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.

Mostly Cloudy

62°F

17°C

Humidity 80%
Wind Speed NW 6 mph
Barometer 30.01 in (1016.6 mb)
Dewpoint 56°F (13°C)
Visibility 9.00 mi
Last update 20 Jul 6:53 am EDT
Extended Forecast for

Chambersburg PA

  • Today

    Today: Sunny, with a high near 85. Calm wind becoming south around 5 mph in the afternoon.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms after 2am. Increasing clouds, with a low around 68. Southeast wind 5 to 7 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers, then showers and thunderstorms likely after noon. Mostly cloudy, with a high near 86. South wind 5 to 8 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Slight Chance
    Showers then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms before 2am, then a chance of showers. Low around 67. Southwest wind 5 to 7 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: Mostly sunny, with a high near 83. West wind 5 to 11 mph, with gusts as high as 20 mph.

    High: 83 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 85. Calm wind becoming south around 5 mph in the afternoon.
Tonight
A chance of showers and thunderstorms after 2am. Increasing clouds, with a low around 68. Southeast wind 5 to 7 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A slight chance of showers, then showers and thunderstorms likely after noon. Mostly cloudy, with a high near 86. South wind 5 to 8 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and thunderstorms before 2am, then a chance of showers. Low around 67. Southwest wind 5 to 7 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Mostly sunny, with a high near 83. West wind 5 to 11 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 59.
Friday
Sunny, with a high near 83.
Friday Night
Partly cloudy, with a low around 63.
Saturday
Mostly sunny, with a high near 86.
Saturday Night
Partly cloudy, with a low around 65.
Sunday
Mostly sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chambersburg PA
 39.93°N 77.66°W (Elev. 617 ft)
Last Update:
6:31 am EDT Jul 20, 2026
Forecast Valid:
7am EDT Jul 20, 2026-6pm EDT Jul 26, 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