Marine and Coastal Impacts from Imelda; Unsettled Weather in the West

Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine conditions and rip currents to much of the East Coast over the next several days. A series of Pacific frontal systems will bring waves of showers and thunderstorms to portions of northern California and the Pacific Northwest through midweek. Read More >

Hazardous Weather Conditions

Last Update: 401 AM EDT Tue Sep 30 2025

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Philadelphia, PA Local Forecast Office

11NM NW Fenwick Island Buoy DE

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON... ...GALE WARNING IN EFFECT FROM THIS EVENING THROUGH WEDNESDAY

Today

NE winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to 7 ft. Wave detail: NE 5 ft at 5 seconds and SE 5 ft at 15 seconds.

Tonight

NE winds 20 to 25 kt, increasing to 25 to 30 kt after midnight. Seas 5 to 8 ft, building to 7 to 10 ft after midnight. Wave detail: NE 7 ft at 6 seconds and SE 6 ft at 15 seconds, becoming NE 10 ft at 7 seconds and SE 6 ft at 15 seconds.

Wed

NE winds 25 to 30 kt. Seas 8 to 11 ft. Wave detail: NE 11 ft at 8 seconds and SE 9 ft at 13 seconds.

Wed Night

NE winds 25 to 30 kt, diminishing to 20 to 25 kt after midnight. Seas 8 to 11 ft. Wave detail: E 11 ft at 11 seconds.

Thu

NE winds 15 to 20 kt with gusts up to 25 kt. Seas 8 to 10 ft. Wave detail: E 9 ft at 11 seconds.

Thu Night

E winds 10 to 15 kt. Seas 6 to 9 ft, subsiding to 5 to 7 ft after midnight. Wave detail: E 8 ft at 11 seconds, becoming E 7 ft at 11 seconds.

Fri

E winds 5 to 10 kt. Seas 4 to 6 ft.

Fri Night

SE winds around 5 kt, becoming SW after midnight. Seas 4 to 5 ft.