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

Atmospheric River to Impact the Northwest; Windy Conditions in the Northeast

A strong atmospheric river moving into northern California later today will bring a threat for moderate to heavy rainfall and flooding, gusty to high winds, and mountain snows for parts of the Northwest U.S. through Wednesday. Gusty winds and isolated showers are expected today in the Northeast U.S. behind a cold front. Wind Advisories have been issued. Read More >

Current conditions at

Philadelphia, Philadelphia International Airport (KPHL)

Lat: 39.87°NLon: 75.23°WElev: 7ft.

Mostly Cloudy

55°F

13°C

Humidity 40%
Wind Speed W 16 mph
Barometer 30.18 in (1021.8 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 4 Nov 8:54 am EST
Extended Forecast for

Merion Station PA

  • Today

    Today: Sunny, with a high near 60. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 60 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 40. West wind around 5 mph.

    Low: 40 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 65. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 65 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 45. Southwest wind 10 to 15 mph becoming northwest after midnight. Winds could gust as high as 30 mph.

    Low: 45 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 56. Northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 56 °F

    Sunny

  • Thursday Night

    Thursday Night: Patchy frost after 1am. Otherwise, mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear
    then Patchy
    Frost

  • Friday

    Friday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

  • Friday Night

    Friday Night: Rain. Low around 53. Chance of precipitation is 80%.

    Low: 53 °F

    Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 60. West wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 40. West wind around 5 mph.
Wednesday
Sunny, with a high near 65. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 45. Southwest wind 10 to 15 mph becoming northwest after midnight. Winds could gust as high as 30 mph.
Thursday
Sunny, with a high near 56. Northwest wind around 10 mph, with gusts as high as 20 mph.
Thursday Night
Patchy frost after 1am. Otherwise, mostly clear, with a low around 36.
Friday
Partly sunny, with a high near 60.
Friday Night
Rain. Low around 53. Chance of precipitation is 80%.
Saturday
Mostly sunny, with a high near 64.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
A chance of rain. Partly sunny, with a high near 61. Chance of precipitation is 40%.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 38. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Merion Station PA
 39.99°N 75.24°W (Elev. 200 ft)
Last Update:
8:56 am EST Nov 4, 2025
Forecast Valid:
9am EST Nov 4, 2025-6pm EST Nov 10, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation