National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Hagerstown, Washington County Regional Airport (KHGR)

Lat: 39.71°NLon: 77.73°WElev: 702ft.

Light Rain

56°F

13°C

Humidity 84%
Wind Speed NW 8 mph
Barometer 29.89 in (1012.6 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 27 Mar 6:53 am EDT
Extended Forecast for

3 Miles N Mercersburg PA

  • Today

    Today: Rain, mainly before 11am. High near 55. North wind 6 to 8 mph. Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.

    High: 55 °F

    Rain then
    Chance Rain

  • Tonight

    Tonight: Partly cloudy, with a low around 30. Calm wind becoming northwest around 6 mph after midnight. Winds could gust as high as 21 mph.

    Low: 30 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 46. Northwest wind 7 to 10 mph, with gusts as high as 21 mph.

    High: 46 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30. Calm wind.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 60. Calm wind becoming south 5 to 8 mph in the morning.

    High: 60 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 64.

    High: 64 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of rain after 8pm. Mostly cloudy, with a low around 51. Chance of precipitation is 40%.

    Low: 51 °F

    Chance Rain

  • Tuesday

    Tuesday: A chance of rain. Mostly cloudy, with a high near 73. Chance of precipitation is 40%.

    High: 73 °F

    Chance Rain

Detailed Forecast

Today
Rain, mainly before 11am. High near 55. North wind 6 to 8 mph. Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Partly cloudy, with a low around 30. Calm wind becoming northwest around 6 mph after midnight. Winds could gust as high as 21 mph.
Saturday
Sunny, with a high near 46. Northwest wind 7 to 10 mph, with gusts as high as 21 mph.
Saturday Night
Mostly clear, with a low around 30. Calm wind.
Sunday
Mostly sunny, with a high near 60. Calm wind becoming south 5 to 8 mph in the morning.
Sunday Night
Mostly cloudy, with a low around 43.
Monday
Partly sunny, with a high near 64.
Monday Night
A chance of rain after 8pm. Mostly cloudy, with a low around 51. Chance of precipitation is 40%.
Tuesday
A chance of rain. Mostly cloudy, with a high near 73. Chance of precipitation is 40%.
Tuesday Night
A chance of rain before 2am. Mostly cloudy, with a low around 56. Chance of precipitation is 30%.
Wednesday
A chance of rain. Partly sunny, with a high near 81. Chance of precipitation is 40%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.
Thursday
A chance of rain. Partly sunny, with a high near 75. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Mercersburg PA
 39.87°N 77.9°W (Elev. 564 ft)
Last Update:
6:21 am EDT Mar 27, 2026
Forecast Valid:
7am EDT Mar 27, 2026-6pm EDT Apr 2, 2026
 
Forecast Discussion
 
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Additional Resources

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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