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

Heavy Rainfall Continues from the Southwest to the Plains; Severe Thunderstorms in the Southern Plains

Pacific tropical moisture wrapping into a storm will continue a multi-day heavy rainfall event this week that will impact the Southwest into the Plains. Scattered severe thunderstorms capable of mainly severe wind gusts appear possible across portions of the southern Plains this afternoon into tonight. There is also a risk of isolated severe winds gusts and tornadoes in Kansas into Nebraska. Read More >

Current conditions at

Philadelphia, Philadelphia International Airport (KPHL)

Lat: 39.87°NLon: 75.23°WElev: 7ft.

Mostly Cloudy

68°F

20°C

Humidity 81%
Wind Speed Calm
Barometer 30.15 in (1020.8 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 30 Sep 9:54 am EDT
Extended Forecast for

Colwyn PA

  • Today

    Today: Mostly sunny, with a high near 78. Calm wind becoming west around 5 mph.

    High: 78 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 63. Southwest wind around 5 mph.

    Low: 63 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 81. Southwest wind around 5 mph.

    High: 81 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 67. South wind around 5 mph.

    Low: 67 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 84. Southwest wind 5 to 10 mph.

    High: 84 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers, mainly before 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 61 °F

    Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 71.

    High: 71 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers after 8am. Mostly cloudy, with a high near 68. Chance of precipitation is 40%.

    High: 68 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 78. Calm wind becoming west around 5 mph.
Tonight
Mostly cloudy, with a low around 63. Southwest wind around 5 mph.
Thursday
Partly sunny, with a high near 81. Southwest wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 67. South wind around 5 mph.
Friday
Mostly sunny, with a high near 84. Southwest wind 5 to 10 mph.
Friday Night
A chance of showers, mainly before 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Partly sunny, with a high near 71.
Saturday Night
Mostly cloudy, with a low around 56.
Sunday
A chance of showers after 8am. Mostly cloudy, with a high near 68. Chance of precipitation is 40%.
Sunday Night
A chance of showers before 2am. Mostly cloudy, with a low around 56. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 66.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Sunny, with a high near 60.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Colwyn PA
 39.9°N 75.25°W (Elev. 52 ft)
Last Update:
4:09 am EDT Sep 30, 2026
Forecast Valid:
10am EDT Sep 30, 2026-6pm EDT Oct 6, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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