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.

Overcast

38°F

3°C

Humidity 48%
Wind Speed S 10 mph
Barometer 30.25 in (1024.2 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 21 Jan 5:54 pm EST
Extended Forecast for

4 Miles WSW Glassboro NJ

  • Tonight

    Tonight: Cloudy, then gradual clearing toward daybreak, with a low around 32. South wind 10 to 15 mph.

    Low: 32 °F

    Clearing Late

  • Thursday

    Thursday: Increasing clouds, with a high near 47. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 47 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24. Northwest wind around 5 mph.

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 39. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 39 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 11. Northwest wind 10 to 15 mph.

    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 12. Chance of precipitation is 80%.

    Low: 12 °F

    Chance Snow
    then Snow

  • Sunday

    Sunday: Snow, possibly mixed with freezing rain and sleet. High near 24. Chance of precipitation is 90%.

    High: 24 °F

    Wintry Mix

  • Sunday Night

    Sunday Night: Snow likely. Mostly cloudy, with a low around 16. Chance of precipitation is 70%.

    Low: 16 °F

    Snow Likely

Detailed Forecast

Tonight
Cloudy, then gradual clearing toward daybreak, with a low around 32. South wind 10 to 15 mph.
Thursday
Increasing clouds, with a high near 47. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Partly cloudy, with a low around 24. Northwest wind around 5 mph.
Friday
Partly sunny, with a high near 39. West wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 11. Northwest wind 10 to 15 mph.
Saturday
Mostly cloudy, with a high near 19.
Saturday Night
Snow, mainly after 1am. Low around 12. Chance of precipitation is 80%.
Sunday
Snow, possibly mixed with freezing rain and sleet. High near 24. Chance of precipitation is 90%.
Sunday Night
Snow likely. Mostly cloudy, with a low around 16. Chance of precipitation is 70%.
Monday
A chance of snow before 1pm. Partly sunny, with a high near 25. Chance of precipitation is 40%.
Monday Night
Mostly clear, with a low around 7.
Tuesday
Sunny, with a high near 22.
Tuesday Night
Partly cloudy, with a low around 7.
Wednesday
Partly sunny, with a high near 27.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Glassboro NJ
 39.69°N 75.18°W (Elev. 98 ft)
Last Update:
4:11 pm EST Jan 21, 2026
Forecast Valid:
6pm EST Jan 21, 2026-6pm EST Jan 28, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation