Severe Weather Outbreak in the Upper Midwest Today

Multiple corridors of severe thunderstorms are expected across the Upper Midwest today and tonight, with a severe weather outbreak including strong tornado potential possible. The most dangerous period is likely during the late afternoon and evening when strong tornado potential should be maximized. Large to very large hail and strong, damaging winds are likely as well. Read More >

Hazardous Weather Conditions

Small Craft Advisory in effect from April 29, 03:00 PM EDT until April 30, 06:00 AM EDT

Last Update: 702 PM EDT Mon Apr 28 2025

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For More Weather Information:

Philadelphia, PA Local Forecast Office

11NM NW Fenwick Island Buoy DE

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY AFTERNOON THROUGH LATE TUESDAY NIGHT...

Tonight

S winds around 10 kt. Seas around 2 ft. Wave detail: SE 2 ft at 7 seconds and NW 1 foot at 4 seconds.

Tue

S winds 10 to 15 kt, increasing to 15 to 20 kt with gusts up to 25 kt in the afternoon. Seas 2 to 4 ft. Wave detail: S 4 ft at 5 seconds.

Tue Night

SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Wave detail: S 5 ft at 6 seconds.

Wed

SW winds 10 to 15 kt with gusts up to 20 kt, becoming NW 5 to 10 kt in the afternoon. Seas 2 to 4 ft. Wave detail: S 4 ft at 6 seconds and NW 1 foot at 2 seconds.

Wed Night

E winds 5 to 10 kt. Seas 2 to 3 ft. Wave detail: S 2 ft at 7 seconds and NW 1 foot at 3 seconds.

Thu

E winds 5 to 10 kt. Seas 2 to 3 ft. Wave detail: SE 2 ft at 7 seconds.

Thu Night

S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. A chance of showers after midnight.

Fri

S winds 15 to 20 kt. Seas 3 to 5 ft. A chance of showers.

Fri Night

S winds 15 to 20 kt, becoming SW 10 to 15 kt after midnight. Seas 3 to 5 ft. Showers likely with a chance of tstms.

Sat

W winds 10 to 15 kt. Seas 3 to 4 ft. Showers likely, mainly in the morning.