Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Hazardous Weather Conditions

For More Weather Information:

Philadelphia, PA Local Forecast Office

4NM E Lewes DE

Marine Point Forecast

[NOTICE]

Tonight
Low: 36 °F
SW 20kt
3ft

Small Craft Advisory
Wednesday
High: 48 °F
SSW 25kt
5ft

Gale Warning
Wednesday Night
Low: 36 °F
WNW 25kt
4ft

Gale Warning
Thursday
High: 40 °F
WNW 25kt
4ft
Thursday Night
Low: 32 °F
WNW 20kt
3ft
Friday
High: 40 °F
W 15kt
2-3ft
Friday Night
Low: 35 °F
SW 15kt
1-2ft
Saturday
High: 45 °F
W 20kt
2-3ft
Saturday Night
Low: 36 °F
W 15kt
3ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:09 pm EST Dec 9, 2025
Forecast Valid: 7pm EST Dec 9, 2025-6pm EST Dec 16, 2025

View Nearby Observations

Detailed Forecast

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

Tonight

SW wind 15 to 20 kt. Increasing clouds. Seas around 3 ft.

Wednesday

SSW wind 20 to 25 kt, with gusts as high as 35 kt. A chance of rain, mainly after 4pm. Seas 3 ft building to 5 ft.

Wednesday Night

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

Thursday

WNW wind 20 to 25 kt, with gusts as high as 30 kt. Sunny. Seas around 4 ft.

Thursday Night

WNW wind around 20 kt, with gusts as high as 30 kt. Mostly clear. Seas around 3 ft.

Friday

W wind 10 to 15 kt. A slight chance of rain and snow after 1pm. Seas 2 to 3 ft.

Friday Night

SW wind 10 to 15 kt. A chance of rain and snow before 1am. Seas 1 to 2 ft.

Saturday

W wind 15 to 20 kt. Partly sunny. Seas 2 to 3 ft.

Saturday Night

WNW wind 10 to 15 kt becoming WSW after midnight. Winds could gust as high as 20 kt. A chance of rain. Seas around 3 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.