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.

Fair

46°F

8°C

Humidity 58%
Wind Speed Calm
Barometer 29.98 in (1016.2 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 9 Mar 3:53 am EDT
Extended Forecast for

South Mountain PA

  • Today

    Today: Sunny, with a high near 65. Southwest wind 5 to 8 mph.

    High: 65 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 47. Southwest wind around 6 mph.

    Low: 47 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 71. Southwest wind around 7 mph.

    High: 71 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 55. South wind around 5 mph.

    Low: 55 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 71. South wind 6 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 71 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers. Low around 41. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 41 °F

    Showers

  • Thursday

    Thursday: A chance of rain and snow showers before 2pm. Mostly cloudy, with a high near 44. Chance of precipitation is 40%.

    High: 44 °F

    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: A chance of rain and snow showers after 2pm. Mostly cloudy, with a high near 48. Chance of precipitation is 30%.

    High: 48 °F

    Partly Sunny
    then Chance
    Rain/Snow

Detailed Forecast

Today
Sunny, with a high near 65. Southwest wind 5 to 8 mph.
Tonight
Mostly clear, with a low around 47. Southwest wind around 6 mph.
Tuesday
Sunny, with a high near 71. Southwest wind around 7 mph.
Tuesday Night
Increasing clouds, with a low around 55. South wind around 5 mph.
Wednesday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 71. South wind 6 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Showers. Low around 41. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A chance of rain and snow showers before 2pm. Mostly cloudy, with a high near 44. Chance of precipitation is 40%.
Thursday Night
Mostly clear, with a low around 28.
Friday
A chance of rain and snow showers after 2pm. Mostly cloudy, with a high near 48. Chance of precipitation is 30%.
Friday Night
A chance of rain and snow showers before 8pm. Partly cloudy, with a low around 34. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 47.
Saturday Night
Mostly cloudy, with a low around 34.
Sunday
A chance of showers. Cloudy, with a high near 55. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Mountain PA
 39.85°N 77.5°W (Elev. 1627 ft)
Last Update:
3:21 am EDT Mar 9, 2026
Forecast Valid:
4am EDT Mar 9, 2026-6pm EDT Mar 15, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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