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

Hazardous Weather Conditions

Current conditions at

Chester County Airport (KMQS)

Lat: 39.98°NLon: 75.87°WElev: 659ft.

Mostly Cloudy

45°F

7°C

Humidity 70%
Wind Speed W 8 mph
Barometer 30.09 in
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 7 Apr 4:35 am EDT
Extended Forecast for

3 Miles NNE Unionville PA

Freeze Watch April 8, 10:00pm until April 9, 09:00am
Freeze Warning April 8, 12:00am until April 8, 09:00am
Click here for hazard details and duration
Freeze Watch
Freeze Warning

  • Today

    Today: Sunny, with a high near 50. Breezy, with a northwest wind 5 to 10 mph increasing to 15 to 20 mph in the morning. Winds could gust as high as 35 mph.

    High: 50 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Clear, with a low around 26. North wind 5 to 10 mph.

    Low: 26 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 52. Northeast wind around 5 mph becoming southeast in the afternoon.

    High: 52 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Areas of frost after midnight. Otherwise, mostly clear, with a low around 28. South wind around 5 mph becoming calm in the evening.

    Low: 28 °F

    Mostly Clear
    then Areas
    Frost

  • Thursday

    Thursday: Areas of frost before 10am. Otherwise, mostly sunny, with a high near 57. Light southeast wind becoming south 5 to 10 mph in the morning.

    High: 57 °F

    Areas Frost
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 50. Breezy, with a northwest wind 5 to 10 mph increasing to 15 to 20 mph in the morning. Winds could gust as high as 35 mph.
Tonight
Clear, with a low around 26. North wind 5 to 10 mph.
Wednesday
Sunny, with a high near 52. Northeast wind around 5 mph becoming southeast in the afternoon.
Wednesday Night
Areas of frost after midnight. Otherwise, mostly clear, with a low around 28. South wind around 5 mph becoming calm in the evening.
Thursday
Areas of frost before 10am. Otherwise, mostly sunny, with a high near 57. Light southeast wind becoming south 5 to 10 mph in the morning.
Thursday Night
Partly cloudy, with a low around 37.
Friday
Sunny, with a high near 67.
Friday Night
Partly cloudy, with a low around 48.
Saturday
Mostly sunny, with a high near 68.
Saturday Night
Mostly clear, with a low around 43.
Sunday
Mostly sunny, with a high near 68.
Sunday Night
Mostly cloudy, with a low around 51.
Monday
Partly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Unionville PA
 39.93°N 75.71°W (Elev. 295 ft)
Last Update:
4:10 am EDT Apr 7, 2026
Forecast Valid:
4am EDT Apr 7, 2026-6pm EDT Apr 13, 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