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

Hazardous Weather Conditions

Current conditions at

Hagerstown, Washington County Regional Airport (KHGR)

Lat: 39.71°NLon: 77.73°WElev: 702ft.

Fair

84°F

29°C

Humidity 37%
Wind Speed Vrbl 6 mph
Barometer 30.15 in (1021.4 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 4 Aug 4:53 pm EDT
Extended Forecast for

Chambersburg PA

  • Tonight

    Tonight: Increasing clouds, with a low around 63. Calm wind.

    Low: 63 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 87. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 87 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 20%.

    Low: 64 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers before 8am, then a slight chance of showers after 2pm. Mostly cloudy, with a high near 83. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 20%.

    High: 83 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers, mainly between 8pm and 2am. Mostly cloudy, with a low around 63. Light east wind. Chance of precipitation is 30%.

    Low: 63 °F

    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers before 8am, then a slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 20%.

    High: 84 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 63. Calm wind.
Tuesday
Mostly cloudy, with a high near 87. Calm wind becoming southeast around 5 mph in the afternoon.
Tuesday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 20%.
Wednesday
A slight chance of showers before 8am, then a slight chance of showers after 2pm. Mostly cloudy, with a high near 83. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 20%.
Wednesday Night
A chance of showers, mainly between 8pm and 2am. Mostly cloudy, with a low around 63. Light east wind. Chance of precipitation is 30%.
Thursday
A slight chance of showers before 8am, then a slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 62.
Friday
Mostly sunny, with a high near 85.
Friday Night
Partly cloudy, with a low around 61.
Saturday
Sunny, with a high near 86.
Saturday Night
Partly cloudy, with a low around 65.
Sunday
Mostly sunny, with a high near 88.
Sunday Night
Partly cloudy, with a low around 69.
Monday
A chance of showers and thunderstorms. Partly sunny and hot, with a high near 92. Chance of precipitation is 40%.
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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:
4:58 pm EDT Aug 4, 2025
Forecast Valid:
5pm EDT Aug 4, 2025-6pm EDT Aug 11, 2025
 
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