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

72°F

22°C

Humidity 29%
Wind Speed S 12 mph
Barometer 29.94 in (1013.9 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 9 Mar 5:56 pm EDT
Extended Forecast for

Lower Allen PA

  • Tonight

    Tonight: Clear, with a low around 45. Southwest wind around 5 mph becoming calm in the evening.

    Low: 45 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 75. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 75 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 54. Calm wind.

    Low: 54 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 5pm. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 74. Light southeast wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Chance
    Showers and
    Patchy Fog
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm, then showers after 2am. Low around 41. South wind 10 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 41 °F

    Showers

  • Thursday

    Thursday: Showers, mainly before 8am. High near 48. Breezy. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 48 °F

    Showers then
    Chance
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: A chance of showers after 2pm. Partly sunny, with a high near 49. Chance of precipitation is 30%.

    High: 49 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 36. Chance of precipitation is 30%.

    Low: 36 °F

    Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 45. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 75. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 54. Calm wind.
Wednesday
Showers likely, with thunderstorms also possible after 5pm. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 74. Light southeast wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers likely and possibly a thunderstorm, then showers after 2am. Low around 41. South wind 10 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers, mainly before 8am. High near 48. Breezy. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Mostly clear, with a low around 29.
Friday
A chance of showers after 2pm. Partly sunny, with a high near 49. Chance of precipitation is 30%.
Friday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 36. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 50.
Saturday Night
Mostly cloudy, with a low around 37.
Sunday
Mostly cloudy, with a high near 60.
Sunday Night
Showers likely. Mostly cloudy, with a low around 41. Chance of precipitation is 60%.
Monday
Showers likely. Mostly cloudy, with a high near 48. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Lower Allen PA
 40.23°N 76.91°W (Elev. 400 ft)
Last Update:
2:26 pm EDT Mar 9, 2026
Forecast Valid:
6pm EDT Mar 9, 2026-6pm EDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation