Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

35NM S Philadelphia PA

Marine Point Forecast

[NOTICE]
    • Today

      Today:SSE wind 5 to 10 kt. Partly sunny. Waves 1 ft or less.

      High: 87 °F

      SSE 10kt
      < 1ft

    • Tonight

      Tonight:Variable winds 5 kt or less. Mostly cloudy. Waves 1 ft or less.

      Low: 73 °F

      Light Wind
      < 1ft

    • Sunday

      Sunday:SSE wind 5 to 8 kt increasing to 7 to 10 kt in the afternoon. A chance of showers and thunderstorms, mainly after 3pm.   Waves 1 ft or less.

      High: 86 °F

      ⇑SSE 10kt
      < 1ft

    • Sunday Night

      Sunday Night:SE wind 5 to 10 kt becoming S after midnight. A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8pm.   Waves 1 ft or less.

      Low: 73 °F

      SE 10kt
      < 1ft

    • Monday

      Monday:SSW wind 5 to 10 kt. Showers and possibly a thunderstorm.   Waves 1 ft or less.

      High: 85 °F

      SSW 10kt
      < 1ft

    • Monday Night

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

      Low: 71 °F

      Light Wind
      < 1ft

    • Tuesday

      Tuesday:Variable winds 5 kt or less. Showers likely and possibly a thunderstorm, mainly after 2pm.   Waves 1 ft or less.

      High: 86 °F

      Light Wind
      < 1ft

    • Tuesday Night

      Tuesday Night:Variable winds 5 kt or less. Showers likely and possibly a thunderstorm before 8pm, then a chance of showers.   Waves 1 ft or less.

      Low: 72 °F

      Light Wind
      < 1ft

    • Wednesday

      Wednesday:S wind 5 to 10 kt. A chance of showers and thunderstorms after 2pm.   Waves 1 ft or less.

      High: 88 °F

      S 10kt
      < 1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:08 am EDT Aug 1, 2026
Forecast Valid: 10am EDT Aug 1, 2026-6pm EDT Aug 7, 2026

View Nearby Observations

Detailed Forecast


Today
SSE wind 5 to 10 kt. Partly sunny. Waves 1 ft or less.
Tonight
Variable winds 5 kt or less. Mostly cloudy. Waves 1 ft or less.
Sunday
SSE wind 5 to 8 kt increasing to 7 to 10 kt in the afternoon. A chance of showers and thunderstorms, mainly after 3pm. Waves 1 ft or less.
Sunday Night
SE wind 5 to 10 kt becoming S after midnight. A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8pm. Waves 1 ft or less.
Monday
SSW wind 5 to 10 kt. Showers and possibly a thunderstorm. Waves 1 ft or less.
Monday Night
Variable winds 5 kt or less. A chance of showers and thunderstorms. Waves 1 ft or less.
Tuesday
Variable winds 5 kt or less. Showers likely and possibly a thunderstorm, mainly after 2pm. Waves 1 ft or less.
Tuesday Night
Variable winds 5 kt or less. Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Waves 1 ft or less.
Wednesday
S wind 5 to 10 kt. A chance of showers and thunderstorms after 2pm. Waves 1 ft or less.

Winds and seas higher in and near tstms.

*Notices:

  1. 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.
  2. 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.
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ABOUT THIS FORECAST

Point Forecast: 39.39°N 75.24°W
Last Update: 4:08 am EDT Aug 1, 2026
Forecast Valid: 10am EDT Aug 1, 2026-6pm EDT Aug 7, 2026
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