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Current conditions at
Hagerstown, Washington County Regional Airport (KHGR)
Lat: 39.71°NLon: 77.73°WElev: 702ft.
Fair
49°F
9°C
| Humidity | 38% |
| Wind Speed | S 8 mph |
| Barometer | 29.69 in (1006.5 mb) |
| Dewpoint | 24°F (-4°C) |
| Visibility | 10.00 mi |
| Wind Chill | 46°F (8°C) |
| Last update | 13 Jan 9:53 pm EST |
Extended Forecast for
Greencastle PA
Tonight

Low: 40 °F
Mostly Cloudy
Wednesday
High: 49 °F
Chance Rain
then RainWednesday Night

Low: 21 °F
Rain/Snow
LikelyThursday

High: 28 °F
Mostly Sunny
Thursday Night

Low: 14 °F
Mostly Clear
Friday
High: 33 °F
Mostly Sunny
then Slight
Chance SnowFriday Night

Low: 25 °F
Partly Cloudy
Saturday
High: 42 °F
Partly Sunny
then Chance
Rain/SnowSaturday Night

Low: 20 °F
Partly Cloudy
Detailed Forecast
Tonight
Mostly cloudy, with a low around 40. South wind 6 to 8 mph.
Wednesday
Rain, mainly after 3pm. High near 49. South wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain likely before 10pm, then rain and snow likely between 10pm and 1am, then a slight chance of snow after 1am. Cloudy, then gradually becoming partly cloudy, with a low around 21. Northwest wind 5 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday
Mostly sunny, with a high near 28. Northwest wind 14 to 16 mph, with gusts as high as 28 mph.
Thursday Night
Mostly clear, with a low around 14. Northwest wind 6 to 10 mph, with gusts as high as 21 mph.
Friday
A slight chance of snow after 1pm. Partly sunny, with a high near 33. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 25.
Saturday
A chance of rain and snow after 1pm. Partly sunny, with a high near 42. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 20.
Sunday
Mostly sunny, with a high near 28.
Sunday Night
Partly cloudy, with a low around 16.
M.L.King Day
Partly sunny, with a high near 31.
Monday Night
Partly cloudy, with a low around 13.
Tuesday
Mostly sunny, with a high near 24.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Greencastle PA
39.78°N 77.74°W (Elev. 548 ft)
39.78°N 77.74°W (Elev. 548 ft)
7:06 pm EST Jan 13, 2026
10pm EST Jan 13, 2026-6pm EST Jan 20, 2026


