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

56°F

13°C

Humidity 87%
Wind Speed Vrbl 3 mph
Barometer 30.28 in (1026.2 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 21 May 10:53 pm EDT
Extended Forecast for

Chambersburg PA

  • Tonight

    Tonight: A slight chance of light rain before 1am, then a slight chance of rain after 1am. Cloudy, with a low around 52. Light northeast wind. Chance of precipitation is 20%.

    Low: 52 °F

    Slight Chance
    Light Rain

  • Friday

    Friday: Rain likely, mainly after 3pm. Cloudy, with a high near 59. Northeast wind 5 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain. Low around 48. East wind 3 to 5 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 48 °F

    Rain

  • Saturday

    Saturday: Rain. High near 55. East wind around 7 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 55 °F

    Rain

  • Saturday Night

    Saturday Night: Rain. Low around 49. East wind around 6 mph becoming calm in the evening. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 49 °F

    Rain

  • Sunday

    Sunday: Rain likely, mainly before 8am. Patchy fog between 10am and 11am. Otherwise, mostly cloudy, with a high near 70. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 70 °F

    Rain Likely
    and Patchy
    Fog then
    Slight Chance
    Rain

  • Sunday Night

    Sunday Night: A chance of showers. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 57. Chance of precipitation is 40%.

    Low: 57 °F

    Chance
    Showers and
    Patchy Fog

  • Memorial Day

    Memorial Day: Showers likely, mainly after 2pm. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 72. Chance of precipitation is 60%.

    High: 72 °F

    Showers
    Likely and
    Patchy Fog

  • Monday Night

    Monday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely then
    Chance
    Showers

Detailed Forecast

Tonight
A slight chance of light rain before 1am, then a slight chance of rain after 1am. Cloudy, with a low around 52. Light northeast wind. Chance of precipitation is 20%.
Friday
Rain likely, mainly after 3pm. Cloudy, with a high near 59. Northeast wind 5 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Rain. Low around 48. East wind 3 to 5 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Rain. High near 55. East wind around 7 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Rain. Low around 49. East wind around 6 mph becoming calm in the evening. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain likely, mainly before 8am. Patchy fog between 10am and 11am. Otherwise, mostly cloudy, with a high near 70. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A chance of showers. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 57. Chance of precipitation is 40%.
Memorial Day
Showers likely, mainly after 2pm. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 72. Chance of precipitation is 60%.
Monday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Tuesday
A chance of showers before 2pm. Mostly cloudy, with a high near 76. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 59.
Wednesday
Partly sunny, with a high near 81.
Wednesday Night
Mostly cloudy, with a low around 59.
Thursday
Mostly sunny, with a high near 80.
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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 21, 2026
Forecast Valid:
11pm EDT May 21, 2026-6pm EDT May 28, 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