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

Briefing for Impacts from Strong Coastal Storm Sunday through Monday

A strong coastal storm is forecast to bring potentially significant impacts to our region. Moderate to major coastal flooding, strong to damaging winds, beach erosion, and very dangerous marine conditions are forecast. View this briefing for details on these threats. Read More >

Hazardous Weather Conditions

Current conditions at

Brandywine Regional Airport (KOQN)

Lat: 39.99°NLon: 75.58°WElev: 465ft.

Overcast

61°F

16°C

Humidity 88%
Wind Speed NE 9 mph
Barometer 30.04 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 12 Oct 1:55 am EDT
Extended Forecast for

Cheyney PA

Coastal Flood Advisory October 12, 02:00pm until October 13, 11:00pm
Click here for hazard details and duration
Coastal Flood Advisory

  • Overnight

    Overnight: A chance of rain. Cloudy, with a low around 57. Northeast wind around 15 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 57 °F

    Chance Rain

  • Sunday

    Sunday: Rain likely, mainly after 3pm. Cloudy, with a high near 62. Breezy, with a northeast wind 15 to 20 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 62 °F

    Rain Likely
    and Breezy

  • Sunday Night

    Sunday Night: Rain. Low around 53. Breezy, with a northeast wind around 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 53 °F

    Rain and
    Breezy

  • Columbus Day

    Columbus Day: Rain. High near 58. North wind around 15 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 58 °F

    Rain

  • Monday Night

    Monday Night: Rain likely, mainly before 2am. Mostly cloudy, with a low around 53. North wind 10 to 15 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 53 °F

    Rain Likely

  • Tuesday

    Tuesday: A chance of rain before 8am. Mostly sunny, with a high near 67. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 67 °F

    Chance Rain
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

Detailed Forecast

Overnight
A chance of rain. Cloudy, with a low around 57. Northeast wind around 15 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Rain likely, mainly after 3pm. Cloudy, with a high near 62. Breezy, with a northeast wind 15 to 20 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain. Low around 53. Breezy, with a northeast wind around 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Columbus Day
Rain. High near 58. North wind around 15 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Rain likely, mainly before 2am. Mostly cloudy, with a low around 53. North wind 10 to 15 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A chance of rain before 8am. Mostly sunny, with a high near 67. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Partly cloudy, with a low around 51.
Wednesday
Mostly sunny, with a high near 65.
Wednesday Night
Mostly clear, with a low around 41.
Thursday
Sunny, with a high near 57.
Thursday Night
Mostly clear, with a low around 39.
Friday
Sunny, with a high near 59.
Friday Night
Mostly clear, with a low around 41.
Saturday
Mostly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cheyney PA
 39.91°N 75.51°W (Elev. 397 ft)
Last Update:
1:28 am EDT Oct 12, 2025
Forecast Valid:
2am EDT Oct 12, 2025-6pm EDT Oct 18, 2025
 
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