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.

Fair

91°F

33°C

Humidity 47%
Wind Speed SW 9 mph
Barometer 29.79 in (1009.0 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 11 Jun 6:53 pm EDT
Extended Forecast for

Chambersburg PA

Severe T-storm Watch June 11, 07:27pm until June 11, 10:00pm
Severe T-storm Warning until June 11, 08:00pm
Click here for hazard details and duration
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  •  
    Severe T-storm Watch June 11, 07:27pm until June 11, 10:00pm
    Severe T-storm Warning until June 11, 08:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 71 °F

    Severe
    Thunderstorms
    then Mostly
    Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Some of the storms could be severe. Increasing clouds and hot, with a high near 95. Heat index values as high as 102. Light southwest wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 95 °F

    Mostly Sunny
    then Severe
    Thunderstorms

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 7pm, then a slight chance of showers and thunderstorms between 7pm and 8pm. Some of the storms could be severe. Mostly cloudy during the early evening, then gradual clearing, with a low around 62. Northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Severe
    Thunderstorms
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 89. Light west wind.

    High: 89 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 64. Calm wind.

    Low: 64 °F

    Mostly Clear

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 90. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Mostly Sunny
    then Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.

    Low: 58 °F

    Showers
    Likely

  • Monday

    Monday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

Detailed Forecast

Tonight
A chance of showers and thunderstorms, mainly before 9pm. Some of the storms could be severe. Mostly cloudy, with a low around 71. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Some of the storms could be severe. Increasing clouds and hot, with a high near 95. Heat index values as high as 102. Light southwest wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers likely and possibly a thunderstorm before 7pm, then a slight chance of showers and thunderstorms between 7pm and 8pm. Some of the storms could be severe. Mostly cloudy during the early evening, then gradual clearing, with a low around 62. Northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Sunny, with a high near 89. Light west wind.
Saturday Night
Mostly clear, with a low around 64. Calm wind.
Sunday
Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 90. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 80.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
A chance of showers. Mostly sunny, with a high near 84. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 63. Chance of precipitation is 30%.
Thursday
Showers likely. Partly sunny, with a high near 89. Chance of precipitation is 60%.
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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:
7:11 pm EDT Jun 11, 2026
Forecast Valid:
7pm EDT Jun 11, 2026-6pm EDT Jun 18, 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