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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

12°F

-11°C

Humidity 38%
Wind Speed N 7 mph
Barometer 30.69 in (1040.0 mb)
Dewpoint -9°F (-23°C)
Visibility 10.00 mi
Wind Chill1°F (-17°C)
Last update 24 Jan 11:56 am EST
Extended Forecast for

Harrisburg International Airport PA

Winter Storm Warning January 24, 10:00pm until January 26, 01:00pm
Click here for hazard details and duration
Winter Storm Warning

  • This Afternoon

    This Afternoon: Increasing clouds, with a high near 18. North wind 3 to 6 mph.

    High: 18 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Snow, mainly after 3am. The snow could be heavy at times. Low around 13. Calm wind becoming east around 6 mph after midnight. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 13 °F

    Slight Chance
    Snow then
    Heavy Snow

  • Sunday

    Sunday: Snow, possibly mixed with sleet before 4pm, then snow between 4pm and 5pm, then snow, possibly mixed with sleet after 5pm. The snow could be heavy at times. High near 22. East wind 7 to 10 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 7 to 11 inches possible.

    High: 22 °F

    Heavy Snow
    then
    Snow/Sleet

  • Sunday Night

    Sunday Night: Snow and sleet before 1am, then a chance of snow. Low around 16. Northeast wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 100%. New snow and sleet accumulation of 1 to 3 inches possible.

    Low: 16 °F

    Snow/Sleet

  • Monday

    Monday: A chance of snow showers, mainly before 7am. Partly sunny, with a high near 25. Northwest wind 6 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.

    High: 25 °F

    Chance Snow
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 3.

    Low: 3 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 20.

    High: 20 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 4.

    Low: 4 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 21.

    High: 21 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Increasing clouds, with a high near 18. North wind 3 to 6 mph.
Tonight
Snow, mainly after 3am. The snow could be heavy at times. Low around 13. Calm wind becoming east around 6 mph after midnight. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Sunday
Snow, possibly mixed with sleet before 4pm, then snow between 4pm and 5pm, then snow, possibly mixed with sleet after 5pm. The snow could be heavy at times. High near 22. East wind 7 to 10 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 7 to 11 inches possible.
Sunday Night
Snow and sleet before 1am, then a chance of snow. Low around 16. Northeast wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 100%. New snow and sleet accumulation of 1 to 3 inches possible.
Monday
A chance of snow showers, mainly before 7am. Partly sunny, with a high near 25. Northwest wind 6 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 3.
Tuesday
Mostly sunny, with a high near 20.
Tuesday Night
Partly cloudy, with a low around 4.
Wednesday
Mostly sunny, with a high near 21.
Wednesday Night
Mostly cloudy, with a low around 5.
Thursday
Partly sunny, with a high near 19.
Thursday Night
Partly cloudy, with a low around 6.
Friday
Mostly sunny, with a high near 21.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harrisburg International Airport PA
 40.22°N 76.76°W (Elev. 446 ft)
Last Update:
12:04 pm EST Jan 24, 2026
Forecast Valid:
12pm EST Jan 24, 2026-6pm EST Jan 30, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation