Current conditions at

Hagerstown, Washington County Regional Airport (KHGR)

Lat: 39.71°NLon: 77.73°WElev: 702ft.

Overcast

69°F

21°C

Humidity 93%
Wind Speed Calm
Barometer 30.02 in (1017.1 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 27 May 12:53 am EDT
Extended Forecast for

3 Miles SSW Mercersburg PA

  • Overnight

    Overnight: Showers likely, mainly between 3am and 4am.  Patchy fog after 4am.  Otherwise, cloudy, with a low around 66. Calm wind.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 66 °F

    Showers
    Likely and
    Patchy Fog

  • Wednesday

    Wednesday: Showers and thunderstorms likely before noon, then showers likely and possibly a thunderstorm between noon and 2pm, then a chance of showers and thunderstorms after 2pm.  Areas of fog before 8am.  Otherwise, cloudy, with a high near 78. Calm wind becoming northwest around 5 mph in the afternoon.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 78 °F

    Showers
    Likely and
    Areas Fog

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 61. Northwest wind 3 to 5 mph.

    Low: 61 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Mostly sunny, with a high near 77. North wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 77 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53. Light north wind.

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

Overnight
Showers likely, mainly between 3am and 4am. Patchy fog after 4am. Otherwise, cloudy, with a low around 66. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Showers and thunderstorms likely before noon, then showers likely and possibly a thunderstorm between noon and 2pm, then a chance of showers and thunderstorms after 2pm. Areas of fog before 8am. Otherwise, cloudy, with a high near 78. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 61. Northwest wind 3 to 5 mph.
Thursday
Mostly sunny, with a high near 77. North wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 53. Light north wind.
Friday
Sunny, with a high near 78.
Friday Night
Mostly clear, with a low around 55.
Saturday
Sunny, with a high near 76.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Sunny, with a high near 74.
Sunday Night
Mostly clear, with a low around 54.
Monday
Mostly sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Mostly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Mercersburg PA
 39.78°N 77.94°W (Elev. 551 ft)
12:17 am EDT May 27, 2026
1am EDT May 27, 2026-6pm EDT Jun 2, 2026
 
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Additional Resources

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