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

Hazardous Weather Conditions

Current conditions at

Harrisburg, Harrisburg International Airport (KMDT)

Lat: 40.19°NLon: 76.76°WElev: 312ft.

Light Rain

79°F

26°C

Humidity 82%
Wind Speed SE 12 mph
Barometer 29.81 in (1009.4 mb)
Dewpoint 73°F (23°C)
Visibility 6.00 mi
Heat Index82°F (28°C)
Last update 2 Aug 1:56 pm EDT
Extended Forecast for

2 Miles SE Hummelstown PA

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 81. Southeast wind around 10 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Heavy Rain

  • Tonight

    Tonight: Showers and possibly a thunderstorm, mainly before 4am, then a chance of showers and thunderstorms after 4am. Some of the storms could produce heavy rainfall. Low around 71. Southeast wind 6 to 8 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 71 °F

    Heavy Rain

  • Monday

    Monday: A chance of showers and thunderstorms before 10am, then a slight chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 82. Southwest wind around 7 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 65. North wind around 6 mph.

    Low: 65 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 83. Light and variable wind becoming northeast around 5 mph in the afternoon.

    High: 83 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 65.

    Low: 65 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 40%.

    High: 84 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 69. Chance of precipitation is 30%.

    Low: 69 °F

    Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 70%.

    High: 86 °F

    Partly Sunny
    then Showers
    Likely

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 81. Southeast wind around 10 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and possibly a thunderstorm, mainly before 4am, then a chance of showers and thunderstorms after 4am. Some of the storms could produce heavy rainfall. Low around 71. Southeast wind 6 to 8 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Monday
A chance of showers and thunderstorms before 10am, then a slight chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 82. Southwest wind around 7 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Mostly cloudy, with a low around 65. North wind around 6 mph.
Tuesday
Partly sunny, with a high near 83. Light and variable wind becoming northeast around 5 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 65.
Wednesday
A chance of showers after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 40%.
Wednesday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 69. Chance of precipitation is 30%.
Thursday
Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
Friday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 87. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
Saturday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 86. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Hummelstown PA
 40.23°N 76.67°W (Elev. 594 ft)
Last Update:
2:27 pm EDT Aug 2, 2026
Forecast Valid:
2pm EDT Aug 2, 2026-6pm EDT Aug 8, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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