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 until December 9, 06:00 AM EST

For More Weather Information:

Philadelphia, PA Local Forecast Office

4NM E Lewes DE

Marine Point Forecast

[NOTICE]

Today
High: 37 °F
NNE 20kt
3-4ft

Small Craft Advisory
Tonight
Low: 29 °F
NNE 20kt⇓
4ft

Small Craft Advisory
Tuesday
High: 41 °F
NNE 10kt
3ft
Tuesday Night
Low: 37 °F
⇑SW 20kt
3ft
Wednesday
High: 49 °F
⇑SSW 25kt
5ft
Wednesday Night
Low: 39 °F
SW 25kt
3-4ft
Thursday
High: 43 °F
WNW 20kt
3ft
Thursday Night
Low: 34 °F
WNW 15kt
2ft
Friday
High: 42 °F
W 15kt
2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:10 am EST Dec 8, 2025
Forecast Valid: 7am EST Dec 8, 2025-6pm EST Dec 14, 2025

View Nearby Observations

Detailed Forecast

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

Today

NNE wind around 20 kt, with gusts as high as 25 kt. A chance of snow, mainly between 8am and 2pm. Seas 3 to 4 ft.

Tonight

NNE wind 17 to 20 kt decreasing to 15 to 18 kt after midnight. Cloudy during the early evening, then gradual clearing. Seas around 4 ft.

Tuesday

NNE wind 5 to 10 kt becoming SSW in the afternoon. Mostly sunny. Seas around 3 ft.

Tuesday Night

SW wind 10 to 15 kt increasing to 15 to 20 kt after midnight. Mostly cloudy. Seas around 3 ft.

Wednesday

SSW wind 20 to 23 kt increasing to 22 to 25 kt in the afternoon. Winds could gust as high as 35 kt. A chance of rain after 1pm. Seas 3 ft building to 5 ft.

Wednesday Night

SW wind 20 to 25 kt becoming W after midnight. A slight chance of rain before 1am. Seas 3 to 4 ft.

Thursday

WNW wind 15 to 20 kt. Mostly sunny. Seas around 3 ft.

Thursday Night

WNW wind around 15 kt. Mostly cloudy. Seas around 2 ft.

Friday

W wind around 15 kt. Mostly sunny. Seas around 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.