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

Chester County Airport (KMQS)

Lat: 39.98°NLon: 75.87°WElev: 659ft.

Overcast

24°F

-4°C

Humidity 57%
Wind Speed N 8 mph
Barometer 30.37 in
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Wind Chill15°F (-9°C)
Last update 18 Mar 9:15 am EDT
Extended Forecast for

2 Miles E Unionville PA

  • Today

    Today: Cloudy early, then gradual clearing, with a high near 40. North wind around 5 mph becoming south in the afternoon.

    High: 40 °F

    Gradual
    Clearing

  • Tonight

    Tonight: Partly cloudy, with a low around 28. South wind around 5 mph.

    Low: 28 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 48. South wind 5 to 10 mph.

    High: 48 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 34. South wind around 5 mph becoming calm in the evening.

    Low: 34 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of rain after 2pm. Partly sunny, with a high near 55. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Chance of precipitation is 20%.

    High: 55 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Friday Night

    Friday Night: Rain likely, mainly after 2am. Mostly cloudy, with a low around 44. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Rain Likely

  • Saturday

    Saturday: Rain likely before 8am. Partly sunny, with a high near 61. Chance of precipitation is 60%.

    High: 61 °F

    Rain Likely
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain after 2pm. Partly sunny, with a high near 65. Chance of precipitation is 30%.

    High: 65 °F

    Partly Sunny
    then Chance
    Rain

Detailed Forecast

Today
Cloudy early, then gradual clearing, with a high near 40. North wind around 5 mph becoming south in the afternoon.
Tonight
Partly cloudy, with a low around 28. South wind around 5 mph.
Thursday
Mostly sunny, with a high near 48. South wind 5 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 34. South wind around 5 mph becoming calm in the evening.
Friday
A slight chance of rain after 2pm. Partly sunny, with a high near 55. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Rain likely, mainly after 2am. Mostly cloudy, with a low around 44. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain likely before 8am. Partly sunny, with a high near 61. Chance of precipitation is 60%.
Saturday Night
Mostly cloudy, with a low around 43.
Sunday
A chance of rain after 2pm. Partly sunny, with a high near 65. Chance of precipitation is 30%.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 41. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 51.
Monday Night
Partly cloudy, with a low around 28.
Tuesday
Partly sunny, with a high near 46.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Unionville PA
 39.88°N 75.69°W (Elev. 397 ft)
Last Update:
4:34 am EDT Mar 18, 2026
Forecast Valid:
9am EDT Mar 18, 2026-6pm EDT Mar 24, 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