National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Philadelphia, Philadelphia International Airport (KPHL)

Lat: 39.87°NLon: 75.23°WElev: 7ft.

Fair

30°F

-1°C

Humidity 43%
Wind Speed NW 9 mph
Barometer 30.30 in (1025.9 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 18 Mar 2:54 am EDT
Extended Forecast for

2 Miles SSE Marcus Hook PA

  • Overnight

    Overnight: Partly cloudy, with a low around 28. Northwest wind around 5 mph.

    Low: 28 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 40. Northwest wind around 5 mph becoming calm in the afternoon.

    High: 40 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 30. Southeast wind around 5 mph.

    Low: 30 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 49. South wind 5 to 10 mph.

    High: 49 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A slight chance of rain after 2am. Cloudy, with a low around 36. South wind around 5 mph. Chance of precipitation is 20%.

    Low: 36 °F

    Cloudy then
    Slight Chance
    Rain

  • Friday

    Friday: Mostly cloudy, with a high near 54.

    High: 54 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A chance of rain after 2am. Mostly cloudy, with a low around 41. Chance of precipitation is 30%.

    Low: 41 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday

    Saturday: A chance of rain before 8am. Partly sunny, with a high near 56. Chance of precipitation is 30%.

    High: 56 °F

    Chance Rain
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 28. Northwest wind around 5 mph.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 40. Northwest wind around 5 mph becoming calm in the afternoon.
Wednesday Night
Partly cloudy, with a low around 30. Southeast wind around 5 mph.
Thursday
Partly sunny, with a high near 49. South wind 5 to 10 mph.
Thursday Night
A slight chance of rain after 2am. Cloudy, with a low around 36. South wind around 5 mph. Chance of precipitation is 20%.
Friday
Mostly cloudy, with a high near 54.
Friday Night
A chance of rain after 2am. Mostly cloudy, with a low around 41. Chance of precipitation is 30%.
Saturday
A chance of rain before 8am. Partly sunny, with a high near 56. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 44.
Sunday
Partly sunny, with a high near 62.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 44. Chance of precipitation is 30%.
Monday
Sunny, with a high near 55.
Monday Night
Mostly clear, with a low around 32.
Tuesday
Mostly sunny, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Marcus Hook PA
 39.78°N 75.39°W (Elev. 3 ft)
Last Update:
5:56 pm EDT Mar 17, 2026
Forecast Valid:
3am EDT Mar 18, 2026-6pm EDT Mar 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation