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

Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

Philadelphia, Philadelphia International Airport (KPHL)

Lat: 39.87°NLon: 75.23°WElev: 7ft.

Partly Cloudy

36°F

2°C

Humidity 48%
Wind Speed S 20 G 29 mph
Barometer 30.35 in (1027.7 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 21 Jan 1:54 pm EST
Extended Forecast for

Philadelphia PA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 37. South wind around 10 mph.

    High: 37 °F

    Partly Sunny

  • Tonight

    Tonight: Cloudy during the early evening, then gradual clearing, with a low around 33. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 33 °F

    Gradual
    Clearing

  • Thursday

    Thursday: Increasing clouds, with a high near 46. Southwest wind 5 to 15 mph.

    High: 46 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 26. West wind around 5 mph.

    Low: 26 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 38. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 38 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 11.

    Low: 11 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 19.

    High: 19 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Snow, mainly after 1am. Low around 13. Chance of precipitation is 80%.

    Low: 13 °F

    Chance Snow
    then Snow

  • Sunday

    Sunday: Snow. High near 22. Chance of precipitation is 90%.

    High: 22 °F

    Snow

Detailed Forecast

This Afternoon
Partly sunny, with a high near 37. South wind around 10 mph.
Tonight
Cloudy during the early evening, then gradual clearing, with a low around 33. Southwest wind around 10 mph, with gusts as high as 20 mph.
Thursday
Increasing clouds, with a high near 46. Southwest wind 5 to 15 mph.
Thursday Night
Partly cloudy, with a low around 26. West wind around 5 mph.
Friday
Partly sunny, with a high near 38. West wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 11.
Saturday
Mostly cloudy, with a high near 19.
Saturday Night
Snow, mainly after 1am. Low around 13. Chance of precipitation is 80%.
Sunday
Snow. High near 22. Chance of precipitation is 90%.
Sunday Night
Snow likely. Cloudy, with a low around 16. Chance of precipitation is 70%.
Monday
A chance of snow. Partly sunny, with a high near 25. Chance of precipitation is 40%.
Monday Night
Mostly clear, with a low around 8.
Tuesday
Sunny, with a high near 21.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Philadelphia PA
 39.96°N 75.16°W (Elev. 26 ft)
Last Update:
2:50 pm EST Jan 21, 2026
Forecast Valid:
2pm EST Jan 21, 2026-6pm EST Jan 27, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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