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.

Overcast

35°F

2°C

Humidity 89%
Wind Speed NW 5 mph
Barometer 29.43 in (996.9 mb)
Dewpoint 32°F (0°C)
Visibility 8.00 mi
Wind Chill31°F (-1°C)
Last update 10 Dec 7:56 pm EST
Extended Forecast for

Lawn PA

  • Tonight

    Tonight: Partly cloudy, with a low around 28. Southwest wind 10 to 18 mph becoming northwest after midnight. Winds could gust as high as 30 mph.

    Low: 28 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 33. West wind 16 to 18 mph, with gusts as high as 37 mph.

    High: 33 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24. West wind 11 to 17 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 9 mph.

    High: 34 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of snow. Mostly cloudy, with a low around 23. Light southwest wind. Chance of precipitation is 30%.

    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 21. Chance of precipitation is 50%.

    Low: 21 °F

    Chance Snow

  • Sunday

    Sunday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 28. Southwest wind 10 to 18 mph becoming northwest after midnight. Winds could gust as high as 30 mph.
Thursday
Mostly sunny, with a high near 33. West wind 16 to 18 mph, with gusts as high as 37 mph.
Thursday Night
Partly cloudy, with a low around 24. West wind 11 to 17 mph, with gusts as high as 28 mph.
Friday
Partly sunny, with a high near 34. West wind 6 to 9 mph.
Friday Night
A chance of snow. Mostly cloudy, with a low around 23. Light southwest wind. Chance of precipitation is 30%.
Saturday
Mostly cloudy, with a high near 37.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 21. Chance of precipitation is 50%.
Sunday
Partly sunny, with a high near 28.
Sunday Night
Partly cloudy, with a low around 17.
Monday
Mostly sunny, with a high near 29.
Monday Night
Mostly cloudy, with a low around 19.
Tuesday
Partly sunny, with a high near 34.
Tuesday Night
Mostly cloudy, with a low around 22.
Wednesday
Mostly cloudy, with a high near 40.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lawn PA
 40.22°N 76.53°W (Elev. 604 ft)
Last Update:
7:06 pm EST Dec 10, 2025
Forecast Valid:
8pm EST Dec 10, 2025-6pm EST Dec 17, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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