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.

Overcast

40°F

4°C

Humidity 47%
Wind Speed NW 14 G 22 mph
Barometer 29.90 in (1012.7 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 12 Mar 2:56 pm EDT
Extended Forecast for

Lower Allen PA

  • Tonight

    Tonight: Mostly clear, with a low around 29. Northwest wind 10 to 15 mph becoming light west after midnight. Winds could gust as high as 31 mph.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Increasing clouds, with a high near 50. Breezy, with a south wind 6 to 11 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 39 mph.

    High: 50 °F

    Mostly Sunny
    then Mostly
    Cloudy and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 35. West wind 11 to 13 mph, with gusts as high as 28 mph.

    Low: 35 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 50. West wind 10 to 13 mph, with gusts as high as 24 mph.

    High: 50 °F

    Sunny

  • Saturday Night

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

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: Cloudy, with a high near 54.

    High: 54 °F

    Cloudy

  • Sunday Night

    Sunday Night: Showers, mainly after 2am. Low around 49. Chance of precipitation is 90%.

    Low: 49 °F

    Chance
    Showers then
    Showers

  • Monday

    Monday: Showers. High near 65. Breezy. Chance of precipitation is 100%.

    High: 65 °F

    Showers and
    Breezy

  • Monday Night

    Monday Night: A chance of showers before 2am. Mostly cloudy, with a low around 27. Chance of precipitation is 40%.

    Low: 27 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 29. Northwest wind 10 to 15 mph becoming light west after midnight. Winds could gust as high as 31 mph.
Friday
Increasing clouds, with a high near 50. Breezy, with a south wind 6 to 11 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 39 mph.
Friday Night
Mostly clear, with a low around 35. West wind 11 to 13 mph, with gusts as high as 28 mph.
Saturday
Sunny, with a high near 50. West wind 10 to 13 mph, with gusts as high as 24 mph.
Saturday Night
Mostly cloudy, with a low around 34. Calm wind.
Sunday
Cloudy, with a high near 54.
Sunday Night
Showers, mainly after 2am. Low around 49. Chance of precipitation is 90%.
Monday
Showers. High near 65. Breezy. Chance of precipitation is 100%.
Monday Night
A chance of showers before 2am. Mostly cloudy, with a low around 27. Chance of precipitation is 40%.
Tuesday
Partly sunny, with a high near 35.
Tuesday Night
Mostly clear, with a low around 22.
Wednesday
Sunny, with a high near 38.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
Mostly cloudy, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lower Allen PA
 40.21°N 76.91°W (Elev. 489 ft)
Last Update:
2:51 pm EDT Mar 12, 2026
Forecast Valid:
3pm EDT Mar 12, 2026-6pm EDT Mar 19, 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