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.

Overcast

66°F

19°C

Humidity 90%
Wind Speed Calm
Barometer 30.05 in (1018.2 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 16 Jun 9:53 pm EDT
Extended Forecast for

6 Miles S Mercersburg PA

  • Tonight

    Tonight: Scattered showers, mainly after 3am. Cloudy, with a low around 65. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 65 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Cloudy, with a high near 81. South wind 5 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Scattered
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 9pm, then a chance of showers and thunderstorms between 9pm and 5am, then a chance of showers after 5am. Mostly cloudy, with a low around 70. South wind 3 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 70 °F

    Showers
    Likely then
    Chance
    T-storms

  • Wednesday

    Wednesday: Showers likely, then showers and possibly a thunderstorm after 11am. High near 87. Southwest wind 3 to 7 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Showers
    Likely then
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Low around 70. Southwest wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    Showers then
    Slight Chance
    Showers

  • Juneteenth

    Juneteenth: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 63. Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely then
    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

Detailed Forecast

Tonight
Scattered showers, mainly after 3am. Cloudy, with a low around 65. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Cloudy, with a high near 81. South wind 5 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers likely and possibly a thunderstorm before 9pm, then a chance of showers and thunderstorms between 9pm and 5am, then a chance of showers after 5am. Mostly cloudy, with a low around 70. South wind 3 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 87. Southwest wind 3 to 7 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Low around 70. Southwest wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Juneteenth
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 63. Chance of precipitation is 60%.
Friday
Sunny, with a high near 85.
Friday Night
Partly cloudy, with a low around 64.
Saturday
Mostly sunny, with a high near 88.
Saturday Night
Partly cloudy, with a low around 70.
Sunday
Mostly sunny and hot, with a high near 94.
Sunday Night
Partly cloudy, with a low around 73.
Monday
Sunny and hot, with a high near 97.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles S Mercersburg PA
 39.76°N 77.89°W (Elev. 587 ft)
Last Update:
9:57 pm EDT Jun 16, 2025
Forecast Valid:
10pm EDT Jun 16, 2025-6pm EDT Jun 23, 2025
 
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