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.

Overcast

61°F

16°C

Humidity 36%
Wind Speed W 7 mph
Barometer 30.10 in (1020.2 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 11 May 7:53 pm EDT
Extended Forecast for

Chambersburg PA

  • Tonight

    Tonight: Mostly clear, with a low around 39. Northwest wind around 5 mph becoming calm after midnight.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 70. Light and variable wind.

    High: 70 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 51. Calm wind becoming south around 5 mph after midnight.

    Low: 51 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 70. South wind 8 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 47. Southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 47 °F

    Showers then
    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 39. Northwest wind around 5 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 70. Light and variable wind.
Tuesday Night
Increasing clouds, with a low around 51. Calm wind becoming south around 5 mph after midnight.
Wednesday
A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 70. South wind 8 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 47. Southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Mostly sunny, with a high near 63.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Mostly sunny, with a high near 71.
Friday Night
Partly cloudy, with a low around 49.
Saturday
Mostly sunny, with a high near 83.
Saturday Night
Mostly clear, with a low around 58.
Sunday
Sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 59.
Monday
Sunny, with a high near 90.
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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:
8:05 pm EDT May 11, 2026
Forecast Valid:
8pm EDT May 11, 2026-6pm EDT May 18, 2026
 
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