Current conditions at

Hagerstown, Washington County Regional Airport (KHGR)

Lat: 39.71°NLon: 77.73°WElev: 702ft.

Light Rain

38°F

3°C

Humidity 73%
Wind Speed SE 6 mph
Barometer 29.43 in (997.9 mb)
Dewpoint 30°F (-1°C)
Visibility 9.00 mi
Wind Chill33°F (1°C)
Last update 10 Dec 2:53 pm EST
Extended Forecast for

Mercersburg PA

  • This Afternoon

    This Afternoon: A chance of rain, mainly before 4pm.  Mostly cloudy, with a high near 41. Southwest wind around 8 mph, with gusts as high as 20 mph.  Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 41 °F

    Chance Rain

  • Tonight

    Tonight: Partly cloudy, with a low around 29. Southwest wind 7 to 10 mph becoming northwest after midnight. Winds could gust as high as 32 mph.

    Low: 29 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 33. West wind 11 to 14 mph, with gusts as high as 36 mph.

    High: 33 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 24. West wind 5 to 9 mph, with gusts as high as 25 mph.

    Low: 24 °F

    Increasing
    Clouds

  • Friday

    Friday: A slight chance of snow after 1pm.  Mostly cloudy, with a high near 36. Calm wind becoming southwest around 5 mph.  Chance of precipitation is 20%.

    High: 36 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Friday Night

    Friday Night: A chance of snow before 1am.  Mostly cloudy, with a low around 25. Chance of precipitation is 30%.

    Low: 25 °F

    Chance Snow

  • Saturday

    Saturday: Mostly cloudy, with a high near 39.

    High: 39 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of snow.  Mostly cloudy, with a low around 21. Chance of precipitation is 40%.

    Low: 21 °F

    Chance Snow

  • Sunday

    Sunday: Partly sunny, with a high near 27.

    High: 27 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A chance of rain, mainly before 4pm. Mostly cloudy, with a high near 41. Southwest wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Partly cloudy, with a low around 29. Southwest wind 7 to 10 mph becoming northwest after midnight. Winds could gust as high as 32 mph.
Thursday
Mostly sunny, with a high near 33. West wind 11 to 14 mph, with gusts as high as 36 mph.
Thursday Night
Increasing clouds, with a low around 24. West wind 5 to 9 mph, with gusts as high as 25 mph.
Friday
A slight chance of snow after 1pm. Mostly cloudy, with a high near 36. Calm wind becoming southwest around 5 mph. Chance of precipitation is 20%.
Friday Night
A chance of snow before 1am. Mostly cloudy, with a low around 25. Chance of precipitation is 30%.
Saturday
Mostly cloudy, with a high near 39.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 21. Chance of precipitation is 40%.
Sunday
Partly sunny, with a high near 27.
Sunday Night
Partly cloudy, with a low around 17.
Monday
Mostly sunny, with a high near 31.
Monday Night
Partly cloudy, with a low around 19.
Tuesday
Partly sunny, with a high near 38.
Tuesday Night
Mostly cloudy, with a low around 24.
Wednesday
Mostly cloudy, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
Mercersburg PA
 39.82°N 77.9°W (Elev. 600 ft)
3:06 pm EST Dec 10, 2025
3pm EST Dec 10, 2025-6pm EST Dec 17, 2025
 
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