Extreme Heat and Tropical Storm Bertha Impacts

Dangerous heat will expand from the Gulf Coast into the Southern Plains and Desert Southwest through week's end. Additional extreme heat impacting the Pacific Northwest will shift to the northern Plains by the weekend. Tropical Storm Bertha is expected to continue to impact portions of the northern Gulf Coast from the western Florida Panhandle to southeastern Louisiana through tonight. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

24NM NNE Lewes DE

Marine Point Forecast

[NOTICE]

Overnight
Low: 67 °F
N 10kt
< 1ft
Thursday
High: 81 °F
NNE 10kt
< 1ft
Thursday Night
Low: 66 °F
Light Wind
< 1ft
Friday
High: 81 °F
E 10kt
< 1ft
Friday Night
Low: 66 °F
Light Wind
< 1ft
Saturday
High: 81 °F
ENE 10kt
< 1ft
Saturday Night
Low: 66 °F
Light Wind
< 1ft
Sunday
High: 80 °F
Light Wind
< 1ft
Sunday Night
Low: 68 °F
Light Wind
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 11:37 pm EDT Jul 22, 2026
Forecast Valid: 11pm EDT Jul 22, 2026-6pm EDT Jul 29, 2026

View Nearby Observations

Detailed Forecast

Overnight

WNW wind 5 to 10 kt becoming N after midnight. Winds could gust as high as 20 kt. Showers likely and possibly a thunderstorm before 2am, then a slight chance of showers between 2am and 3am. Waves 1 ft or less.

Thursday

NNE wind 5 to 10 kt becoming ENE in the afternoon. Mostly cloudy, then gradually becoming sunny. Waves 1 ft or less.

Thursday Night

Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.

Friday

E wind 5 to 10 kt. Increasing clouds. Waves 1 ft or less.

Friday Night

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

Saturday

NE wind 5 to 10 kt becoming E in the afternoon. Mostly sunny. Waves 1 ft or less.

Saturday Night

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

Sunday

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

Sunday Night

Variable winds 5 kt or less. Partly cloudy. 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.