Extreme Heat and Excessive Rainfall This Week

A significant heat wave is underway for the Intermountain West, Northern Plains, and Upper Great Lakes, peaking in intensity through midweek and lingering across parts of the Northern Plains and Midwest until this weekend. In southwest Texas, excessive rainfall may bring a risk for potentially life-threatening flash and arroyo flooding through Thursday. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

35NM S Philadelphia PA

Marine Point Forecast

[NOTICE]

This Afternoon
High: 91 °F
SW 10kt
< 1ft
Tonight
Low: 74 °F
SW 10kt
< 1ft
Wednesday
High: 99 °F
W 10kt
< 1ft
Wednesday Night
Low: 77 °F
Light Wind
< 1ft
Thursday
High: 96 °F
⇑Light Wind
< 1ft
Thursday Night
Low: 74 °F
Light Wind
< 1ft
Friday
High: 94 °F
Light Wind
< 1ft
Friday Night
Low: 72 °F
Light Wind
< 1ft
Saturday
High: 89 °F
Light Wind
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:08 am EDT Jul 14, 2026
Forecast Valid: 1pm EDT Jul 14, 2026-6pm EDT Jul 20, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

SW wind around 10 kt. Sunny. Waves 1 ft or less.

Tonight

SW wind 5 to 10 kt. Mostly clear. Waves 1 ft or less.

Wednesday

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

Wednesday Night

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

Thursday

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

Thursday Night

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

Friday

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

Friday Night

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

Saturday

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