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Hazardous Weather Conditions

Current conditions at

Hagerstown, Washington County Regional Airport (KHGR)

Lat: 39.71°NLon: 77.73°WElev: 702ft.

Fair

82°F

28°C

Humidity 60%
Wind Speed S 8 G 17 mph
Barometer 29.85 in (1011.3 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 22 Jun 4:53 pm EDT
Extended Forecast for

5 Miles S Mercersburg PA

Severe T-storm Watch June 22, 05:27pm until June 22, 09:00pm
Click here for hazard details and duration
Severe T-storm Watch
  •  
    Severe T-storm Watch June 22, 05:27pm until June 22, 09:00pm

    NOW until 9:00pm Mon

    Severe T-storm Watch

  • This Afternoon

    High: 81 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: Showers and thunderstorms before 4am, then a slight chance of showers after 5am. Some of the storms could be severe. Low around 64. Light and variable wind. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Severe
    Thunderstorms
    then Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers between 9am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 79. North wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 79 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58. Northwest wind 3 to 7 mph.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 83. Light northwest wind.

    High: 83 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.

    Low: 65 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm. Some of the storms could be severe. Mostly cloudy, with a high near 81. South wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms before 4am, then a slight chance of showers after 5am. Some of the storms could be severe. Low around 64. Light and variable wind. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A slight chance of showers between 9am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 79. North wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly clear, with a low around 58. Northwest wind 3 to 7 mph.
Wednesday
Sunny, with a high near 83. Light northwest wind.
Wednesday Night
Mostly clear, with a low around 62.
Thursday
Mostly sunny, with a high near 86.
Thursday Night
A chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 50%.
Saturday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 84. Chance of precipitation is 60%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 88.
Sunday Night
Partly cloudy, with a low around 68.
Monday
Mostly sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Mercersburg PA
 39.76°N 77.92°W (Elev. 735 ft)
Last Update:
5:02 pm EDT Jun 22, 2026
Forecast Valid:
5pm EDT Jun 22, 2026-6pm EDT Jun 29, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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