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Current conditions at
Chester County Airport (KMQS)
Lat: 39.98°NLon: 75.87°WElev: 659ft.
Mostly Cloudy
62°F
17°C
| Humidity | 53% |
| Wind Speed | Calm |
| Barometer | 29.99 in |
| Dewpoint | 45°F (7°C) |
| Visibility | 10.00 mi |
| Last update | 11 Mar 12:15 am EDT |
Extended Forecast for
Coatesville PA
Overnight
Low: 53 °F
Mostly Clear
Wednesday
High: 74 °F
Chance
ShowersWednesday Night
Low: 47 °F
Showers
LikelyThursday
High: 52 °F
Breezy.
Showers
Likely then
Rain/Snow
LikelyThursday Night
Low: 29 °F
Mostly Clear
Friday
High: 48 °F
Mostly Sunny
then Mostly
Cloudy and
BreezyFriday Night
Low: 35 °F
Partly Cloudy
Saturday
High: 49 °F
Mostly Sunny
Saturday Night
Low: 36 °F
Mostly Cloudy
Detailed Forecast
Overnight
Mostly clear, with a low around 53. South wind around 5 mph.
Wednesday
A chance of showers, mainly after 2pm. Partly sunny, with a high near 74. South wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A chance of showers before 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then showers likely after 2am. Mostly cloudy, with a low around 47. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Rain showers likely before 5pm, then a slight chance of rain and snow showers. Mostly cloudy, with a high near 52. Breezy, with a northwest wind around 20 mph, with gusts as high as 40 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday Night
Mostly clear, with a low around 29. Northwest wind 5 to 10 mph.
Friday
Partly sunny, with a high near 48. Breezy.
Friday Night
Partly cloudy, with a low around 35.
Saturday
Mostly sunny, with a high near 49.
Saturday Night
Mostly cloudy, with a low around 36.
Sunday
Cloudy, with a high near 59.
Sunday Night
Rain. Low around 48. Chance of precipitation is 80%.
Monday
Rain. High near 58. Chance of precipitation is 80%.
Monday Night
A chance of rain. Mostly cloudy, with a low around 24. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 34.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Coatesville PA
40.01°N 75.81°W (Elev. 489 ft)
40.01°N 75.81°W (Elev. 489 ft)
4:09 pm EDT Mar 10, 2026
12am EDT Mar 11, 2026-6pm EDT Mar 17, 2026
Additional Resources
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Hourly Weather Forecast
