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

Hazardous Weather Conditions

Current conditions at

Harrisburg, Harrisburg International Airport (KMDT)

Lat: 40.19°NLon: 76.76°WElev: 312ft.

Fog/Mist

64°F

18°C

Humidity 96%
Wind Speed E 8 mph
Barometer 30.02 in (1016.4 mb)
Dewpoint 63°F (17°C)
Visibility 3.00 mi
Last update 20 Aug 7:56 am EDT
Extended Forecast for

2 Miles SSW Campbelltown PA

  • Today

    Today: Showers and thunderstorms likely, mainly before 2pm, then showers likely and possibly a thunderstorm after 4pm. Cloudy, with a high near 78. Southeast wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tonight

    Tonight: Showers and thunderstorms before 4am, then a slight chance of showers after 5am. Low around 63. East wind around 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Showers then
    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers before 7am, then a slight chance of showers after 8am. Mostly cloudy, with a high near 75. Northeast wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 75 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 59. Northeast wind 6 to 8 mph.

    Low: 59 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 82. North wind around 7 mph.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers after 2am. Partly cloudy, with a low around 66. Chance of precipitation is 30%.

    Low: 66 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 82. Chance of precipitation is 70%.

    High: 82 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Today
Showers and thunderstorms likely, mainly before 2pm, then showers likely and possibly a thunderstorm after 4pm. Cloudy, with a high near 78. Southeast wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms before 4am, then a slight chance of showers after 5am. Low around 63. East wind around 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A slight chance of showers before 7am, then a slight chance of showers after 8am. Mostly cloudy, with a high near 75. Northeast wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 59. Northeast wind 6 to 8 mph.
Friday
Sunny, with a high near 82. North wind around 7 mph.
Friday Night
Mostly clear, with a low around 59.
Saturday
Mostly sunny, with a high near 82.
Saturday Night
A chance of showers after 2am. Partly cloudy, with a low around 66. Chance of precipitation is 30%.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 82. Chance of precipitation is 70%.
Sunday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Monday
A chance of showers. Mostly sunny, with a high near 80. Chance of precipitation is 30%.
Monday Night
A chance of showers. Mostly clear, with a low around 56. Chance of precipitation is 30%.
Tuesday
Sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Campbelltown PA
 40.25°N 76.58°W (Elev. 600 ft)
Last Update:
7:34 am EDT Aug 20, 2025
Forecast Valid:
8am EDT Aug 20, 2025-6pm EDT Aug 26, 2025
 
Forecast Discussion
 
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Additional Resources

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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