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

40°F

4°C

Humidity 55%
Wind Speed Calm
Barometer 30.35 in (1028.2 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 25 Mar 12:56 am EDT
Extended Forecast for

3 Miles WSW Mechanicsburg PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 55. Calm wind becoming south 5 to 9 mph in the afternoon.

    High: 55 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 43. South wind around 7 mph.

    Low: 43 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of rain after 2pm. Mostly cloudy, with a high near 69. Southwest wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    High: 69 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely, then rain and possibly a thunderstorm after 2am. Low around 47. Southwest wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 47 °F

    Rain Likely
    then Rain

  • Friday

    Friday: Rain, mainly before 8am. High near 52. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 52 °F

    Rain then
    Chance Rain

  • Friday Night

    Friday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 46.

    High: 46 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 34. Calm wind.
Wednesday
Mostly cloudy, with a high near 55. Calm wind becoming south 5 to 9 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 43. South wind around 7 mph.
Thursday
A slight chance of rain after 2pm. Mostly cloudy, with a high near 69. Southwest wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Thursday Night
Rain likely, then rain and possibly a thunderstorm after 2am. Low around 47. Southwest wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Rain, mainly before 8am. High near 52. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Partly cloudy, with a low around 27.
Saturday
Sunny, with a high near 46.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
Mostly sunny, with a high near 53.
Sunday Night
Partly cloudy, with a low around 37.
Monday
Mostly cloudy, with a high near 60.
Monday Night
Mostly cloudy, with a low around 46.
Tuesday
A chance of showers. Partly sunny, with a high near 66. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Mechanicsburg PA
 40.21°N 77.06°W (Elev. 440 ft)
Last Update:
1:28 am EDT Mar 25, 2026
Forecast Valid:
1am EDT Mar 25, 2026-6pm EDT Mar 31, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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