Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

24NM NNE Lewes DE

Marine Point Forecast

[NOTICE]

Today
High: 83 °F
Light Wind
< 1ft
Tonight
Low: 63 °F
NNE 10kt
1ft
Saturday
High: 76 °F
ENE 10kt
1ft
Saturday Night
Low: 65 °F
ESE 10kt
1ft
Sunday
High: 78 °F
SSE 10kt
1ft
Sunday Night
Low: 67 °F
S 10kt
1ft
Monday
High: 76 °F
NE 10kt
1ft
Monday Night
Low: 64 °F
ENE 15kt
1ft
Tuesday
High: 71 °F
ENE 20kt
2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:09 am EDT Sep 18, 2026
Forecast Valid: 8am EDT Sep 18, 2026-6pm EDT Sep 24, 2026

View Nearby Observations

Detailed Forecast

Today

Variable winds 5 kt or less. Partly sunny. Waves 1 ft or less.

Tonight

NNE wind 5 to 10 kt. Partly cloudy. Waves around 1 ft.

Saturday

ENE wind around 10 kt. Mostly sunny. Waves around 1 ft.

Saturday Night

ESE wind 5 to 10 kt. Mostly cloudy. Waves around 1 ft.

Sunday

SSE wind 5 to 10 kt. Partly sunny. Waves around 1 ft.

Sunday Night

S wind 5 to 10 kt. Showers likely and possibly a thunderstorm. Waves around 1 ft.

Monday

N wind 5 to 10 kt becoming NE in the afternoon. A chance of showers. Waves around 1 ft.

Monday Night

ENE wind 10 to 15 kt, with gusts as high as 20 kt. A chance of showers. Waves around 1 ft.

Tuesday

ENE wind around 20 kt, with gusts as high as 30 kt. Showers likely. Waves around 2 ft.

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.