Heavy Rain and Flash Flooding Possible Over Parts of the Eastern United States

Heavy rainfall is expected over portions of the eastern United States through Thursday. Flooding and flash flooding will be possible in some areas. Click the "Read More" link for excessive rainfall forecasts from the Weather Prediction Center. Read More >

Current conditions at

Harrisburg, Capital City Airport (KCXY)

Lat: 40.22°NLon: 76.86°WElev: 335ft.

Mostly Cloudy

73°F

23°C

Humidity 43%
Wind Speed SE 15 mph
Barometer 30.04 in (1017.3 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 28 Sep 11:56 am EDT
Extended Forecast for

Mechanicsburg PA

Flood Watch September 29, 02:00am until September 30, 08:00am
Click here for hazard details and duration
Flood Watch
  • This
    Afternoon

    This Afternoon: A chance of showers, mainly after 3pm.  Mostly cloudy, with a high near 73. East wind 7 to 9 mph.  Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    Chance
    Showers

    High: 73 °F

  • Tonight

    Tonight: Showers. The rain could be heavy at times.  Low around 61. East wind 10 to 13 mph, with gusts as high as 20 mph.  Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Heavy Rain

    Low: 61 °F

  • Thursday

    Thursday: Showers. The rain could be heavy at times.  High near 68. East wind around 14 mph, with gusts as high as 21 mph.  Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Heavy Rain

    High: 68 °F

  • Thursday
    Night

    Thursday Night: Showers.  Low around 61. East wind around 14 mph, with gusts as high as 21 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Showers

    Low: 61 °F

  • Friday

    Friday: Showers.  High near 69. East wind around 11 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Showers

    High: 69 °F

  • Friday
    Night

    Friday Night: Showers likely.  Cloudy, with a low around 60. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Showers
    Likely

    Low: 60 °F

  • Saturday

    Saturday: A chance of showers.  Mostly cloudy, with a high near 72. Chance of precipitation is 50%.

    Chance
    Showers

    High: 72 °F

  • Saturday
    Night

    Saturday Night: A chance of showers.  Mostly cloudy, with a low around 57. Chance of precipitation is 30%.

    Chance
    Showers

    Low: 57 °F

  • Sunday

    Sunday: A chance of showers.  Mostly sunny, with a high near 74. Chance of precipitation is 30%.

    Chance
    Showers

    High: 74 °F

Detailed Forecast

This Afternoon
A chance of showers, mainly after 3pm. Mostly cloudy, with a high near 73. East wind 7 to 9 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Showers. The rain could be heavy at times. Low around 61. East wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Thursday
Showers. The rain could be heavy at times. High near 68. East wind around 14 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Thursday Night
Showers. Low around 61. East wind around 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Showers. High near 69. East wind around 11 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Showers likely. Cloudy, with a low around 60. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
A chance of showers. Mostly cloudy, with a high near 72. Chance of precipitation is 50%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.
Sunday
A chance of showers. Mostly sunny, with a high near 74. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 56.
Monday
Mostly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 71.
Click Map For Forecast
Point Forecast:
Mechanicsburg PA
 40.2°N 77°W (Elev. 476 ft)
7:27 am EDT Sep 28, 2016
12pm EDT Sep 28, 2016-6pm EDT Oct 4, 2016
 
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