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

Hagerstown, Washington County Regional Airport (KHGR)

Lat: 39.71°NLon: 77.73°WElev: 702ft.

Light Rain

76°F

24°C

Humidity 54%
Wind Speed S 10 mph
Barometer 29.73 in (1006.9 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 18 Jun 1:53 am EDT
Extended Forecast for

Chambersburg PA

  • Overnight

    Overnight: Cloudy, with a low around 69. South wind around 10 mph.

    Low: 69 °F

    Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms, mainly before 9am. Mostly cloudy, with a high near 86. South wind 14 to 18 mph, with gusts as high as 39 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 63. West wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 26 mph.

    Low: 63 °F

    Mostly Cloudy

  • Juneteenth

    Juneteenth: Mostly cloudy, then gradually becoming sunny, with a high near 82. West wind 5 to 11 mph, with gusts as high as 22 mph.

    High: 82 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear, with a low around 60. West wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 22 mph.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.

    Low: 64 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Overnight
Cloudy, with a low around 69. South wind around 10 mph.
Thursday
A chance of showers and thunderstorms, mainly before 9am. Mostly cloudy, with a high near 86. South wind 14 to 18 mph, with gusts as high as 39 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Mostly cloudy, with a low around 63. West wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 26 mph.
Juneteenth
Mostly cloudy, then gradually becoming sunny, with a high near 82. West wind 5 to 11 mph, with gusts as high as 22 mph.
Friday Night
Mostly clear, with a low around 60. West wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 22 mph.
Saturday
Sunny, with a high near 82.
Saturday Night
Mostly clear, with a low around 60.
Sunday
Mostly sunny, with a high near 85.
Sunday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Monday
Showers, with thunderstorms also possible after 2pm. High near 81. Chance of precipitation is 80%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 59.
Wednesday
Mostly sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chambersburg PA
 39.93°N 77.66°W (Elev. 617 ft)
Last Update:
2:21 am EDT Jun 18, 2026
Forecast Valid:
2am EDT Jun 18, 2026-6pm EDT Jun 24, 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