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.

Fair

36°F

2°C

Humidity 37%
Wind Speed S 7 mph
Barometer 30.27 in (1026.7 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 18 Mar 7:53 pm EDT
Extended Forecast for

Chambersburg PA

  • Tonight

    Tonight: Increasing clouds, with a low around 28. Calm wind.

    Low: 28 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Partly sunny, with a high near 51. Calm wind becoming south around 6 mph in the afternoon.

    High: 51 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers after 2pm. Mostly cloudy, with a high near 59. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 46. Light south wind. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 46 °F

    Showers
    Likely

  • Saturday

    Saturday: A chance of showers before 8am. Partly sunny, with a high near 64. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of showers after 8pm. Mostly cloudy, with a low around 41. Chance of precipitation is 40%.

    Low: 41 °F

    Chance
    Showers

Detailed Forecast

Tonight
Increasing clouds, with a low around 28. Calm wind.
Thursday
Partly sunny, with a high near 51. Calm wind becoming south around 6 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 36. Calm wind.
Friday
A chance of showers after 2pm. Mostly cloudy, with a high near 59. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 46. Light south wind. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
A chance of showers before 8am. Partly sunny, with a high near 64. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Mostly cloudy, with a low around 45.
Sunday
Partly sunny, with a high near 69.
Sunday Night
A chance of showers after 8pm. Mostly cloudy, with a low around 41. Chance of precipitation is 40%.
Monday
Partly sunny, with a high near 51.
Monday Night
Partly cloudy, with a low around 28.
Tuesday
Partly sunny, with a high near 46.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
Partly sunny, with a high near 53.
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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:
8:06 pm EDT Mar 18, 2026
Forecast Valid:
8pm EDT Mar 18, 2026-6pm EDT Mar 25, 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