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.

Mostly Cloudy

77°F

25°C

Humidity 85%
Wind Speed E 5 mph
Barometer 30.04 in (1017.3 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 13 Jul 12:53 am EDT
Extended Forecast for

Chambersburg PA

  • Overnight

    Overnight: Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Patchy Fog

  • Sunday

    Sunday: Showers and thunderstorms, mainly after 5pm. Patchy fog before 8am. High near 90. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 90 °F

    Patchy Fog
    then T-storms

  • Sunday Night

    Sunday Night: Showers and thunderstorms before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Low around 70. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 70 °F

    T-storms then
    Showers

  • Monday

    Monday: A chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Light and variable wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 67. Calm wind. Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    Showers then
    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 91. Chance of precipitation is 20%.

    High: 91 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 92. Chance of precipitation is 40%.

    High: 92 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 73. Chance of precipitation is 30%.

    Low: 73 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Overnight
Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 70. Calm wind.
Sunday
Showers and thunderstorms, mainly after 5pm. Patchy fog before 8am. High near 90. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers and thunderstorms before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Low around 70. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Monday
A chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Light and variable wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 67. Calm wind. Chance of precipitation is 30%.
Tuesday
A slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 91. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 70.
Wednesday
A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 92. Chance of precipitation is 40%.
Wednesday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 73. Chance of precipitation is 30%.
Thursday
Showers likely and possibly a thunderstorm after 2pm. Partly sunny and hot, with a high near 93. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.
Friday
Showers likely and possibly a thunderstorm. Partly sunny and hot, with a high near 92. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Saturday
A chance of showers. Mostly sunny, with a high near 88. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Chambersburg PA
 39.93°N 77.66°W (Elev. 617 ft)
Last Update:
11:24 pm EDT Jul 12, 2025
Forecast Valid:
1am EDT Jul 13, 2025-6pm EDT Jul 19, 2025
 
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