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

Harrisburg, Capital City Airport (KCXY)

Lat: 40.22°NLon: 76.86°WElev: 335ft.

Fair

12°F

-11°C

Humidity 56%
Wind Speed SW 5 mph
Barometer 30.46 in (1032.4 mb)
Dewpoint -1°F (-18°C)
Visibility 10.00 mi
Wind Chill4°F (-16°C)
Last update 20 Jan 7:56 pm EST
Extended Forecast for

Lower Allen PA

  • Tonight

    Tonight: Mostly clear, with a low around 9. Calm wind.

    Low: 9 °F

    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 34. Light southeast wind becoming south 9 to 14 mph in the morning. Winds could gust as high as 24 mph.

    High: 34 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 29. South wind 6 to 8 mph.

    Low: 29 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 43. West wind 6 to 14 mph, with gusts as high as 25 mph.

    High: 43 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 23. West wind 3 to 5 mph.

    Low: 23 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 30.

    High: 30 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 7.

    Low: 7 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 17.

    High: 17 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Snow likely, mainly after 1am. Cloudy, with a low around 11. Chance of precipitation is 60%.

    Low: 11 °F

    Snow Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 9. Calm wind.
Wednesday
Increasing clouds, with a high near 34. Light southeast wind becoming south 9 to 14 mph in the morning. Winds could gust as high as 24 mph.
Wednesday Night
Mostly cloudy, with a low around 29. South wind 6 to 8 mph.
Thursday
Mostly sunny, with a high near 43. West wind 6 to 14 mph, with gusts as high as 25 mph.
Thursday Night
Mostly cloudy, with a low around 23. West wind 3 to 5 mph.
Friday
Partly sunny, with a high near 30.
Friday Night
Partly cloudy, with a low around 7.
Saturday
Partly sunny, with a high near 17.
Saturday Night
Snow likely, mainly after 1am. Cloudy, with a low around 11. Chance of precipitation is 60%.
Sunday
Snow likely, mainly before 1pm. Cloudy, with a high near 19. Chance of precipitation is 70%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 7. Chance of precipitation is 40%.
Monday
Partly sunny, with a high near 23.
Monday Night
Partly cloudy, with a low around 8.
Tuesday
Mostly sunny, with a high near 25.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lower Allen PA
 40.23°N 76.91°W (Elev. 400 ft)
Last Update:
7:41 pm EST Jan 20, 2026
Forecast Valid:
8pm EST Jan 20, 2026-6pm EST Jan 27, 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