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.

Overcast

73°F

23°C

Humidity 81%
Wind Speed N 8 mph
Barometer 29.99 in (1015.8 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 18 Aug 3:53 am EDT
Extended Forecast for

Chambersburg PA

  • Today

    Today: Mostly cloudy, with a high near 76. Northeast wind 6 to 8 mph.

    High: 76 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 63. East wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers before 2pm. Mostly cloudy, with a high near 76. Southeast wind 3 to 6 mph. Chance of precipitation is 20%.

    High: 76 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: A slight chance of showers after 8pm. Mostly cloudy, with a low around 63. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 63 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 81. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 30%.

    High: 84 °F

    Partly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 8pm. Partly cloudy, with a low around 61. Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 76. Northeast wind 6 to 8 mph.
Tonight
Mostly cloudy, with a low around 63. East wind around 5 mph becoming calm in the evening.
Tuesday
A slight chance of showers before 2pm. Mostly cloudy, with a high near 76. Southeast wind 3 to 6 mph. Chance of precipitation is 20%.
Tuesday Night
A slight chance of showers after 8pm. Mostly cloudy, with a low around 63. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Wednesday
A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 81. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 30%.
Thursday Night
A chance of showers before 8pm. Partly cloudy, with a low around 61. Chance of precipitation is 30%.
Friday
Sunny, with a high near 86.
Friday Night
Mostly clear, with a low around 64.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.
Sunday
A chance of showers. Partly sunny, with a high near 86. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chambersburg PA
 39.94°N 77.68°W (Elev. 696 ft)
Last Update:
2:35 am EDT Aug 18, 2025
Forecast Valid:
4am EDT Aug 18, 2025-6pm EDT Aug 24, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation