Daily Update
Philadelphia / Delaware River & Bay
March 21, 2024
Weather / Marine Zone Forecast
Marine Weather
ANZ400-220000-
702 AM EDT Thu Mar 21 2024
.SYNOPSIS FOR THE COASTAL WATERS FROM SANDY HOOK NJ TO FENWICK
ISLAND DE AND FOR DELAWARE BAY...
Cool and dry high pressure will build into the area through
tonight then shift offshore on Friday. A coastal system will
impact the region beginning Friday night through Saturday with
areas of heavy rain and breezy conditions. As the system departs
by Sunday, dry high pressure will settle in from the northeast
into early next week. Another system may impact the region into
the middle of next week.
ANZ454-220000-
Coastal waters from Cape May NJ to Cape Henlopen DE out 20 nm-
702 AM EDT Thu Mar 21 2024
SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM EDT THIS AFTERNOON
TODAY
NW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to
5 ft. NW swell 2 to 5 ft at 4 seconds.
TONIGHT
NW winds 10 to 15 kt with gusts up to 20 kt, becoming
N 5 to 10 kt after midnight. Seas 2 to 3 ft. NW swell 2 to 3 ft
at 3 seconds.
FRI
NE winds 5 to 10 kt, becoming SE in the afternoon. Seas
around 2 ft. N swell around 2 ft at 3 seconds in the morning,
becoming light.
FRI NIGHT
SE winds 10 to 15 kt. Gusts up to 25 kt after
midnight. Seas 2 to 4 ft. SE swell 2 to 4 ft at 3 seconds. A
chance of rain in the evening, then rain after midnight.
SAT
SE winds 20 to 25 kt with gusts up to 40 kt. Seas 4 to
6 ft, building to 6 to 9 ft in the afternoon. SE swell 4 to 9 ft
at 7 seconds. Rain. Vsby 1 to 3 NM.
SAT NIGHT
NW winds 20 to 25 kt, becoming N 25 to 30 kt after
midnight. Seas 8 to 11 ft. SE swell 6 to 10 ft at 9 seconds,
becoming N 5 to 7 ft at 8 seconds after midnight. Rain, mainly in
the evening with vsby 1 to 3 NM.
SUN
N winds 25 to 30 kt, becoming NE 15 to 20 kt. Seas 7 to
10 ft.
MON
NE winds 15 to 20 kt. Seas 8 to 11 ft.
Draft information
Draft information
37’ - 40’ outbound from Packer Avenue including Beckett Street
- Use reference station Philadelphia.
- Vessels may sail 3 hours before low water and up until 1.5 hours after low water at Philadelphia.
37’ - 40’ outbound from Paulsboro
- Please use reference station Marcus Hook.
- Vessels may sail from Paulsboro 1 hour before low water up until 3 hours after low water at Marcus Hook.
37’ - 40’ outbound from Marcus Hook (anchorage or berth)
- Please use reference station Marcus Hook.
Port / Terminal Restrictions
Port MARSEC Level 1
Local Time – GMT -4
Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Mount Holly NJ
0554 AM EDT Thu Mar 21 2024
ANZ454-220954-
Coastal waters from Cape May NJ to Cape Henlopen DE out 20 nm-
0554 AM EDT Thu Mar 21 2024
This Hazardous Weather Outlook is for the Atlantic coastal waters
adjacent to the mouth of Delaware Bay out 20 nm.
.DAY ONE...Through tonight.
There is a low probability of widespread hazardous weather.
.DAYS TWO THROUGH SEVEN...Friday through Wednesday.
Gale-force winds and/or very rough seas are forecast on Saturday.
Gale-force winds and/or very rough seas are forecast on Sunday.
Gale-force winds and/or very rough seas are forecast on Monday.
Gale-force winds and/or very rough seas are forecast on Tuesday.
Please go to weather.gov/erh/ghwo?wfo=phi for more information on
potential weather hazards.
.SPOTTER INFORMATION STATEMENT...
Weather spotters are encouraged to report significant weather
conditions according to standard operating procedures.
$$
Small Craft Advisory
URGENT - MARINE WEATHER MESSAGE
National Weather Service Mount Holly NJ
517 AM EDT Thu Mar 21 2024
ANZ454-455-212000-
/O.CAN.KPHI.GL.W.0012.000000T0000Z-240321T1000Z/
/O.NEW.KPHI.SC.Y.0032.240321T0917Z-240321T2000Z/
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-
517 AM EDT Thu Mar 21 2024
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM EDT THIS AFTERNOON...
...GALE WARNING IS CANCELLED...
* WHAT...Northwest winds 15 to 20 kt with gusts up to 25 kt and
seas 3 to 6 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 PM EDT this afternoon.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.