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

Harrisburg, Harrisburg International Airport (KMDT)

Lat: 40.19°NLon: 76.76°WElev: 312ft.

Light Rain

35°F

2°C

Humidity 78%
Wind Speed N 6 mph
Barometer 29.45 in (997.7 mb)
Dewpoint 29°F (-2°C)
Visibility 8.00 mi
Wind Chill30°F (-1°C)
Last update 10 Dec 12:56 pm EST
Extended Forecast for

Harrisburg International Airport PA

  • This Afternoon

    This Afternoon: Rain, mainly before 5pm. High near 40. South wind around 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 40 °F

    Rain

  • Tonight

    Tonight: A chance of rain before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 30. Southwest wind 9 to 15 mph becoming northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 30 °F

    Chance Rain
    then Partly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 33. West wind 14 to 18 mph, with gusts as high as 36 mph.

    High: 33 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24. West wind 10 to 14 mph, with gusts as high as 28 mph.

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 34. West wind 6 to 8 mph.

    High: 34 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of snow, mainly before 1am. Mostly cloudy, with a low around 23. Chance of precipitation is 40%.

    Low: 23 °F

    Chance Snow

  • Saturday

    Saturday: Mostly cloudy, with a high near 37.

    High: 37 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of snow. Mostly cloudy, with a low around 22. Chance of precipitation is 40%.

    Low: 22 °F

    Chance Snow

  • Sunday

    Sunday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Rain, mainly before 5pm. High near 40. South wind around 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A chance of rain before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 30. Southwest wind 9 to 15 mph becoming northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Mostly sunny, with a high near 33. West wind 14 to 18 mph, with gusts as high as 36 mph.
Thursday Night
Partly cloudy, with a low around 24. West wind 10 to 14 mph, with gusts as high as 28 mph.
Friday
Partly sunny, with a high near 34. West wind 6 to 8 mph.
Friday Night
A chance of snow, mainly before 1am. Mostly cloudy, with a low around 23. Chance of precipitation is 40%.
Saturday
Mostly cloudy, with a high near 37.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 22. Chance of precipitation is 40%.
Sunday
Partly sunny, with a high near 28.
Sunday Night
Partly cloudy, with a low around 18.
Monday
Mostly sunny, with a high near 30.
Monday Night
Mostly cloudy, with a low around 19.
Tuesday
Mostly sunny, with a high near 37.
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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:
1:05 pm EST Dec 10, 2025
Forecast Valid:
1pm EST Dec 10, 2025-6pm EST Dec 16, 2025
 
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Additional Resources

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