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Hazardous Weather Conditions

Current conditions at

Harrisburg, Harrisburg International Airport (KMDT)

Lat: 40.19°NLon: 76.76°WElev: 312ft.

Fair

23°F

-5°C

Humidity 81%
Wind Speed Calm
Barometer 30.13 in (1020.7 mb)
Dewpoint 18°F (-8°C)
Visibility 8.00 mi
Last update 14 Feb 8:56 am EST
Extended Forecast for

Hummelstown PA

  • Today

    Today: Mostly sunny, with a high near 48. Northwest wind 3 to 8 mph.

    High: 48 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 28. Calm wind.

    Low: 28 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain after 1pm. Cloudy, with a high near 43. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 43 °F

    Cloudy then
    Chance Rain

  • Sunday Night

    Sunday Night: A chance of rain and snow before 1am. Cloudy, with a low around 31. Light and variable wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 31 °F

    Chance
    Rain/Snow

  • Washington's Birthday

    Washington's Birthday: Mostly cloudy, with a high near 45. Calm wind.

    High: 45 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 51.

    High: 51 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Cloudy, with a low around 37.

    Low: 37 °F

    Cloudy

  • Wednesday

    Wednesday: A chance of rain. Mostly cloudy, with a high near 50. Chance of precipitation is 50%.

    High: 50 °F

    Chance Rain

Detailed Forecast

Today
Mostly sunny, with a high near 48. Northwest wind 3 to 8 mph.
Tonight
Mostly cloudy, with a low around 28. Calm wind.
Sunday
A chance of rain after 1pm. Cloudy, with a high near 43. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A chance of rain and snow before 1am. Cloudy, with a low around 31. Light and variable wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Washington's Birthday
Mostly cloudy, with a high near 45. Calm wind.
Monday Night
Mostly cloudy, with a low around 30.
Tuesday
Partly sunny, with a high near 51.
Tuesday Night
Cloudy, with a low around 37.
Wednesday
A chance of rain. Mostly cloudy, with a high near 50. Chance of precipitation is 50%.
Wednesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 38. Chance of precipitation is 40%.
Thursday
Partly sunny, with a high near 53.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 34. Chance of precipitation is 40%.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 45. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hummelstown PA
 40.26°N 76.7°W (Elev. 427 ft)
Last Update:
8:36 am EST Feb 14, 2026
Forecast Valid:
9am EST Feb 14, 2026-6pm EST Feb 20, 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