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

Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Current conditions at

Chester County Airport (KMQS)

Lat: 39.98°NLon: 75.87°WElev: 659ft.

A Few Clouds

65°F

18°C

Humidity 59%
Wind Speed Calm
Barometer 29.84 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 16 Jun 8:35 pm EDT
Extended Forecast for

Lyndell PA

  • Tonight

    Tonight: Increasing clouds, with a low around 57. Calm wind.

    Low: 57 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 80. Light southeast wind becoming south 5 to 10 mph in the morning. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 64. South wind around 5 mph.

    Low: 64 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 11am. Cloudy, then gradually becoming mostly sunny, with a high near 89. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.

    High: 89 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers before 8pm, then a slight chance of showers after 2am. Partly cloudy, with a low around 64. West wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 64 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Juneteenth

    Juneteenth: A slight chance of showers before 2pm. Partly sunny, with a high near 79. Chance of precipitation is 20%.

    High: 79 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 57. Calm wind.
Wednesday
A chance of showers, with thunderstorms also possible after 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 80. Light southeast wind becoming south 5 to 10 mph in the morning. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Increasing clouds, with a low around 64. South wind around 5 mph.
Thursday
A chance of showers, with thunderstorms also possible after 11am. Cloudy, then gradually becoming mostly sunny, with a high near 89. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.
Thursday Night
A slight chance of showers before 8pm, then a slight chance of showers after 2am. Partly cloudy, with a low around 64. West wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Juneteenth
A slight chance of showers before 2pm. Partly sunny, with a high near 79. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 59.
Saturday
Sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 59.
Sunday
Sunny, with a high near 81.
Sunday Night
A chance of showers. Partly cloudy, with a low around 60. Chance of precipitation is 40%.
Monday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 79. Chance of precipitation is 60%.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.
Tuesday
A chance of showers. Mostly sunny, with a high near 79. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lyndell PA
 40.04°N 75.69°W (Elev. 564 ft)
Last Update:
4:08 pm EDT Jun 16, 2026
Forecast Valid:
8pm EDT Jun 16, 2026-6pm EDT Jun 23, 2026
 
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