Severe Weather and Heavy Rain from the Ohio Valley to the Mid-Atlantic; Heat Persists in the South-Central U.S.

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected across portions of the Ohio Valley into southern Mid-Atlantic and Carolinas. Rounds of strong thunderstorms are expected to develop across the northern and central Plains. Sweltering heat remains most persistent across the South-Central Plains and Lower/Middle Mississippi Valley through next week. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

35NM S Philadelphia PA

Marine Point Forecast

[NOTICE]

Overnight
Low: 61 °F
Light Wind
< 1ft
Sunday
High: 80 °F
Light Wind
< 1ft
Sunday Night
Low: 59 °F
Light Wind
< 1ft
Labor Day
High: 79 °F
Light Wind
< 1ft
Monday Night
Low: 59 °F
Light Wind
< 1ft
Tuesday
High: 82 °F
Light Wind
< 1ft
Tuesday Night
Low: 63 °F
Light Wind
< 1ft
Wednesday
High: 85 °F
SSW 10kt
< 1ft
Wednesday Night
Low: 72 °F
SW 10kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:07 pm EDT Sep 5, 2026
Forecast Valid: 11pm EDT Sep 5, 2026-6pm EDT Sep 12, 2026

View Nearby Observations

Detailed Forecast

Overnight

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

Sunday

Variable winds 5 kt or less. A chance of showers, mainly between 2pm and 3pm. Waves 1 ft or less.

Sunday Night

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

Labor Day

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

Monday Night

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

Tuesday

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

Tuesday Night

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

Wednesday

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

Wednesday Night

SW wind around 10 kt, with gusts as high as 20 kt. Mostly clear. 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.