Hazardous Weather Conditions
Current conditions at
Chester County Airport (KMQS)
Lat: 39.98°NLon: 75.87°WElev: 659ft.
Fair
10°F
-12°C
| Humidity | 54% |
| Wind Speed | W 9 mph |
| Barometer | 30.26 in |
| Dewpoint | -4°F (-20°C) |
| Visibility | 10.00 mi |
| Wind Chill | -3°F (-19°C) |
| Last update | 20 Jan 6:15 am EST |
Extended Forecast for
3 Miles NNE Unionville PA
Cold Weather Advisory until January 20, 10:00am
NOW until 10:00am Tue

Cold Weather Advisory
Today

High: 22 °F
Sunny
Tonight

Low: 7 °F
Mostly Clear
Wednesday

High: 35 °F
Increasing
CloudsWednesday Night

Low: 29 °F
Mostly Cloudy
Thursday

High: 44 °F
Mostly Sunny
Thursday Night

Low: 22 °F
Partly Cloudy
Friday

High: 33 °F
Partly Sunny
Friday Night

Low: 8 °F
Partly Cloudy
Detailed Forecast
Today
Sunny, with a high near 22. Wind chill values as low as zero. West wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 7. Wind chill values as low as -2. West wind around 5 mph becoming calm after midnight.
Wednesday
Increasing clouds, with a high near 35. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 29. South wind around 10 mph.
Thursday
Mostly sunny, with a high near 44. West wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 22.
Friday
Partly sunny, with a high near 33.
Friday Night
Partly cloudy, with a low around 8.
Saturday
A chance of snow after 1pm. Partly sunny, with a high near 18. Chance of precipitation is 30%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 9. Chance of precipitation is 50%.
Sunday
Snow likely. Mostly cloudy, with a high near 20. Chance of precipitation is 60%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 8. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 22.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles NNE Unionville PA
39.93°N 75.71°W (Elev. 295 ft)
39.93°N 75.71°W (Elev. 295 ft)
4:11 am EST Jan 20, 2026
6am EST Jan 20, 2026-6pm EST Jan 26, 2026



