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

Weekend Nor'easter

Coastal flooding, strong winds, dangerous rip currents, high surf, and hazardous marine conditions are expected from a nor'easter impacting the region through this weekend. View this briefing for more details. Read More >

Hazardous Weather Conditions

Current conditions at

Philadelphia, Philadelphia International Airport (KPHL)

Lat: 39.87°NLon: 75.23°WElev: 7ft.

Mostly Cloudy and Breezy

64°F

18°C

Humidity 46%
Wind Speed N 23 G 31 mph
Barometer 30.09 in (1018.9 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 25 Sep 9:54 am EDT
Extended Forecast for

Merion Station PA

Wind Advisory September 25, 06:00pm until September 27, 06:00am
Click here for hazard details and duration
Wind Advisory

  • Today

    Today: Mostly cloudy, with a high near 72. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 72 °F

    Partly Sunny
    then Mostly
    Cloudy and
    Breezy

  • Tonight

    Tonight: A chance of rain after 1am. Mostly cloudy, with a low around 57. Breezy, with a north wind 15 to 20 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 57 °F

    Chance Rain
    and Breezy

  • Saturday

    Saturday: Rain, mainly after 10am. High near 62. Breezy, with a north wind around 20 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 62 °F

    Breezy. Rain
    Likely then
    Rain

  • Saturday Night

    Saturday Night: Rain. Low around 56. Breezy, with a north wind 15 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 56 °F

    Rain and
    Breezy

  • Sunday

    Sunday: Rain. High near 64. North wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 64 °F

    Rain

  • Sunday Night

    Sunday Night: Rain, mainly before 8pm. Low around 58. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 58 °F

    Rain then
    Chance Rain

  • Monday

    Monday: Mostly cloudy, with a high near 69.

    High: 69 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 73.

    High: 73 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 72. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph.
Tonight
A chance of rain after 1am. Mostly cloudy, with a low around 57. Breezy, with a north wind 15 to 20 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Rain, mainly after 10am. High near 62. Breezy, with a north wind around 20 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Rain. Low around 56. Breezy, with a north wind 15 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Rain. High near 64. North wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday Night
Rain, mainly before 8pm. Low around 58. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Mostly cloudy, with a high near 69.
Monday Night
Mostly cloudy, with a low around 58.
Tuesday
Partly sunny, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
Mostly sunny, with a high near 76.
Wednesday Night
Mostly cloudy, with a low around 60.
Thursday
Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Merion Station PA
 39.99°N 75.27°W (Elev. 226 ft)
Last Update:
4:10 am EDT Sep 25, 2026
Forecast Valid:
10am EDT Sep 25, 2026-6pm EDT Oct 1, 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