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

Hazardous Weather Conditions

Current conditions at

Philadelphia, Philadelphia International Airport (KPHL)

Lat: 39.87°NLon: 75.23°WElev: 7ft.

Fair

45°F

7°C

Humidity 83%
Wind Speed Calm
Barometer 30.56 in (1034.8 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 25 Oct 12:54 am EDT
Extended Forecast for

Colwyn PA

Frost Advisory until October 25, 09:00am
Click here for hazard details and duration
Frost Advisory
  •  
    Frost Advisory until October 25, 09:00am

    NOW until 9:00am Sun

    Frost Advisory

  • Overnight

    Low: 39 °F

    Patchy Frost

  • Sunday

    Sunday: Patchy frost before 9am. Otherwise, sunny, with a high near 68. Calm wind.

    High: 68 °F

    Patchy Frost
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 41. Calm wind.

    Low: 41 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny through mid morning, then becoming sunny, with a high near 71. Calm wind becoming west around 5 mph in the afternoon.

    High: 71 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 49. Calm wind becoming north around 5 mph after midnight.

    Low: 49 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

Overnight
Patchy frost. Otherwise, clear, with a low around 39. Calm wind.
Sunday
Patchy frost before 9am. Otherwise, sunny, with a high near 68. Calm wind.
Sunday Night
Mostly clear, with a low around 41. Calm wind.
Monday
Partly sunny through mid morning, then becoming sunny, with a high near 71. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Clear, with a low around 49. Calm wind becoming north around 5 mph after midnight.
Tuesday
Sunny, with a high near 66.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Mostly sunny, with a high near 66.
Wednesday Night
Mostly cloudy, with a low around 48.
Thursday
Mostly sunny, with a high near 70.
Thursday Night
Mostly clear, with a low around 51.
Friday
Sunny, with a high near 74.
Friday Night
Mostly clear, with a low around 52.
Saturday
Mostly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Colwyn PA
 39.9°N 75.25°W (Elev. 52 ft)
Last Update:
5:04 pm EDT Oct 24, 2026
Forecast Valid:
12am EDT Oct 25, 2026-6pm EDT Oct 31, 2026
 
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