Dangerous Heat and Humidity Wednesday through Saturday

Dangerously hot and humid conditions are expected to build starting Wednesday through Saturday. Additionally, there will be a threat of thunderstorms on some of the days. View this briefing for details. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

33NM NNW Lewes DE

Marine Point Forecast

[NOTICE]

Today
High: 89 °F
SSE 10kt
< 1ft
Tonight
Low: 69 °F
SSW 10kt
< 1ft
Wednesday
High: 95 °F
SW 10kt
< 1ft
Wednesday Night
Low: 75 °F
SSW 10kt
< 1ft
Thursday
High: 100 °F
Light Wind
< 1ft
Thursday Night
Low: 79 °F
Light Wind
< 1ft
Friday
High: 102 °F
Light Wind
< 1ft
Friday Night
Low: 78 °F
Light Wind
< 1ft
Independence Day
High: 101 °F
Light Wind
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:08 am EDT Jun 30, 2026
Forecast Valid: 8am EDT Jun 30, 2026-6pm EDT Jul 6, 2026

View Nearby Observations

Detailed Forecast

Today

SSW wind 5 to 10 kt becoming SSE in the afternoon. Sunny. Waves 1 ft or less.

Tonight

SSW wind 5 to 10 kt. Partly cloudy. Waves 1 ft or less.

Wednesday

SW wind around 10 kt. Sunny. Waves 1 ft or less.

Wednesday Night

SSW wind 5 to 10 kt. Mostly clear. Waves 1 ft or less.

Thursday

Variable winds 5 kt or less. Sunny. Waves 1 ft or less.

Thursday Night

Variable winds 5 kt or less. Clear. Waves 1 ft or less.

Friday

Variable winds 5 kt or less. Sunny. Waves 1 ft or less.

Friday Night

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

Independence Day

Variable winds 5 kt or less. Mostly sunny. Waves 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.