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 Fog/Mist

59°F

15°C

Humidity 96%
Wind Speed S 3 mph
Barometer 29.61 in (1002.8 mb)
Dewpoint 58°F (14°C)
Visibility 1.00 mi
Last update 11 Mar 10:56 pm EDT
Extended Forecast for

2 Miles NNE Hummelstown PA

  • Tonight

    Tonight: Showers and thunderstorms. Low around 38. West wind 11 to 14 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 38 °F

    Showers

  • Thursday

    Thursday: Rain and snow showers before 11am, then a slight chance of snow showers between 11am and 2pm. High near 43. Breezy, with a northwest wind 17 to 20 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 43 °F

    Rain/Snow and
    Breezy then
    Slight Chance
    Snow Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28. Northwest wind 5 to 10 mph becoming light west after midnight. Winds could gust as high as 20 mph.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 49. Breezy, with a south wind 6 to 11 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 43 mph.

    High: 49 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 36. West wind 10 to 14 mph, with gusts as high as 31 mph.

    Low: 36 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: Cloudy, with a high near 53.

    High: 53 °F

    Cloudy

  • Sunday Night

    Sunday Night: Showers, mainly after 2am. Low around 47. Chance of precipitation is 80%.

    Low: 47 °F

    Chance
    Showers then
    Showers

Detailed Forecast

Tonight
Showers and thunderstorms. Low around 38. West wind 11 to 14 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Rain and snow showers before 11am, then a slight chance of snow showers between 11am and 2pm. High near 43. Breezy, with a northwest wind 17 to 20 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday Night
Mostly clear, with a low around 28. Northwest wind 5 to 10 mph becoming light west after midnight. Winds could gust as high as 20 mph.
Friday
Partly sunny, with a high near 49. Breezy, with a south wind 6 to 11 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 43 mph.
Friday Night
Partly cloudy, with a low around 36. West wind 10 to 14 mph, with gusts as high as 31 mph.
Saturday
Sunny, with a high near 49.
Saturday Night
Mostly cloudy, with a low around 34.
Sunday
Cloudy, with a high near 53.
Sunday Night
Showers, mainly after 2am. Low around 47. Chance of precipitation is 80%.
Monday
Showers. High near 56. Breezy. Chance of precipitation is 80%.
Monday Night
Showers likely. Partly cloudy, with a low around 26. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 35.
Tuesday Night
Partly cloudy, with a low around 20.
Wednesday
Partly sunny, with a high near 38.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Hummelstown PA
 40.3°N 76.69°W (Elev. 459 ft)
Last Update:
8:16 pm EDT Mar 11, 2026
Forecast Valid:
11pm EDT Mar 11, 2026-6pm EDT Mar 18, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation