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Philadelphia, PA Local Forecast Office

18NM NE Lewes DE

Marine Point Forecast

[NOTICE]

Sunday
High: 70 °F
⇑ESE 20kt
2-3ft
Sunday Night
Low: 62 °F
S 10kt⇓
3-4ft
Columbus Day
High: 69 °F
⇑NNW 15kt
4ft
Monday Night
Low: 62 °F
Light Wind
2-3ft
Tuesday
High: 70 °F
Light Wind
2ft
Tuesday Night
Low: 59 °F
S 10kt
1-2ft
Wednesday
High: 73 °F
W 10kt
2ft
Wednesday Night
Low: 64 °F
NW 10kt
1-2ft
Thursday
High: 65 °F
N 10kt
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:10 pm EDT Oct 10, 2026
Forecast Valid: 1am EDT Oct 11, 2026-6pm EDT Oct 17, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE

Sunday

ESE wind 15 to 18 kt increasing to 17 to 20 kt in the afternoon. Winds could gust as high as 30 kt. Rain, with thunderstorms also possible after 2pm. Seas 2 to 3 ft.

Sunday Night

S wind 7 to 10 kt becoming SW 5 to 8 kt after midnight. Winds could gust as high as 20 kt. Showers and thunderstorms likely. Seas 3 to 4 ft.

Columbus Day

NNW wind 5 to 10 kt increasing to 10 to 15 kt in the afternoon. Showers likely, mainly between 8am and 2pm. Seas 4 ft subsiding to 2 ft.

Monday Night

Variable winds 5 kt or less. Mostly clear. Seas 2 to 3 ft.

Tuesday

Variable winds 5 kt or less. Sunny. Seas around 2 ft.

Tuesday Night

S wind around 10 kt. Mostly clear. Seas 1 to 2 ft.

Wednesday

WSW wind around 10 kt becoming WNW in the afternoon. Sunny. Seas around 2 ft.

Wednesday Night

NW wind around 10 kt becoming N after midnight. Mostly clear. Seas 1 to 2 ft.

Thursday

N wind around 10 kt. Mostly sunny. Seas around 1 ft.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.