Hazardous Weather Conditions
Current conditions at
Hagerstown, Washington County Regional Airport (KHGR)
Lat: 39.71°NLon: 77.73°WElev: 702ft.
Fair
73°F
23°C
| Humidity | 71% |
| Wind Speed | SW 6 mph |
| Barometer | 30.05 in (1017.9 mb) |
| Dewpoint | 63°F (17°C) |
| Visibility | 10.00 mi |
| Last update | 20 May 5:53 am EDT |
Extended Forecast for
6 Miles SW Mercersburg PA
Today
High: 86 °F
Slight Chance
Showers then
ShowersTonight
Low: 55 °F
Showers
LikelyThursday
High: 64 °F
Showers
Thursday Night
Low: 52 °F
Mostly Cloudy
then Chance
RainFriday
High: 60 °F
Rain
Friday Night
Low: 50 °F
Rain
Saturday
High: 58 °F
Rain
Saturday Night
Low: 53 °F
Rain Likely
Sunday
High: 69 °F
Chance
Showers
Detailed Forecast
Today
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2pm. High near 86. Calm wind becoming northwest 5 to 7 mph in the morning. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers likely, mainly after 3am. Cloudy, with a low around 55. North wind 3 to 6 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Showers, mainly before 1pm. High near 64. Northeast wind 5 to 7 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
A chance of rain after 2am. Mostly cloudy, with a low around 52. Calm wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain, mainly after 8am. High near 60. East wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Rain. Low around 50. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Rain. High near 58. Chance of precipitation is 90%.
Saturday Night
Rain likely before 8pm, then showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 53. Chance of precipitation is 70%.
Sunday
A chance of showers. Mostly cloudy, with a high near 69. Chance of precipitation is 40%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 50%.
Memorial Day
A chance of showers. Mostly cloudy, with a high near 78. Chance of precipitation is 50%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 81. Chance of precipitation is 40%.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
6 Miles SW Mercersburg PA
39.76°N 77.97°W (Elev. 646 ft)
39.76°N 77.97°W (Elev. 646 ft)
4:46 am EDT May 20, 2026
6am EDT May 20, 2026-6pm EDT May 26, 2026
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