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Current conditions at

Harrisburg, Harrisburg International Airport (KMDT)

Lat: 40.19°NLon: 76.76°WElev: 312ft.

Fair

14°F

-10°C

Humidity 51%
Wind Speed W 6 mph
Barometer 30.29 in (1026.2 mb)
Dewpoint -1°F (-18°C)
Visibility 10.00 mi
Wind Chill5°F (-15°C)
Last update 20 Jan 5:56 am EST
Extended Forecast for

Harrisburg International Airport PA

  • Today

    Today: Sunny, with a high near 22. Wind chill values as low as -5. West wind 10 to 14 mph, with gusts as high as 23 mph.

    High: 22 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 10. West wind around 6 mph becoming calm in the evening.

    Low: 10 °F

    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 35. Light southeast wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 26 mph.

    High: 35 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 28. South wind 9 to 11 mph, with gusts as high as 20 mph.

    Low: 28 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 43. Southwest wind 8 to 15 mph, with gusts as high as 25 mph.

    High: 43 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 29.

    High: 29 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 7.

    Low: 7 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of snow after 1pm. Partly sunny, with a high near 17. Chance of precipitation is 30%.

    High: 17 °F

    Partly Sunny
    then Chance
    Snow

Detailed Forecast

Today
Sunny, with a high near 22. Wind chill values as low as -5. West wind 10 to 14 mph, with gusts as high as 23 mph.
Tonight
Mostly clear, with a low around 10. West wind around 6 mph becoming calm in the evening.
Wednesday
Increasing clouds, with a high near 35. Light southeast wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 26 mph.
Wednesday Night
Mostly cloudy, with a low around 28. South wind 9 to 11 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 43. Southwest wind 8 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Partly cloudy, with a low around 21.
Friday
Partly sunny, with a high near 29.
Friday Night
Partly cloudy, with a low around 7.
Saturday
A chance of snow after 1pm. Partly sunny, with a high near 17. Chance of precipitation is 30%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 9. Chance of precipitation is 50%.
Sunday
A chance of snow. Mostly cloudy, with a high near 20. Chance of precipitation is 50%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 9. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 22.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harrisburg International Airport PA
 40.2°N 76.77°W (Elev. 299 ft)
Last Update:
4:57 am EST Jan 20, 2026
Forecast Valid:
6am EST Jan 20, 2026-6pm EST Jan 26, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation