Areas of Dangerous Heat and Heavy Rainfall Today

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley today. Heat Advisories remain in effect. Heavy to excessive rainfall today could bring areas of flooding to parts of the northern High Plains and Midwest into the Ohio Valley. Flood Watches remain in effect. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

35NM S Philadelphia PA

Marine Point Forecast

[NOTICE]

Late Afternoon
High: 79 °F
Light Wind
< 1ft
Tonight
Low: 63 °F
Light Wind
< 1ft
Monday
High: 74 °F
NNE 10kt
< 1ft
Monday Night
Low: 58 °F
ENE 10kt
< 1ft
Tuesday
High: 68 °F
ENE 15kt
< 1ft
Tuesday Night
Low: 55 °F
NE 15kt
< 1ft
Wednesday
High: 68 °F
NE 15kt
< 1ft
Wednesday Night
Low: 55 °F
NE 15kt
< 1ft
Thursday
High: 67 °F
NNE 15kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:09 pm EDT Sep 20, 2026
Forecast Valid: 5pm EDT Sep 20, 2026-6pm EDT Sep 27, 2026

View Nearby Observations

Detailed Forecast

Late Afternoon

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

Tonight

Variable winds 5 kt or less. Showers and thunderstorms likely before 1am, then a slight chance of showers between 1am and 2am. Waves 1 ft or less.

Monday

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

Monday Night

ENE wind 5 to 10 kt. A chance of showers, mainly after midnight. Waves 1 ft or less.

Tuesday

ENE wind 10 to 15 kt, with gusts as high as 20 kt. Showers likely. Waves 1 ft or less.

Tuesday Night

NE wind around 15 kt, with gusts as high as 20 kt. Showers likely, mainly before 2am. Waves 1 ft or less.

Wednesday

NE wind around 15 kt, with gusts as high as 25 kt. A chance of showers. Waves 1 ft or less.

Wednesday Night

NE wind 10 to 15 kt. A chance of showers. Waves 1 ft or less.

Thursday

NNE wind around 15 kt. A chance of showers. 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.