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 and Breezy

38°F

3°C

Humidity 70%
Wind Speed NW 23 G 36 mph
Barometer 29.90 in (1013.6 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 12 Mar 9:53 am EDT
Extended Forecast for

3 Miles N Mercersburg PA

  • Today

    Today: A chance of snow showers before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 43. Northwest wind around 15 mph, with gusts as high as 37 mph. Chance of precipitation is 40%.

    High: 43 °F

    Chance Snow
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 29. Northwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 21 mph.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 55. South wind 5 to 10 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 44 mph.

    High: 55 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 35. West wind around 11 mph, with gusts as high as 36 mph.

    Low: 35 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 52. West wind 6 to 8 mph.

    High: 52 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 55.

    High: 55 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Showers likely after 2am. Cloudy, with a low around 49. Chance of precipitation is 60%.

    Low: 49 °F

    Cloudy then
    Showers
    Likely

  • Monday

    Monday: Showers. High near 63. Chance of precipitation is 80%.

    High: 63 °F

    Showers

Detailed Forecast

Today
A chance of snow showers before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 43. Northwest wind around 15 mph, with gusts as high as 37 mph. Chance of precipitation is 40%.
Tonight
Mostly clear, with a low around 29. Northwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 21 mph.
Friday
Partly sunny, with a high near 55. South wind 5 to 10 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 44 mph.
Friday Night
Mostly clear, with a low around 35. West wind around 11 mph, with gusts as high as 36 mph.
Saturday
Mostly sunny, with a high near 52. West wind 6 to 8 mph.
Saturday Night
Mostly cloudy, with a low around 37.
Sunday
Mostly cloudy, with a high near 55.
Sunday Night
Showers likely after 2am. Cloudy, with a low around 49. Chance of precipitation is 60%.
Monday
Showers. High near 63. Chance of precipitation is 80%.
Monday Night
Showers likely before 8pm. Mostly cloudy, with a low around 26. Chance of precipitation is 60%.
Tuesday
Partly sunny, with a high near 35.
Tuesday Night
Partly cloudy, with a low around 22.
Wednesday
Mostly sunny, with a high near 40.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Mercersburg PA
 39.87°N 77.9°W (Elev. 564 ft)
Last Update:
8:06 am EDT Mar 12, 2026
Forecast Valid:
10am EDT Mar 12, 2026-6pm EDT Mar 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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