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Hazardous Weather Conditions

Current conditions at

Harrisburg, Harrisburg International Airport (KMDT)

Lat: 40.19°NLon: 76.76°WElev: 312ft.

Mostly Cloudy and Windy

15°F

-9°C

Humidity 49%
Wind Speed NW 32 G 44 mph
Barometer 29.83 in (1010.6 mb)
Dewpoint -1°F (-18°C)
Visibility 10.00 mi
Wind Chill-6°F (-21°C)
Last update 7 Feb 6:56 am EST
Extended Forecast for

Hummelstown PA

Wind Advisory until February 7, 10:00pm
Extreme Cold Warning until February 8, 10:00am
Click here for hazard details and duration
Wind Advisory
Extreme Cold Warning
  •  
    Wind Advisory until February 7, 10:00pm
    Extreme Cold Warning until February 8, 10:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Today

    High: 13 °F

    Mostly Sunny
    and Windy

  • Tonight

    Tonight: Mostly clear, with a low around 5. Wind chill values as low as -10. Blustery, with a northwest wind 14 to 22 mph, with gusts as high as 36 mph.

    Low: 5 °F

    Mostly Clear
    and Blustery
    then Partly
    Cloudy

  • Sunday

    Sunday: Sunny, with a high near 20. Wind chill values as low as -10. Northwest wind around 14 mph, with gusts as high as 25 mph.

    High: 20 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 4. Wind chill values as low as -5. Northwest wind around 7 mph.

    Low: 4 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 27. Northwest wind 3 to 6 mph.

    High: 27 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 14.

    Low: 14 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 37.

    High: 37 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly sunny, with a high near 13. Wind chill values as low as -15. Windy, with a northwest wind 25 to 29 mph, with gusts as high as 47 mph.
Tonight
Mostly clear, with a low around 5. Wind chill values as low as -10. Blustery, with a northwest wind 14 to 22 mph, with gusts as high as 36 mph.
Sunday
Sunny, with a high near 20. Wind chill values as low as -10. Northwest wind around 14 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 4. Wind chill values as low as -5. Northwest wind around 7 mph.
Monday
Partly sunny, with a high near 27. Northwest wind 3 to 6 mph.
Monday Night
Mostly cloudy, with a low around 14.
Tuesday
Mostly cloudy, with a high near 37.
Tuesday Night
Mostly cloudy, with a low around 27.
Wednesday
A chance of showers after 1pm. Cloudy, with a high near 41. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 25.
Thursday
Mostly cloudy, with a high near 36.
Thursday Night
Mostly cloudy, with a low around 23.
Friday
A chance of snow showers. Mostly cloudy, with a high near 37. Chance of precipitation is 30%.
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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:
7:05 am EST Feb 7, 2026
Forecast Valid:
7am EST Feb 7, 2026-6pm EST Feb 13, 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