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Current conditions at

Harrisburg, Harrisburg International Airport (KMDT)

Lat: 40.19°NLon: 76.76°WElev: 312ft.

Overcast and Breezy

32°F

0°C

Humidity 64%
Wind Speed NW 21 G 32 mph
Barometer 29.91 in (1013.1 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 23 Feb 9:56 pm EST
Extended Forecast for

Harrisburg International Airport PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 21. Northwest wind around 15 mph, with gusts as high as 26 mph.

    Low: 21 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 32. Northwest wind 8 to 14 mph, with gusts as high as 23 mph.

    High: 32 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow after 1am. Increasing clouds, with a low around 24. Light south wind increasing to 5 to 10 mph in the evening. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Mostly Cloudy
    then Chance
    Snow

  • Wednesday

    Wednesday: A slight chance of rain and snow before 10am, then a slight chance of rain between 10am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 46. Southwest wind 11 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    High: 46 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 28. West wind 5 to 7 mph becoming calm after midnight.

    Low: 28 °F

    Partly Cloudy

  • Thursday

    Thursday: Rain and snow likely, mainly after 1pm. Mostly cloudy, with a high near 40. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Chance
    Rain/Snow
    then
    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: A chance of rain and snow. Mostly cloudy, with a low around 27. Chance of precipitation is 50%.

    Low: 27 °F

    Chance
    Rain/Snow

  • Friday

    Friday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 21. Northwest wind around 15 mph, with gusts as high as 26 mph.
Tuesday
Mostly sunny, with a high near 32. Northwest wind 8 to 14 mph, with gusts as high as 23 mph.
Tuesday Night
A chance of snow after 1am. Increasing clouds, with a low around 24. Light south wind increasing to 5 to 10 mph in the evening. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Wednesday
A slight chance of rain and snow before 10am, then a slight chance of rain between 10am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 46. Southwest wind 11 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 28. West wind 5 to 7 mph becoming calm after midnight.
Thursday
Rain and snow likely, mainly after 1pm. Mostly cloudy, with a high near 40. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 27. Chance of precipitation is 50%.
Friday
Mostly sunny, with a high near 43.
Friday Night
Mostly clear, with a low around 26.
Saturday
Sunny, with a high near 51.
Saturday Night
Partly cloudy, with a low around 30.
Sunday
Partly sunny, with a high near 44.
Sunday Night
Mostly cloudy, with a low around 24.
Monday
A chance of rain and snow. Mostly cloudy, with a high near 36. Chance of precipitation is 40%.
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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:
10:35 pm EST Feb 23, 2026
Forecast Valid:
10pm EST Feb 23, 2026-6pm EST Mar 2, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation