Severe Weather and Heavy Rain for the Plains and Mid-Atlantic; Building Heat in the West

Severe thunderstorms will remain possible in the Mid-Atlantic through Tuesday. Severe thunderstorms and heavy rain will also be possible in the central/southern Plains on Tuesday and Wednesday. Hazardous heat will linger across the southern U.S. and build across the West through mid-week. Hot and dry weather will create Elevated to Critical fire weather conditions in the Four Corners Region. Read More >

Hazardous Weather Conditions

Small Craft Advisory in effect from June 22, 03:00 PM EDT until June 23, 12:00 AM EDT

For More Weather Information:

Philadelphia, PA Local Forecast Office

35NM S Philadelphia PA

Marine Point Forecast

[NOTICE]

Overnight
Low: 70 °F
Light Wind
< 1ft
Tuesday
High: 79 °F
⇑N 10kt
< 1ft
Tuesday Night
Low: 61 °F
NNW 10kt
< 1ft
Wednesday
High: 83 °F
Light Wind
< 1ft
Wednesday Night
Low: 64 °F
Light Wind
< 1ft
Thursday
High: 85 °F
⇑S 10kt
< 1ft
Thursday Night
Low: 67 °F
S 10kt⇓
< 1ft
Friday
High: 90 °F
Light Wind
< 1ft
Friday Night
Low: 69 °F
Light Wind
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 10:00 pm EDT Jun 22, 2026
Forecast Valid: 11pm EDT Jun 22, 2026-6pm EDT Jun 29, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...

Overnight

Variable winds 5 kt or less. A chance of showers and thunderstorms. Some of the storms could produce heavy rainfall. Waves 1 ft or less.

Tuesday

NW wind 5 to 8 kt becoming N 7 to 10 kt in the afternoon. Showers likely and possibly a thunderstorm. Waves 1 ft or less.

Tuesday Night

NNW wind 5 to 10 kt. A chance of showers, mainly before 9pm. Waves 1 ft or less.

Wednesday

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

Wednesday Night

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

Thursday

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

Thursday Night

S wind 7 to 10 kt decreasing to 5 to 8 kt after midnight. A chance of showers and thunderstorms. Waves 1 ft or less.

Friday

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

Friday Night

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