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

Tropical Storm and Storm Surge Warnings for the North Carolina Outer Banks; Hot in the Mississippi Valley

Tropical Storm conditions and coastal flooding are possible in the North Carolina Outer Banks beginning late Wednesday. Tropical Storm and Storm Surge Warnings are in effect. Hurricane Erin is expected to bring life threatening surf and rip currents along the East Coast beaches this week. Hot to extremely hot temperatures continue across parts of the Southern Plains and Mississippi Valley today. Read More >

Current conditions at

Brandywine Regional Airport (KOQN)

Lat: 39.99°NLon: 75.58°WElev: 465ft.

Overcast

72°F

22°C

Humidity 53%
Wind Speed SE 7 mph
Barometer 30.12 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 19 Aug 7:15 pm EDT
Extended Forecast for

Westtown PA

  • Tonight

    Tonight: Cloudy, with a low around 64. East wind around 5 mph.

    Low: 64 °F

    Cloudy

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 2pm. Cloudy, with a high near 77. Southeast wind around 5 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 63. Northeast wind 5 to 10 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: Mostly cloudy, with a high near 73. Northeast wind 10 to 15 mph.

    High: 73 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 58. North wind around 10 mph.

    Low: 58 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

Detailed Forecast

Tonight
Cloudy, with a low around 64. East wind around 5 mph.
Wednesday
A chance of showers, with thunderstorms also possible after 2pm. Cloudy, with a high near 77. Southeast wind around 5 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 63. Northeast wind 5 to 10 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Mostly cloudy, with a high near 73. Northeast wind 10 to 15 mph.
Thursday Night
Partly cloudy, with a low around 58. North wind around 10 mph.
Friday
Sunny, with a high near 79.
Friday Night
Mostly clear, with a low around 58.
Saturday
Sunny, with a high near 80.
Saturday Night
Partly cloudy, with a low around 63.
Sunday
A chance of showers after 8am. Partly sunny, with a high near 79. Chance of precipitation is 50%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.
Monday
A chance of showers. Partly sunny, with a high near 79. Chance of precipitation is 30%.
Monday Night
A chance of showers. Mostly clear, with a low around 58. Chance of precipitation is 30%.
Tuesday
Sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Westtown PA
 39.96°N 75.56°W (Elev. 400 ft)
Last Update:
7:28 pm EDT Aug 19, 2025
Forecast Valid:
7pm EDT Aug 19, 2025-6pm EDT Aug 26, 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