National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Harrisburg, Capital City Airport (KCXY)

Lat: 40.22°NLon: 76.86°WElev: 335ft.

Light Rain

54°F

12°C

Humidity 97%
Wind Speed E 10 mph
Barometer 29.70 in (1005.9 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 16 Mar 4:56 am EDT
Extended Forecast for

3 Miles SSE Mechanicsburg PA

  • Overnight

    Overnight: A chance of showers. Cloudy, with a steady temperature around 56. Southeast wind around 14 mph, with gusts as high as 26 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 56 °F

    Chance
    Showers

  • Monday

    Monday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4pm. Some of the storms could be severe. High near 69. Breezy, with a south wind 18 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 69 °F

    Breezy.
    Chance
    Showers then
    Severe
    Thunderstorms

  • Monday Night

    Monday Night: Rain showers and snow showers, possibly mixed with sleet before midnight, then a slight chance of snow showers between midnight and 1am. Some thunder is also possible. Low around 27. Breezy, with a west wind 16 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. Little or no snow and sleet accumulation expected.

    Low: 27 °F

    Wintry Mix
    and Breezy
    then Slight
    Chance Snow
    Showers

  • Tuesday

    Tuesday: A slight chance of snow showers. Partly sunny, with a high near 35. West wind 15 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.

    High: 35 °F

    Slight Chance
    Snow Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 22. West wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 20 mph.

    Low: 22 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 38.

    High: 38 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 46.

    High: 46 °F

    Mostly Cloudy

  • Thursday Night

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

    Low: 34 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A chance of showers. Cloudy, with a steady temperature around 56. Southeast wind around 14 mph, with gusts as high as 26 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4pm. Some of the storms could be severe. High near 69. Breezy, with a south wind 18 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Rain showers and snow showers, possibly mixed with sleet before midnight, then a slight chance of snow showers between midnight and 1am. Some thunder is also possible. Low around 27. Breezy, with a west wind 16 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. Little or no snow and sleet accumulation expected.
Tuesday
A slight chance of snow showers. Partly sunny, with a high near 35. West wind 15 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 22. West wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 20 mph.
Wednesday
Partly sunny, with a high near 38.
Wednesday Night
Mostly cloudy, with a low around 28.
Thursday
Mostly cloudy, with a high near 46.
Thursday Night
Mostly cloudy, with a low around 34.
Friday
Partly sunny, with a high near 55.
Friday Night
A chance of showers. Mostly cloudy, with a low around 38. Chance of precipitation is 30%.
Saturday
A chance of showers. Mostly cloudy, with a high near 54. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 37.
Sunday
Mostly cloudy, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Mechanicsburg PA
 40.18°N 76.98°W (Elev. 577 ft)
Last Update:
3:36 am EDT Mar 16, 2026
Forecast Valid:
5am EDT Mar 16, 2026-6pm EDT Mar 22, 2026
 
Forecast Discussion
 
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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