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, Philadelphia International Airport (KPHL)

Lat: 39.87°NLon: 75.23°WElev: 7ft.

Mostly Cloudy

50°F

10°C

Humidity 46%
Wind Speed NW 14 G 20 mph
Barometer 29.99 in (1015.4 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 21 Feb 1:54 pm EST
Extended Forecast for

Colwyn PA

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

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 48. Northwest wind around 5 mph.

    High: 48 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of rain, mainly after 3am. Increasing clouds, with a low around 33. Calm wind. Chance of precipitation is 40%.

    Low: 33 °F

    Partly Cloudy
    then Chance
    Rain

  • Sunday

    Sunday: Snow, possibly mixed with rain, becoming all snow after 4pm. High near 37. Northeast wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    High: 37 °F

    Rain/Snow

  • Sunday Night

    Sunday Night: Snow. The snow could be heavy at times. Patchy blowing snow after 9pm. Low around 29. Blustery, with a northeast wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

    Low: 29 °F

    Heavy Snow
    and Patchy
    Blowing Snow

  • Monday

    Monday: Snow likely, mainly before 1pm. Patchy blowing snow before 1pm. Cloudy, with a high near 37. Breezy, with a northwest wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.

    High: 37 °F

    Snow Likely
    and Patchy
    Blowing Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 40.

    High: 40 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Partly sunny, with a high near 48. Northwest wind around 5 mph.
Tonight
A chance of rain, mainly after 3am. Increasing clouds, with a low around 33. Calm wind. Chance of precipitation is 40%.
Sunday
Snow, possibly mixed with rain, becoming all snow after 4pm. High near 37. Northeast wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Sunday Night
Snow. The snow could be heavy at times. Patchy blowing snow after 9pm. Low around 29. Blustery, with a northeast wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.
Monday
Snow likely, mainly before 1pm. Patchy blowing snow before 1pm. Cloudy, with a high near 37. Breezy, with a northwest wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.
Monday Night
Mostly cloudy, with a low around 24.
Tuesday
Mostly sunny, with a high near 33.
Tuesday Night
Mostly cloudy, with a low around 22.
Wednesday
Mostly cloudy, with a high near 40.
Wednesday Night
A chance of rain after 1am. Mostly cloudy, with a low around 34. Chance of precipitation is 40%.
Thursday
A chance of rain. Mostly cloudy, with a high near 46. Chance of precipitation is 50%.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 33. Chance of precipitation is 50%.
Friday
A chance of rain. Mostly sunny, with a high near 45. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Colwyn PA
 39.9°N 75.23°W (Elev. 7 ft)
Last Update:
4:15 am EST Feb 21, 2026
Forecast Valid:
2pm EST Feb 21, 2026-6pm EST Feb 27, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation