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

Isaias to Bring Tropical Impacts Across to the East Coast

Isaias is forecast to make landfall tonight in the Carolinas with dangerous storm surge, flash flooding, damaging winds, and isolated tropical tornadoes. Isaias may strengthen briefly prior to landfall, but the impacts will be the same regardless of the categorical definition. Isaias impacts will be felt all along the East Coast as Isaias moves northward through mid-week. Read More >

Hazardous Weather Conditions

Current conditions at

WEST CHESTER (KOQN)

Lat: 39.99°NLon: 75.58°WElev: 466ft.

Fair

82°F

28°C

Humidity 51%
Wind Speed Calm
Barometer 30.04 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 3 Aug 5:55 pm EDT
Extended Forecast for

3 Miles SE Glenmoore PA

Tropical Storm Warning until further notice
Flash Flood Watch August 3, 10:00pm until August 5, 12:00am
Click here for hazard details and duration
Tropical Storm Warning until further notice
Flash Flood Watch
  •  
    Tropical Storm Warning until further notice

    NOW until further notice

    Tropical Storm Warning

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8pm. Some of the storms could produce heavy rainfall. Low around 70. South wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Heavy Rain

    Low: 70 °F

  • Tuesday

    Tuesday: Tropical storm conditions expected. Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 75. Chance of precipitation is 100%. New rainfall amounts between 3 and 4 inches possible.

    Tropical
    Storm
    Conditions
    Expected

    High: 75 °F

  • Tuesday
    Night

    Tuesday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Partly cloudy, with a low around 66. Southwest wind 5 to 10 mph. Chance of precipitation is 40%. New rainfall amounts between three quarters and one inch possible.

    Chance
    T-storms

    Low: 66 °F

  • Wednesday

    Wednesday: A slight chance of showers, with thunderstorms also possible after 8am. Mostly sunny, with a high near 84. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.

    Slight Chance
    T-storms

    High: 84 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 64. Calm wind.

    Partly Cloudy

    Low: 64 °F

  • Thursday

    Thursday: A slight chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 20%.

    Slight Chance
    T-storms

    High: 82 °F

  • Thursday
    Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.

    Chance
    T-storms

    Low: 65 °F

  • Friday

    Friday: A chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 50%.

    Chance
    T-storms

    High: 82 °F

Detailed Forecast

Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8pm. Some of the storms could produce heavy rainfall. Low around 70. South wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
Tropical storm conditions expected. Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 75. Chance of precipitation is 100%. New rainfall amounts between 3 and 4 inches possible.
Tuesday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Partly cloudy, with a low around 66. Southwest wind 5 to 10 mph. Chance of precipitation is 40%. New rainfall amounts between three quarters and one inch possible.
Wednesday
A slight chance of showers, with thunderstorms also possible after 8am. Mostly sunny, with a high near 84. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 64. Calm wind.
Thursday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 20%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 50%.
Friday Night
Mostly cloudy, with a low around 65.
Saturday
Mostly sunny, with a high near 84.
Saturday Night
Partly cloudy, with a low around 65.
Sunday
Mostly sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 67.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 87. Chance of precipitation is 30%.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
3 Miles SE Glenmoore PA
 40.06°N 75.72°W (Elev. 400 ft)
Last Update:
5:40 pm EDT Aug 3, 2020
Forecast Valid:
6pm EDT Aug 3, 2020-6pm EDT Aug 10, 2020
 
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