Extreme Heat and Excessive Rainfall Today

Dangerous and extreme heat will remain across portions of the southern U.S. this week. A heat wave over the Southwest U.S. will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Multiple rounds of thunderstorms will produce heavy to excessive rainfall with significant flash flooding across portions of southern New England today. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

35NM S Philadelphia PA

Marine Point Forecast

[NOTICE]

This Afternoon
High: 84 °F
WNW 15kt
< 1ft
Tonight
Low: 65 °F
NW 10kt
< 1ft
Thursday
High: 84 °F
NW 10kt
< 1ft
Thursday Night
Low: 65 °F
Light Wind
< 1ft
Friday
High: 86 °F
Light Wind
< 1ft
Friday Night
Low: 68 °F
Light Wind⇓
< 1ft
Saturday
High: 86 °F
⇑S 10kt
< 1ft
Saturday Night
Low: 70 °F
S 10kt
< 1ft
Sunday
High: 84 °F
S 10kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:39 pm EDT Jul 29, 2026
Forecast Valid: 3pm EDT Jul 29, 2026-6pm EDT Aug 5, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

WNW wind around 15 kt, with gusts as high as 20 kt. Partly sunny. Waves 1 ft or less.

Tonight

NW wind 5 to 10 kt. Mostly cloudy. Waves 1 ft or less.

Thursday

NW wind around 10 kt. Partly sunny. Waves 1 ft or less.

Thursday Night

Variable winds 5 kt or less. Mostly cloudy, then gradually becoming 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.

Saturday

Variable winds less than 5 kt becoming S 5 to 10 kt in the afternoon. Mostly sunny. Waves 1 ft or less.

Saturday Night

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

Sunday

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

*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.