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

Harrisburg, Capital City Airport (KCXY)

Lat: 40.22°NLon: 76.86°WElev: 335ft.

Fair

63°F

17°C

Humidity 58%
Wind Speed E 6 mph
Barometer 29.81 in (1009.3 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 17 Jun 12:56 am EDT
Extended Forecast for

3 Miles SE Mechanicsburg PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 58. Southeast wind 3 to 5 mph.

    Low: 58 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 82. Light south wind becoming southwest 5 to 10 mph in the afternoon.

    High: 82 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 65. Southeast wind 3 to 7 mph.

    Low: 65 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms before 2pm. Cloudy through mid morning, then gradual clearing, with a high near 87. South wind 14 to 17 mph, with gusts as high as 33 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 64. West wind 5 to 13 mph, with gusts as high as 24 mph.

    Low: 64 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

  • Friday Night

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

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Saturday Night

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

    Low: 59 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 58. Southeast wind 3 to 5 mph.
Wednesday
Mostly sunny, with a high near 82. Light south wind becoming southwest 5 to 10 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 65. Southeast wind 3 to 7 mph.
Thursday
A chance of showers and thunderstorms before 2pm. Cloudy through mid morning, then gradual clearing, with a high near 87. South wind 14 to 17 mph, with gusts as high as 33 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Partly cloudy, with a low around 64. West wind 5 to 13 mph, with gusts as high as 24 mph.
Juneteenth
Partly sunny, with a high near 79.
Friday Night
Mostly clear, with a low around 59.
Saturday
Sunny, with a high near 79.
Saturday Night
Mostly clear, with a low around 59.
Sunday
Sunny, with a high near 81.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 78. Chance of precipitation is 50%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.
Tuesday
Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Mechanicsburg PA
 40.18°N 76.98°W (Elev. 577 ft)
Last Update:
10:01 pm EDT Jun 16, 2026
Forecast Valid:
1am EDT Jun 17, 2026-6pm EDT Jun 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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