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

Major Winter Storm Anticipated Sunday into Monday

Potentially significant snowfall is forecast from a winter storm Sunday into Monday. View the latest briefing here. Read More >

Hazardous Weather Conditions

Current conditions at

Philadelphia - Wings Field Airport (KLOM)

Lat: 40.14°NLon: 75.27°WElev: 282ft.

Fair

32°F

0°C

Humidity 91%
Wind Speed Calm
Barometer 30.07 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 21 Feb 8:35 pm EST
Extended Forecast for

Radnor Township PA

Winter Storm Warning February 22, 07:00am until February 23, 06:00pm
Click here for hazard details and duration
Winter Storm Warning

  • Tonight

    Tonight: A slight chance of rain before 4am, then a chance of snow between 4am and 5am, then a chance of rain after 5am. Increasing clouds, with a low around 32. Calm wind. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 32 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Sunday

    Sunday: Snow, possibly mixed with rain. High near 36. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    High: 36 °F

    Rain/Snow

  • Sunday Night

    Sunday Night: Snow. The snow could be heavy at times. Areas of blowing snow after 11pm. Low around 30. Blustery, with a north wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.

    Low: 30 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Monday

    Monday: Snow likely, mainly before 1pm. Areas of blowing snow before 11am. Cloudy, with a high near 34. Breezy, with a northwest wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 60%. New snow accumulation of 3 to 5 inches possible.

    High: 34 °F

    Snow Likely
    and Areas
    Blowing Snow

  • Monday Night

    Monday Night: Areas of blowing snow between 11pm and 1am. Mostly cloudy, with a low around 21. Blustery, with a northwest wind 15 to 20 mph.

    Low: 21 °F

    Areas Blowing
    Snow and
    Blustery

  • Tuesday

    Tuesday: Mostly sunny, with a high near 30.

    High: 30 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow after 1am. Mostly cloudy, with a low around 19. Chance of precipitation is 30%.

    Low: 19 °F

    Partly Cloudy
    then Chance
    Snow

  • Wednesday

    Wednesday: A chance of snow before 1pm. Mostly cloudy, with a high near 40. Chance of precipitation is 30%.

    High: 40 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: A chance of rain after 1am. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.

    Low: 32 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Tonight
A slight chance of rain before 4am, then a chance of snow between 4am and 5am, then a chance of rain after 5am. Increasing clouds, with a low around 32. Calm wind. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday
Snow, possibly mixed with rain. High near 36. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Sunday Night
Snow. The snow could be heavy at times. Areas of blowing snow after 11pm. Low around 30. Blustery, with a north wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.
Monday
Snow likely, mainly before 1pm. Areas of blowing snow before 11am. Cloudy, with a high near 34. Breezy, with a northwest wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 60%. New snow accumulation of 3 to 5 inches possible.
Monday Night
Areas of blowing snow between 11pm and 1am. Mostly cloudy, with a low around 21. Blustery, with a northwest wind 15 to 20 mph.
Tuesday
Mostly sunny, with a high near 30.
Tuesday Night
A chance of snow after 1am. Mostly cloudy, with a low around 19. Chance of precipitation is 30%.
Wednesday
A chance of snow before 1pm. Mostly cloudy, with a high near 40. Chance of precipitation is 30%.
Wednesday Night
A chance of rain after 1am. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Thursday
A chance of rain. Mostly cloudy, with a high near 44. Chance of precipitation is 50%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 31. Chance of precipitation is 60%.
Friday
A chance of rain. Mostly sunny, with a high near 42. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 27.
Saturday
Sunny, with a high near 48.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Radnor Township PA
 40.05°N 75.37°W (Elev. 400 ft)
Last Update:
4:16 pm EST Feb 21, 2026
Forecast Valid:
8pm EST Feb 21, 2026-6pm EST Feb 28, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation