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 >

Current conditions at

Harrisburg, Capital City Airport (KCXY)

Lat: 40.22°NLon: 76.86°WElev: 335ft.

Overcast

85°F

29°C

Humidity 48%
Wind Speed SW 6 mph
Barometer 30.02 in (1016.5 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 3 Aug 4:56 pm EDT
Extended Forecast for

5 Miles WSW Mount Holly Springs PA

Flash Flood Watch August 3, 11:00pm until August 4, 11:00pm
Click here for hazard details and duration
Flash Flood Watch
  • This
    Afternoon

    This Afternoon: A chance of showers and thunderstorms.  Cloudy, with a high near 84. South wind around 5 mph.  Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms

    High: 84 °F

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 8pm.  Low around 68. South wind around 7 mph.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    T-storms then
    Showers

    Low: 68 °F

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm before 2pm, then showers likely.  High near 76. East wind 6 to 10 mph becoming north in the afternoon.  Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    Showers

    High: 76 °F

  • Tuesday
    Night

    Tuesday Night: Showers likely, mainly before 8pm.  Partly cloudy, with a low around 65. West wind 5 to 7 mph.  Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Showers
    Likely

    Low: 65 °F

  • Wednesday

    Wednesday: Sunny, with a high near 83. Northwest wind 3 to 5 mph.

    Sunny

    High: 83 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 62.

    Partly Cloudy

    Low: 62 °F

  • Thursday

    Thursday: Partly sunny, with a high near 82.

    Partly Sunny

    High: 82 °F

  • Thursday
    Night

    Thursday Night: A chance of showers and thunderstorms after 8pm.  Partly cloudy, with a low around 64. Chance of precipitation is 30%.

    Chance
    T-storms

    Low: 64 °F

  • Friday

    Friday: A chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 82. Chance of precipitation is 50%.

    Mostly Sunny
    then Chance
    T-storms

    High: 82 °F

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms. Cloudy, with a high near 84. South wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 8pm. Low around 68. South wind around 7 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
Showers and possibly a thunderstorm before 2pm, then showers likely. High near 76. East wind 6 to 10 mph becoming north in the afternoon. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Tuesday Night
Showers likely, mainly before 8pm. Partly cloudy, with a low around 65. West wind 5 to 7 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Sunny, with a high near 83. Northwest wind 3 to 5 mph.
Wednesday Night
Partly cloudy, with a low around 62.
Thursday
Partly sunny, with a high near 82.
Thursday Night
A chance of showers and thunderstorms after 8pm. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 65. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms. Sunny, with a high near 85. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 65. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 67. Chance of precipitation is 30%.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Click Map For Forecast
Point Forecast:
5 Miles WSW Mount Holly Springs PA
 40.09°N 77.28°W (Elev. 781 ft)
5:04 pm EDT Aug 3, 2020
5pm EDT Aug 3, 2020-6pm EDT Aug 10, 2020
 
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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