Briefing for Late June Heat Wave

An early season heat wave will bring dangerously hot and humid conditions across most of the region beginning Sunday through Wednesday. Read More >

Current conditions at

Brandywine Regional Airport (KOQN)

Lat: 39.99°NLon: 75.58°WElev: 465ft.

Fair

79°F

26°C

Humidity 79%
Wind Speed W 6 mph
Barometer 30.08 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 22 Jun 11:35 pm EDT
Extended Forecast for

2 Miles WNW Westtown PA

Extreme Heat Warning June 22, 11:41pm until June 25, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning June 22, 11:41pm until June 25, 08:00pm

    NOW until 8:00pm Wed

    Extreme Heat Warning

  • Tonight

    Low: 77 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 97. Heat index values as high as 107. North wind around 5 mph.

    High: 97 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 77. West wind around 5 mph becoming calm.

    Low: 77 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99. Heat index values as high as 104. Northwest wind around 5 mph.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 78. West wind around 5 mph.

    Low: 78 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms after 2pm.  Sunny, with a high near 95. Chance of precipitation is 20%.

    High: 95 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms between 8pm and 2am.  Partly cloudy, with a low around 74. Chance of precipitation is 30%.

    Low: 74 °F

    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 91. Chance of precipitation is 40%.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 77. Northwest wind around 5 mph.
Monday
Sunny and hot, with a high near 97. Heat index values as high as 107. North wind around 5 mph.
Monday Night
Mostly clear, with a low around 77. West wind around 5 mph becoming calm.
Tuesday
Sunny and hot, with a high near 99. Heat index values as high as 104. Northwest wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 78. West wind around 5 mph.
Wednesday
A slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 95. Chance of precipitation is 20%.
Wednesday Night
A chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 74. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 50%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 40%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 30%.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Westtown PA
 39.94°N 75.57°W (Elev. 299 ft)
4:12 pm EDT Jun 22, 2025
11pm EDT Jun 22, 2025-6pm EDT Jun 29, 2025
 
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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