Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather from the Southern Plains to the Great Lakes

Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, thunderstorms, and coastal impacts to the Marianas Islands into Wednesday. Typhoon conditions are likely over CNMI and tropical storm conditions over Guam. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes today. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

7NM NE Lewes DE

Marine Point Forecast

[NOTICE]

This Afternoon
High: 70 °F
S 10kt
2ft
Tonight
Low: 60 °F
SSW 10kt
2-3ft
Wednesday
High: 70 °F
S 10kt
2ft
Wednesday Night
Low: 60 °F
SSW 10kt
2ft
Thursday
High: 71 °F
S 10kt
2ft
Thursday Night
Low: 60 °F
SW 15kt
3ft
Friday
High: 68 °F
WSW 10kt
2ft
Friday Night
Low: 54 °F
Light Wind
2ft
Saturday
High: 61 °F
ESE 10kt
1-2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:09 am EDT Apr 14, 2026
Forecast Valid: 2pm EDT Apr 14, 2026-6pm EDT Apr 20, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

S wind around 10 kt. Mostly sunny. Seas around 2 ft.

Tonight

SSW wind around 10 kt. A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 1am. Seas 2 to 3 ft.

Wednesday

WSW wind 5 to 10 kt becoming S in the afternoon. Sunny. Seas around 2 ft.

Wednesday Night

SSW wind around 10 kt. Partly cloudy. Seas around 2 ft.

Thursday

SW wind 5 to 10 kt becoming S in the afternoon. Partly sunny. Seas around 2 ft.

Thursday Night

SW wind 10 to 15 kt. Mostly cloudy. Seas around 3 ft.

Friday

WSW wind 5 to 10 kt. Partly sunny. Seas around 2 ft.

Friday Night

Variable winds 5 kt or less. Partly cloudy. Seas around 2 ft.

Saturday

NNE wind 5 to 10 kt becoming ESE in the afternoon. Mostly sunny. Seas 1 to 2 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.