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

Harrisburg, Harrisburg International Airport (KMDT)

Lat: 40.19°NLon: 76.76°WElev: 312ft.

Light Rain

63°F

17°C

Humidity 87%
Wind Speed SE 7 mph
Barometer 29.87 in (1011.5 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 14 May 9:56 pm EDT
Extended Forecast for

Hummelstown PA

  • Tonight

    Tonight: Rain. Patchy fog before 5am. Low around 59. Southeast wind 6 to 9 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 59 °F

    Rain and
    Patchy Fog

  • Wednesday

    Wednesday: Rain, mainly before 3pm. Patchy fog before 11am. High near 66. East wind 8 to 10 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 66 °F

    Rain and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: A chance of rain, mainly before 10pm. Mostly cloudy, with a low around 57. Northeast wind 6 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 57 °F

    Chance Rain

  • Thursday

    Thursday: A slight chance of rain before 2pm. Partly sunny, with a high near 74. North wind 10 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    High: 74 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56. Northeast wind 5 to 9 mph.

    Low: 56 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 75.

    High: 75 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of showers after 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 40%.

    Low: 58 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly between 8am and 9am. Mostly cloudy, with a high near 69. Chance of precipitation is 60%.

    High: 69 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers. Mostly cloudy, with a low around 57. Chance of precipitation is 40%.

    Low: 57 °F

    Chance
    Showers

Detailed Forecast

Tonight
Rain. Patchy fog before 5am. Low around 59. Southeast wind 6 to 9 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain, mainly before 3pm. Patchy fog before 11am. High near 66. East wind 8 to 10 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A chance of rain, mainly before 10pm. Mostly cloudy, with a low around 57. Northeast wind 6 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A slight chance of rain before 2pm. Partly sunny, with a high near 74. North wind 10 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 56. Northeast wind 5 to 9 mph.
Friday
Partly sunny, with a high near 75.
Friday Night
A chance of showers after 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 40%.
Saturday
Showers likely, mainly between 8am and 9am. Mostly cloudy, with a high near 69. Chance of precipitation is 60%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 57. Chance of precipitation is 40%.
Sunday
A chance of showers. Partly sunny, with a high near 70. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 56.
Monday
Mostly sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
A chance of showers. Mostly sunny, with a high near 78. Chance of precipitation is 30%.
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Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Hummelstown PA
 40.26°N 76.73°W (Elev. 335 ft)
Last Update:
8:40 pm EDT May 14, 2024
Forecast Valid:
10pm EDT May 14, 2024-6pm EDT May 21, 2024
 
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