Cossart Creek, Pennsylvania Weather
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Weather Forecast for Cossart Creek, Pennsylvania : Chester County
Issued: 5:43 am EDT Sep 3, 2025 Latitude: 39.8338 Longitude: -75.6228 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Thursday Friday Saturday Sunday Monday Tuesday
Mostly Sunny on This Afternoon Mostly Clear on Tonight 20% chance of thunderstorms on Thursday Sunny on Friday 50% chance of rain on Saturday Mostly Sunny on Sunday Sunny on Monday Mostly Sunny on Tuesday
High: 78°F Low: 58°F High: 81°F High: 84°F High: 84°F High: 72°F High: 73°F High: 74°F
Low: 62°F Low: 67°F Low: 58°F Low: 53°F Low: 53°F  
Mostly Sunny Mostly Clear Thunderstorms Sunny Rain Mostly Sunny Sunny Mostly Sunny
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Current Conditions at
WILMINGTON - (KILG)
73°
Clear
as of 11:51 AM EDST
Rel. Humidity: 64%
Dew Point: 61°F
Visibility: 10 Miles
Pressure: 29.98 in.
Flight Rule: VFR
Wind Data
6 MPH
120° Southeast
Cloud Level(s): Clear
Current Conditions at
PHILADELPHIA - (KPHL)
75°
Mostly Cloudy
as of 11:54 AM EDST
Rel. Humidity: 57%
Dew Point: 59°F
Visibility: 10 Miles
Pressure: 29.97 in.
Flight Rule: VFR
Wind Data
5 MPH
Cloud Level(s): Scattered at 1800ft, Broken Towering Cumulus at 3500ft, Broken at 27000ft
Current Conditions at
PHILADELPHIA/WINGS - (KLOM)
75°
Partly Cloudy
as of 11:55 AM EDST
Rel. Humidity: 53%
Dew Point: 57°F
Visibility: 10 Miles
Pressure: 29.98 in.
Flight Rule: VFR
Wind Data
5 MPH
230° Southwest
Cloud Level(s): Scattered at 3500ft, Scattered at 4900ft, Scattered at 6500ft
Mostly Sunny on This Afternoon This Afternoon... Mostly sunny, with a high near 78. Calm wind becoming south around 5 mph.
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 58. South wind around 5 mph.
20% chance of thunderstorms Thursday Thursday... A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 81. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
50% chance of thunderstorms Thursday Night Thursday Night... A chance of showers and thunderstorms, mainly between 8pm and 2am. Mostly cloudy, with a low around 62. South wind 5 to 10 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
Sunny on Friday Friday... Sunny, with a high near 84. Southwest wind 5 to 10 mph.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 67.
50% chance of rain Saturday Saturday... A chance of showers after 2pm. Mostly sunny, with a high near 84. Chance of precipitation is 50%.
50% chance of rain Saturday Night Saturday Night... A chance of showers before 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 50%.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 72.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 53.
Sunny on Monday Monday... Sunny, with a high near 73.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 53.
Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 74.
Sun Almanac for Cossart Creek, Pennsylvania
Sunrise: 06:33 AM
Sunset: 7:31 PM
Civil Sunrise:06:05 AM
Civil Sunset: 7:58 PM
Nautical Sunrise: 05:33 AM
Nautical Sunset: 8:31 PM
Astro Sunrise: 04:58 AM
Astro Sunset: 9:05 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.