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Transitioning to a New Format for the Area Forecast Discussion on January 6, 2026

Current conditions at

Chester County Airport (KMQS)

Lat: 39.98°NLon: 75.87°WElev: 659ft.

Overcast

40°F

4°C

Humidity	56%
Wind Speed	S 7 mph
Barometer	29.74 in
Dewpoint	26°F (-3°C)
Visibility	10.00 mi
Wind Chill	35°F (2°C)
Last update	13 Jan 9:35 pm EST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

3 Miles W Coatesville PA

Tonight
Low: 37 °F
Cloudy
Wednesday
High: 48 °F
Chance Rain
Wednesday Night
Low: 22 °F
Rain/Snow and
Blustery
Thursday
High: 27 °F
Partly Sunny
and Blustery
Thursday Night
Low: 14 °F
Partly Cloudy
Friday
High: 30 °F
Mostly Sunny
Friday Night
Low: 25 °F
Mostly Cloudy
Saturday
High: 39 °F
Partly Sunny
Saturday Night
Low: 21 °F
Mostly Cloudy

Detailed Forecast

Tonight

Cloudy, with a low around 37. Southwest wind around 10 mph, with gusts as high as 20 mph.

Wednesday

A chance of rain, mainly between 9am and 5pm. Mostly cloudy, with a high near 48. Southwest wind around 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

Wednesday Night

Rain likely before 10pm, then rain and snow between 10pm and 4am, then a slight chance of snow after 4am. Low around 22. Blustery, with a southwest wind 5 to 10 mph becoming northwest 15 to 20 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

Thursday

Partly sunny, with a high near 27. Blustery, with a west wind around 20 mph, with gusts as high as 35 mph.

Thursday Night

Partly cloudy, with a low around 14. West wind around 15 mph, with gusts as high as 25 mph.

Friday

Mostly sunny, with a high near 30.

Friday Night

Mostly cloudy, with a low around 25.

Saturday

Partly sunny, with a high near 39.

Saturday Night

Mostly cloudy, with a low around 21.