Port Update
Philadelphia, PA / Delaware River & Bay
March 17, 2026
Notices
Moran Shipping Agencies at Port Philadelphia & Wilmington, DE & Baltimore, MD
Port Security - MARSEC Level 1
Local Time – GMT - 4
Small Craft Advisory
URGENT - MARINE WEATHER MESSAGE
National Weather Service Mount Holly NJ
548 AM EDT Tue Mar 17 2026
ANZ450>455-172300-
/O.CAN.KPHI.GL.W.0009.000000T0000Z-260317T1000Z/
/O.NEW.KPHI.SC.Y.0031.260317T0948Z-260318T1500Z/
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-
548 AM EDT Tue Mar 17 2026
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 AM EDT WEDNESDAY...
...GALE WARNING IS CANCELLED...
* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and
seas 7 to 10 ft.
* WHERE...Portions of Atlantic coastal waters.
* WHEN...Until 11 AM EDT Wednesday.
* IMPACTS...Conditions will be hazardous to small craft.
* ADDITIONAL DETAILS...A few gale gusts are possible thorugh 8 AM.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
Weather / Marine Zone Forecast
Marine Weather
ANZ400-172215-
549 AM EDT Tue Mar 17 2026
.SYNOPSIS FOR THE COASTAL WATERS FROM SANDY HOOK NJ TO FENWICK
ISLAND DE AND FOR DELAWARE BAY...
Strong low pressure well to the northeast will continue to move away
today. An upper trough will cross the area late today and early
tonight. High pressure builds in for Wednesday but then moves
offshore Thursday. A weak disturbance arrives for the end of the
week and into Saturday.
ANZ454-172215-Coastal waters from Cape May NJ to Cape Henlopen DE out 20 nm-
549 AM EDT Tue Mar 17 2026
SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING
TODAY
W winds 20 to 25 kt. Seas 6 to 9 ft, subsiding to 5 to
7 ft this afternoon. Wave Detail: SE 8 ft at 10 seconds and W
5 ft at 5 seconds, becoming SE 6 ft at 10 seconds and W 5 ft at
5 seconds.
TONIGHT
NW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to
6 ft. Wave Detail: SE 5 ft at 10 seconds and NW 4 ft at
5 seconds.
WED
N winds 10 to 15 kt, becoming E around 5 kt in the
afternoon. Seas 3 to 5 ft. Wave Detail: E 4 ft at 10 seconds and
NW 3 ft at 4 seconds.
WED NIGHT
SE winds around 5 kt. Seas 3 to 4 ft. Wave Detail:
SE 4 ft at 9 seconds and NW 1 foot at 4 seconds.
THU
SE winds 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: SE 4 ft
at 9 seconds.
THU NIGHT
S winds around 5 kt. Seas around 3 ft. Wave Detail:
SE 3 ft at 9 seconds.
FRI
SW winds 5 to 10 kt. Seas around 3 ft.
FRI NIGHT
S winds 5 to 10 kt. Seas 3 to 5 ft. A chance of rain
after midnight.
SAT
SW winds 10 to 15 kt. Seas 4 to 5 ft. A chance of rain in
the morning.
SAT NIGHT
S winds 10 to 15 kt. Seas around 4 ft.
Airport Code – Port Philadelphia, PA (PHL)
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