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Hazardous Weather Conditions

Current conditions at

Chester County Airport (KMQS)

Lat: 39.98°NLon: 75.87°WElev: 659ft.

43°F

6°C

Humidity 100%
Wind Speed W 7 mph
Barometer 30.34 in
Dewpoint 43°F (6°C)
Visibility 9.00 mi
Wind Chill39°F (4°C)
Last update 26 Oct 8:15 am EDT
Extended Forecast for

Exton PA

Frost Advisory October 26, 08:23am until October 26, 09:00am
Click here for hazard details and duration
...
  •  
    Frost Advisory October 26, 08:23am until October 26, 09:00am

    NOW until 9:00am Mon

    Frost Advisory

  • Today

    High: 67 °F

    Patchy Frost
    then Sunny

  • Tonight

    Tonight: Clear, with a low around 47. West wind around 5 mph becoming calm.

    Low: 47 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 64. North wind around 5 mph.

    High: 64 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 65. Calm wind becoming east around 5 mph.

    High: 65 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

Detailed Forecast

Today
Patchy frost before 9am. Otherwise, sunny, with a high near 67. West wind around 5 mph.
Tonight
Clear, with a low around 47. West wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 64. North wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 40. Calm wind.
Wednesday
Mostly sunny, with a high near 65. Calm wind becoming east around 5 mph.
Wednesday Night
Mostly cloudy, with a low around 45.
Thursday
Sunny, with a high near 69.
Thursday Night
Mostly clear, with a low around 49.
Friday
Sunny, with a high near 74.
Friday Night
Partly cloudy, with a low around 50.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
Mostly cloudy, with a low around 49.
Sunday
Mostly cloudy, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Exton PA
 40.03°N 75.64°W (Elev. 299 ft)
Last Update:
4:09 am EDT Oct 26, 2026
Forecast Valid:
8am EDT Oct 26, 2026-6pm EST Nov 1, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation