Above Normal Temperatures, Strong Thunderstorms, Tropical Development Being Monitored

Well above normal temperatures are forecast to shift from the northern Plains through the Northeast U.S. over the long holiday weekend. A few strong to severe thunderstorm will be possible as well along with a potential for excessive rainfall. A tropical or subtropical depression could form off the Southeast U.S. coast over the weekend while drifting northward to northeastward. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

33NM SSW Philadelphia PA

Marine Point Forecast

[NOTICE]

Overnight
Low: 70 °F
Light Wind
< 1ft
Independence Day
High: 83 °F
NNW 10kt
< 1ft
Friday Night
Low: 67 °F
Light Wind
< 1ft
Saturday
High: 84 °F
Light Wind
< 1ft
Saturday Night
Low: 69 °F
Light Wind
< 1ft
Sunday
High: 85 °F
Light Wind
< 1ft
Sunday Night
Low: 74 °F
S 10kt
< 1ft
Monday
High: 86 °F
Light Wind
< 1ft
Monday Night
Low: 75 °F
Light Wind
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 10:47 pm EDT Jul 3, 2025
Forecast Valid: 11pm EDT Jul 3, 2025-6pm EDT Jul 10, 2025

View Nearby Observations

Detailed Forecast

Overnight

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

Independence Day

NNW wind 5 to 10 kt. Sunny. Waves 1 ft or less.

Friday Night

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

Saturday

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

Sunday Night

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

Monday

Variable winds 5 kt or less. A chance of showers and thunderstorms after 2pm. Waves 1 ft or less.

Monday Night

Variable winds 5 kt or less. A chance of showers and thunderstorms before 8pm, then a chance of showers after 2am. 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.