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

29°F

-2°C

Humidity 47%
Wind Speed NW 10 mph
Barometer 29.83 in (1010.6 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 2 Jan 5:56 pm EST
Extended Forecast for

3 Miles SE Mechanicsburg PA

  • Tonight

    Tonight: Increasing clouds, with a low around 19. West wind 6 to 8 mph.

    Low: 19 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, with a high near 31. Northwest wind around 5 mph becoming calm in the afternoon.

    High: 31 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Cloudy, with a low around 24. Calm wind.

    Low: 24 °F

    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 34. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 34 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 20. Northwest wind around 6 mph becoming calm in the evening.

    Low: 20 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 33.

    High: 33 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 44.

    High: 44 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 19. West wind 6 to 8 mph.
Saturday
Mostly cloudy, with a high near 31. Northwest wind around 5 mph becoming calm in the afternoon.
Saturday Night
Cloudy, with a low around 24. Calm wind.
Sunday
Mostly sunny, with a high near 34. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 20. Northwest wind around 6 mph becoming calm in the evening.
Monday
Mostly cloudy, with a high near 33.
Monday Night
Mostly cloudy, with a low around 27.
Tuesday
Mostly cloudy, with a high near 44.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
Mostly cloudy, with a high near 50.
Wednesday Night
Mostly cloudy, with a low around 33.
Thursday
Mostly cloudy, with a high near 49.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 39. Chance of precipitation is 30%.
Friday
A chance of showers. Mostly cloudy, with a high near 54. Chance of precipitation is 30%.
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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:
1:34 pm EST Jan 2, 2026
Forecast Valid:
6pm EST Jan 2, 2026-6pm EST Jan 9, 2026
 
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