Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across much of northeast Texas into the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Saturday could bring areas of flooding across parts of the central Plains into the upper Midwest/Great Lakes, and Four Corners states. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

15NM NE Lewes DE

Marine Point Forecast

[NOTICE]

This Afternoon
High: 81 °F
S 10kt
1ft
Tonight
Low: 70 °F
S 10kt
1ft
Friday
High: 82 °F
Light Wind
1ft
Friday Night
Low: 66 °F
Light Wind
1ft
Saturday
High: 77 °F
E 10kt
1ft
Saturday Night
Low: 66 °F
E 10kt
1ft
Sunday
High: 81 °F
S 15kt
1-2ft
Sunday Night
Low: 66 °F
S 10kt
1ft
Monday
High: 76 °F
NE 15kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 9:40 am EDT Sep 17, 2026
Forecast Valid: 12pm EDT Sep 17, 2026-6pm EDT Sep 23, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

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

Tonight

S wind 5 to 10 kt. A chance of showers, mainly between 1am and 3am. Seas around 1 ft.

Friday

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

Friday Night

Variable winds 5 kt or less. Partly cloudy. Seas around 1 ft.

Saturday

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

Saturday Night

E wind around 10 kt becoming SE after midnight. Mostly cloudy. Seas around 1 ft.

Sunday

S wind 10 to 15 kt. A chance of showers after 2pm. Seas 1 to 2 ft.

Sunday Night

S wind 5 to 10 kt becoming NW after midnight. A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Seas around 1 ft.

Monday

NE wind 10 to 15 kt, with gusts as high as 20 kt. A chance of showers. Seas 1 ft or less.

Winds and seas higher in and near tstms.

*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.