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

Heavy Rainfall and Flooding in the Southwest and Four Corners; Unsettled Weather in Florida

Heavy to excessive rainfall will continue today across portions of the Southwest and Four Corners Region, leading to flash, urban and small stream flooding. Significant river flooding is expected through Monday. Heavy rainfall is expected across southern and eastern Florida through Monday, with isolated flash flooding possible. Read More >

Current conditions at

Chester County Airport (KMQS)

Lat: 39.98°NLon: 75.87°WElev: 659ft.

45°F

7°C

Humidity 88%
Wind Speed W 5 mph
Barometer 30.43 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 2 Nov 3:55 am EST
Extended Forecast for

3 Miles S Atglen PA

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 64. Calm wind becoming southwest around 5 mph in the morning.

    High: 64 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Patchy fog after 10pm. Otherwise, increasing clouds, with a low around 43. South wind around 5 mph becoming calm.

    Low: 43 °F

    Patchy Fog

  • Tuesday

    Tuesday: Areas of fog before 9am. Otherwise, partly sunny, with a high near 68. South wind 5 to 10 mph.

    High: 68 °F

    Areas Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog. Otherwise, partly cloudy, with a low around 48. South wind around 5 mph.

    Low: 48 °F

    Patchy Fog

  • Wednesday

    Wednesday: Areas of fog before 10am. Otherwise, mostly sunny, with a high near 70. South wind 5 to 10 mph.

    High: 70 °F

    Areas Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

  • Thursday

    Thursday: Rain likely. Cloudy, with a high near 70. Chance of precipitation is 60%.

    High: 70 °F

    Rain Likely

  • Thursday Night

    Thursday Night: Rain likely. Mostly cloudy, with a low around 56. Chance of precipitation is 70%.

    Low: 56 °F

    Rain Likely

  • Friday

    Friday: A chance of rain. Mostly cloudy, with a high near 69. Chance of precipitation is 50%.

    High: 69 °F

    Chance Rain

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 64. Calm wind becoming southwest around 5 mph in the morning.
Tonight
Patchy fog after 10pm. Otherwise, increasing clouds, with a low around 43. South wind around 5 mph becoming calm.
Tuesday
Areas of fog before 9am. Otherwise, partly sunny, with a high near 68. South wind 5 to 10 mph.
Tuesday Night
Patchy fog. Otherwise, partly cloudy, with a low around 48. South wind around 5 mph.
Wednesday
Areas of fog before 10am. Otherwise, mostly sunny, with a high near 70. South wind 5 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 56.
Thursday
Rain likely. Cloudy, with a high near 70. Chance of precipitation is 60%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 56. Chance of precipitation is 70%.
Friday
A chance of rain. Mostly cloudy, with a high near 69. Chance of precipitation is 50%.
Friday Night
A chance of rain. Mostly cloudy, with a low around 49. Chance of precipitation is 40%.
Saturday
Mostly sunny, with a high near 65.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
Mostly sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Atglen PA
 39.91°N 75.98°W (Elev. 597 ft)
Last Update:
1:26 am EST Nov 2, 2026
Forecast Valid:
4am EST Nov 2, 2026-6pm EST Nov 8, 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