Last Update: 401 AM EDT Wed Mar 11 2026

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Philadelphia, PA Local Forecast Office

15NM E Lewes DE

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM EDT THIS AFTERNOON THROUGH THURSDAY AFTERNOON...

Today
S winds 10 to 15 kt with gusts up to 20 kt, increasing to 15 to 20 kt with gusts up to 25 kt this afternoon. Seas 2 to 4 ft. Wave detail: S 3 ft at 5 seconds and SE 2 ft at 8 seconds. Patchy dense fog late this morning and early afternoon. A slight chance of showers early this afternoon. Vsby 1 nm or less late this morning and early afternoon.
Tonight
S winds around 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. Wave detail: SE 5 ft at 7 seconds. A chance of showers after midnight.
Thu
W winds 20 to 25 kt, becoming NW 15 to 20 kt in the afternoon. Seas 4 to 6 ft. Wave detail: S 5 ft at 7 seconds and NW 4 ft at 4 seconds. Showers.
Thu Night
NW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft, subsiding to 2 to 3 ft after midnight. Wave detail: NW 3 ft at 4 seconds and SE 3 ft at 8 seconds, becoming SE 3 ft at 8 seconds and NW 2 ft at 4 seconds. Showers likely in the evening.
Fri
SW winds 5 to 10 kt, becoming S 20 to 25 kt with gusts up to 30 kt in the afternoon. Seas 2 to 4 ft. Wave detail: S 4 ft at 5 seconds and NW 1 foot at 4 seconds.
Fri Night
S winds 20 to 25 kt, becoming SW 15 to 20 kt after midnight. Seas 5 to 7 ft. Wave detail: S 7 ft at 7 seconds.
Sat
W winds 10 to 15 kt. Seas 3 to 5 ft.
Sat Night
NW winds around 5 kt, becoming E after midnight. Seas around 2 ft.
Sun
E winds 10 to 15 kt, becoming SE 15 to 20 kt in the afternoon. Seas 2 to 4 ft.
Sun Night
SE winds 15 to 20 kt, becoming S 20 to 25 kt after midnight. Seas 4 to 6 ft, building to 6 to 9 ft after midnight. A chance of rain in the evening, then rain after midnight.



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401 AM EDT Wed Mar 11 2026
 
 

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