Current conditions at
Hagerstown, Washington County Regional Airport (KHGR)
Lat: 39.71°NLon: 77.73°WElev: 702ft.
Fair
53°F
12°C
| Humidity | 40% |
| Wind Speed | NW 5 mph |
| Barometer | 30.62 in (1038.1 mb) |
| Dewpoint | 29°F (-2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 52°F (11°C) |
| Last update | 18 Oct 11:53 am EDT |
Extended Forecast for
3 Miles SW Mercersburg PA
This Afternoon
High: 61 °F
Sunny
Tonight
Low: 35 °F
Clear then
Areas FrostMonday
High: 66 °F
Areas Frost
then SunnyMonday Night
Low: 42 °F
Mostly Clear
Tuesday
High: 68 °F
Sunny
Tuesday Night
Low: 42 °F
Mostly Clear
Wednesday
High: 65 °F
Sunny
Wednesday Night
Low: 43 °F
Mostly Clear
Thursday
High: 67 °F
Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 61. Calm wind.
Tonight
Areas of frost after 5am. Otherwise, clear, with a low around 35. Calm wind.
Monday
Areas of frost before 9am. Otherwise, sunny, with a high near 66. Calm wind becoming north around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 42. Northwest wind 3 to 6 mph.
Tuesday
Sunny, with a high near 68. North wind around 8 mph.
Tuesday Night
Mostly clear, with a low around 42.
Wednesday
Sunny, with a high near 65.
Wednesday Night
Mostly clear, with a low around 43.
Thursday
Sunny, with a high near 67.
Thursday Night
Mostly clear, with a low around 47.
Friday
Sunny, with a high near 64.
Friday Night
Mostly clear, with a low around 45.
Saturday
Sunny, with a high near 61.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles SW Mercersburg PA
39.8°N 77.94°W (Elev. 597 ft)
39.8°N 77.94°W (Elev. 597 ft)
8:06 am EDT Oct 18, 2026
12pm EDT Oct 18, 2026-6pm EDT Oct 24, 2026
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