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

74°F

23°C

Humidity 82%
Wind Speed Calm
Barometer 30.09 in (1019.2 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 8 Jul 10:53 am EDT
Extended Forecast for

Chambersburg PA

  • Today

    Today: Isolated showers between 1pm and 2pm, then isolated showers and thunderstorms after 2pm. Mostly cloudy, with a high near 82. Calm wind. Chance of precipitation is 20%.

    High: 82 °F

    Isolated
    T-storms

  • Tonight

    Tonight: Isolated showers and thunderstorms before 1am, then isolated showers and thunderstorms after 2am. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 68. Light south wind. Chance of precipitation is 20%.

    Low: 68 °F

    Patchy Fog
    then Isolated
    T-storms and
    Patchy Fog

  • Thursday

    Thursday: Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm. Mostly cloudy, with a high near 86. Light south wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Isolated
    T-storms then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely, mainly before 7pm. Partly cloudy, with a low around 68. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 68 °F

    Showers
    Likely then
    Partly Cloudy

  • Friday

    Friday: A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 87. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

Detailed Forecast

Today
Isolated showers between 1pm and 2pm, then isolated showers and thunderstorms after 2pm. Mostly cloudy, with a high near 82. Calm wind. Chance of precipitation is 20%.
Tonight
Isolated showers and thunderstorms before 1am, then isolated showers and thunderstorms after 2am. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 68. Light south wind. Chance of precipitation is 20%.
Thursday
Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm. Mostly cloudy, with a high near 86. Light south wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely, mainly before 7pm. Partly cloudy, with a low around 68. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 87. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly sunny, with a high near 85.
Saturday Night
Partly cloudy, with a low around 64.
Sunday
Mostly sunny, with a high near 85.
Sunday Night
Partly cloudy, with a low around 64.
Monday
Mostly sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 65.
Tuesday
Sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
Chambersburg PA
 39.93°N 77.66°W (Elev. 617 ft)
Last Update:
8:06 am EDT Jul 8, 2026
Forecast Valid:
11am EDT Jul 8, 2026-6pm EDT Jul 14, 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