 ft at 5 seconds and SE
4 ft at 10 seconds, becoming SE 3 ft at 10 seconds and NW 2 ft at
5 seconds.
SAT NIGHT
SW winds 15 to 20 kt with gusts up to 30 kt. Seas
4 to 6 ft. Wave Detail: S 5 ft at 5 seconds and SE 3 ft at
9 seconds.
SUN
W winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft. Wave Detail: W 4 ft at 5 seconds and SE 4 ft at 8 seconds.
SUN NIGHT
NW winds 20 to 25 kt with gusts up to 30 kt. Seas
4 to 6 ft. Wave Detail: NW 4 ft at 4 seconds and SE 2 ft at
11 seconds.
MON
NW winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. Seas 4 to 6 ft, subsiding to 2 to 4 ft in the
afternoon.
MON NIGHT
W winds 5 to 10 kt. Seas 2 to 3 ft.
TUE
SW winds 15 to 20 kt. Seas 2 to 3 ft, building to 3 to
5 ft in the afternoon. A chance of rain. Vsby 1 to 3 NM in the
morning.
TUE NIGHT
W winds around 15 kt. Seas 3 to 5 ft.
Winds and seas higher in and near tstms.
Airport Code – Port Philadelphia, PA (PHL)
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