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.

Fog/Mist

37°F

3°C

Humidity 100%
Wind Speed SW 5 mph
Barometer 30.24 in
Dewpoint 37°F (3°C)
Visibility 2.50 mi
Wind Chill33°F (1°C)
Last update 3 Mar 8:35 pm EST
Extended Forecast for

4 Miles NNW Pomeroy PA

Dense Fog Advisory until March 3, 10:00pm
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory until March 3, 10:00pm

    NOW until 10:00pm Tue

    Dense Fog Advisory

  • Tonight

    Low: 38 °F

    Rain and
    Patchy Fog
    then Rain
    Likely

  • Wednesday

    Wednesday: A chance of rain, mainly after 1pm. Mostly cloudy, with a high near 53. North wind around 5 mph becoming east in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain, mainly after 1am. Low around 43. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F

    Chance Rain
    then Rain

  • Thursday

    Thursday: Showers likely. Cloudy, with a high near 56. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 56 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Low around 46. Southeast wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 46 °F

    Showers

  • Friday

    Friday: A slight chance of showers before 1pm. Mostly cloudy, with a high near 66. Chance of precipitation is 20%.

    High: 66 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers after 1pm. Partly sunny, with a high near 67. Chance of precipitation is 30%.

    High: 67 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Rain, mainly before 1am. Patchy fog before midnight. Low around 38. West wind around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
A chance of rain, mainly after 1pm. Mostly cloudy, with a high near 53. North wind around 5 mph becoming east in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain, mainly after 1am. Low around 43. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Showers likely. Cloudy, with a high near 56. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Showers and possibly a thunderstorm. Low around 46. Southeast wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday
A slight chance of showers before 1pm. Mostly cloudy, with a high near 66. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 45.
Saturday
A chance of showers after 1pm. Partly sunny, with a high near 67. Chance of precipitation is 30%.
Saturday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.
Sunday
Partly sunny, with a high near 66.
Sunday Night
Partly cloudy, with a low around 50.
Monday
Mostly sunny, with a high near 66.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Pomeroy PA
 40.02°N 75.96°W (Elev. 495 ft)
Last Update:
7:15 pm EST Mar 3, 2026
Forecast Valid:
8pm EST Mar 3, 2026-6pm EDT Mar 10, 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