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.

Fog/Mist

30°F

-1°C

Humidity 100%
Wind Speed Calm
Barometer 30.05 in (1018.2 mb)
Dewpoint 30°F (-1°C)
Visibility 2.00 mi
Last update 18 Jan 7:56 am EST
Extended Forecast for

Royalton PA

  • Today

    Today: A chance of snow, mainly before noon. Cloudy, with a high near 34. Light and variable wind becoming northwest 5 to 9 mph in the morning. Chance of precipitation is 40%.

    High: 34 °F

    Chance Snow

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 18. West wind around 6 mph becoming southwest after midnight.

    Low: 18 °F

    Decreasing
    Clouds

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 33. South wind 6 to 11 mph becoming west 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 33 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 11. Wind chill values as low as zero. West wind 11 to 16 mph, with gusts as high as 28 mph.

    Low: 11 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 22. West wind 11 to 15 mph, with gusts as high as 24 mph.

    High: 22 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 9.

    Low: 9 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 32.

    High: 32 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of snow, mainly before noon. Cloudy, with a high near 34. Light and variable wind becoming northwest 5 to 9 mph in the morning. Chance of precipitation is 40%.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 18. West wind around 6 mph becoming southwest after midnight.
M.L.King Day
Mostly sunny, with a high near 33. South wind 6 to 11 mph becoming west 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph.
Monday Night
Mostly clear, with a low around 11. Wind chill values as low as zero. West wind 11 to 16 mph, with gusts as high as 28 mph.
Tuesday
Sunny, with a high near 22. West wind 11 to 15 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly clear, with a low around 9.
Wednesday
Partly sunny, with a high near 32.
Wednesday Night
Mostly cloudy, with a low around 25.
Thursday
Mostly sunny, with a high near 36.
Thursday Night
Mostly clear, with a low around 16.
Friday
Mostly sunny, with a high near 33.
Friday Night
Mostly cloudy, with a low around 24.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 35. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Royalton PA
 40.22°N 76.74°W (Elev. 400 ft)
Last Update:
8:01 am EST Jan 18, 2026
Forecast Valid:
8am EST Jan 18, 2026-6pm EST Jan 24, 2026
 
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