Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Hazardous Weather Conditions

Small Craft Advisory in effect from December 8, 01:00 AM EST until December 9, 05:00 AM EST

For More Weather Information:

Philadelphia, PA Local Forecast Office

15NM NE Lewes DE

Marine Point Forecast

[NOTICE]

Overnight
Low: 29 °F
NNW 10kt
1ft
Monday
High: 36 °F
NNE 15kt
1-2ft
Monday Night
Low: 26 °F
NNE 10kt
1ft
Tuesday
High: 43 °F
Light Wind
1ft
Tuesday Night
Low: 36 °F
SW 10kt
1ft
Wednesday
High: 52 °F
⇑SSW 15kt
1-2ft
Wednesday Night
Low: 38 °F
SW 15kt
2ft
Thursday
High: 46 °F
WNW 10kt
1ft
Thursday Night
Low: 31 °F
Light Wind
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:09 pm EST Dec 7, 2025
Forecast Valid: 11pm EST Dec 7, 2025-6pm EST Dec 14, 2025

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM 1 AM EST MONDAY THROUGH

Overnight

W wind around 10 kt becoming NNW after midnight. Winds could gust as high as 20 kt. Mostly cloudy. Seas around 1 ft.

Monday

NNE wind around 15 kt, with gusts as high as 25 kt. Mostly cloudy. Seas 1 to 2 ft.

Monday Night

NNE wind 5 to 10 kt. Cloudy during the early evening, then gradual clearing. Seas around 1 ft.

Tuesday

Variable winds 5 kt or less. Mostly sunny. Seas around 1 ft.

Tuesday Night

SW wind around 10 kt, with gusts as high as 20 kt. Mostly cloudy. Seas around 1 ft.

Wednesday

SSW wind 10 to 13 kt increasing to 12 to 15 kt in the afternoon. Winds could gust as high as 30 kt. A slight chance of rain after 1pm. Seas 1 to 2 ft.

Wednesday Night

SW wind 10 to 15 kt becoming W after midnight. Winds could gust as high as 25 kt. Mostly cloudy. Seas around 2 ft.

Thursday

WNW wind around 10 kt, with gusts as high as 20 kt. Mostly sunny. Seas around 1 ft.

Thursday Night

Variable winds 5 kt or less. A chance of rain. 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.