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

55°F

13°C

Humidity 49%
Wind Speed Vrbl 5 mph
Barometer 30.18 in (1023.1 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill54°F (12°C)
Last update 11 May 11:53 am EDT
Extended Forecast for

Chambersburg PA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 66. Light northwest wind.

    High: 66 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 41. Light north wind.

    Low: 41 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 69. Calm wind.

    High: 69 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 50. Calm wind becoming south around 5 mph after midnight.

    Low: 50 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Showers likely, then showers and possibly a thunderstorm after 2pm. High near 69. South wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 69 °F

    Showers
    Likely then
    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 8pm, then showers likely between 8pm and 2am. Low around 48. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 48 °F

    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 66. Light northwest wind.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 41. Light north wind.
Tuesday
Sunny, with a high near 69. Calm wind.
Tuesday Night
Mostly cloudy, with a low around 50. Calm wind becoming south around 5 mph after midnight.
Wednesday
Showers likely, then showers and possibly a thunderstorm after 2pm. High near 69. South wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. 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 showers likely between 8pm and 2am. Low around 48. 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 65.
Thursday Night
Partly cloudy, with a low around 47.
Friday
Mostly sunny, with a high near 73.
Friday Night
Partly cloudy, with a low around 51.
Saturday
Mostly sunny, with a high near 82.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
Mostly sunny, with a high near 85.
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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:
9:51 am EDT May 11, 2026
Forecast Valid:
12pm EDT May 11, 2026-6pm EDT May 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation