Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Current conditions at

Philadelphia, Philadelphia International Airport (KPHL)

Lat: 39.87°NLon: 75.23°WElev: 7ft.

Mostly Cloudy

69°F

21°C

Humidity 61%
Wind Speed E 10 mph
Barometer 30.24 in (1023.8 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 3 Oct 5:54 pm EDT
Extended Forecast for

Merion Station PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 56. Northeast wind around 5 mph.

    Low: 56 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers.  Cloudy, with a high near 65. East wind 5 to 10 mph.  Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 65 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Patchy fog after midnight.  Otherwise, cloudy, with a low around 58. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 58 °F

    Cloudy then
    Patchy Fog

  • Monday

    Monday: Mostly cloudy through mid morning, then gradual clearing, with a high near 69. Northwest wind 5 to 15 mph.

    High: 69 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 46. Northwest wind around 5 mph.

    Low: 46 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 45.

    Low: 45 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 56. Northeast wind around 5 mph.
Sunday
A chance of showers. Cloudy, with a high near 65. East wind 5 to 10 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Patchy fog after midnight. Otherwise, cloudy, with a low around 58. Northeast wind around 5 mph becoming calm in the evening.
Monday
Mostly cloudy through mid morning, then gradual clearing, with a high near 69. Northwest wind 5 to 15 mph.
Monday Night
Clear, with a low around 46. Northwest wind around 5 mph.
Tuesday
Sunny, with a high near 64.
Tuesday Night
Clear, with a low around 45.
Wednesday
Sunny, with a high near 68.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
Sunny, with a high near 72.
Thursday Night
Mostly clear, with a low around 52.
Friday
Sunny, with a high near 71.
Friday Night
Mostly clear, with a low around 53.
Saturday
Mostly sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
Merion Station PA
 40.01°N 75.23°W (Elev. 240 ft)
4:10 pm EDT Oct 3, 2026
6pm EDT Oct 3, 2026-6pm EDT Oct 10, 2026
 
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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