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

38°F

3°C

Humidity 100%
Wind Speed Calm
Barometer 30.20 in (1023.0 mb)
Dewpoint 38°F (3°C)
Visibility 4.00 mi
Last update 10 Jan 2:56 am EST
Extended Forecast for

4 Miles E Royalton PA

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly cloudy, with a low around 38. Northwest wind around 6 mph.

    Low: 38 °F

    Patchy Fog

  • Saturday

    Saturday: Rain, mainly after 11am. Patchy fog before 9am. High near 41. Light and variable wind becoming east around 6 mph in the morning. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 41 °F

    Rain Likely
    and Patchy
    Fog then Rain

  • Saturday Night

    Saturday Night: A chance of showers, mainly before midnight. Patchy fog between 10pm and 1am. Otherwise, mostly cloudy, with a low around 33. Calm wind becoming west 5 to 9 mph after midnight. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 33 °F

    Chance
    Showers and
    Patchy Fog

  • Sunday

    Sunday: Mostly sunny, with a high near 42. Breezy, with a west wind 11 to 16 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 39 mph.

    High: 42 °F

    Mostly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 28. Breezy, with a west wind 17 to 23 mph, with gusts as high as 34 mph.

    Low: 28 °F

    Partly Cloudy
    and Breezy

  • Monday

    Monday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 38. Northwest wind around 6 mph.
Saturday
Rain, mainly after 11am. Patchy fog before 9am. High near 41. Light and variable wind becoming east around 6 mph in the morning. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
A chance of showers, mainly before midnight. Patchy fog between 10pm and 1am. Otherwise, mostly cloudy, with a low around 33. Calm wind becoming west 5 to 9 mph after midnight. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Mostly sunny, with a high near 42. Breezy, with a west wind 11 to 16 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 39 mph.
Sunday Night
Partly cloudy, with a low around 28. Breezy, with a west wind 17 to 23 mph, with gusts as high as 34 mph.
Monday
Mostly sunny, with a high near 41.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 47.
Tuesday Night
Mostly cloudy, with a low around 38.
Wednesday
Mostly cloudy, with a high near 49.
Wednesday Night
Mostly cloudy, with a low around 28.
Thursday
Partly sunny, with a high near 35.
Thursday Night
Partly cloudy, with a low around 20.
Friday
Mostly sunny, with a high near 34.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Royalton PA
 40.19°N 76.65°W (Elev. 453 ft)
Last Update:
1:06 am EST Jan 10, 2026
Forecast Valid:
3am EST Jan 10, 2026-6pm EST Jan 16, 2026
 
Forecast Discussion
 
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Additional Resources

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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