National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall in Florida; Critical Fire Weather in the Southeast; Heavy Rain and Flooding Concerns in Hawaii

Thunderstorms and periods of heavy to excessive rainfall will continue over Florida through Thursday; and will begin to impact the central Plains today. Dry and gusty conditions will promote elevated to critical fire weather conditions in the Southeast. A Kona Low is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the island chain through the weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Harrisburg, Capital City Airport (KCXY)

Lat: 40.22°NLon: 76.86°WElev: 335ft.

Fair

34°F

1°C

Humidity 40%
Wind Speed E 8 mph
Barometer 30.61 in (1037.0 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 8 Apr 8:56 am EDT
Extended Forecast for

Lower Allen PA

Freeze Warning April 9, 12:00am until April 9, 09:00am
Click here for hazard details and duration
Freeze Warning

  • Today

    Today: Sunny, with a high near 53. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 53 °F

    Sunny

  • Tonight

    Tonight: Widespread frost after 2am. Otherwise, mostly clear, with a low around 30. Southeast wind around 6 mph becoming calm in the evening.

    Low: 30 °F

    Clear then
    Frost

  • Thursday

    Thursday: Widespread frost before 9am. Otherwise, mostly sunny, with a high near 60. Calm wind becoming south 5 to 8 mph in the morning.

    High: 60 °F

    Frost then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Patchy frost after 5am. Otherwise, mostly clear, with a low around 37. Southeast wind around 5 mph becoming calm in the evening.

    Low: 37 °F

    Mostly Clear
    then Patchy
    Frost

  • Friday

    Friday: Patchy frost before 7am. Otherwise, sunny, with a high near 72. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 72 °F

    Patchy Frost
    then Mostly
    Sunny

  • Friday Night

    Friday Night: A slight chance of showers before 2am. Mostly cloudy, with a low around 48. Chance of precipitation is 20%.

    Low: 48 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 53. Calm wind becoming southeast around 6 mph in the afternoon.
Tonight
Widespread frost after 2am. Otherwise, mostly clear, with a low around 30. Southeast wind around 6 mph becoming calm in the evening.
Thursday
Widespread frost before 9am. Otherwise, mostly sunny, with a high near 60. Calm wind becoming south 5 to 8 mph in the morning.
Thursday Night
Patchy frost after 5am. Otherwise, mostly clear, with a low around 37. Southeast wind around 5 mph becoming calm in the evening.
Friday
Patchy frost before 7am. Otherwise, sunny, with a high near 72. Calm wind becoming south 5 to 7 mph in the afternoon.
Friday Night
A slight chance of showers before 2am. Mostly cloudy, with a low around 48. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 63.
Saturday Night
Mostly clear, with a low around 40.
Sunday
Mostly sunny, with a high near 67.
Sunday Night
Mostly cloudy, with a low around 51.
Monday
Partly sunny, with a high near 78.
Monday Night
Mostly cloudy, with a low around 60.
Tuesday
Partly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lower Allen PA
 40.23°N 76.91°W (Elev. 400 ft)
Last Update:
9:32 am EDT Apr 8, 2026
Forecast Valid:
9am EDT Apr 8, 2026-6pm EDT Apr 14, 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