Hazardous Weather Conditions
Current conditions at
Hagerstown, Washington County Regional Airport (KHGR)
Lat: 39.71°NLon: 77.73°WElev: 702ft.
Fair
77°F
25°C
| Humidity | 74% |
| Wind Speed | S 6 mph |
| Barometer | 30.04 in (1017.4 mb) |
| Dewpoint | 68°F (20°C) |
| Visibility | 10.00 mi |
| Heat Index | 79°F (26°C) |
| Last update | 1 Jul 1:53 am EDT |
Extended Forecast for
Chambersburg PA
Heat Advisory July 3, 08:00pm until July 4, 08:00pm
Extreme Heat Warning July 1, 12:00pm until July 3, 08:00pm
Overnight

Low: 72 °F
Mostly Clear
Wednesday

High: 100 °F
Hot
Wednesday Night

Low: 75 °F
Mostly Clear
Thursday

High: 103 °F
Hot
Thursday Night

Low: 77 °F
Mostly Clear
Friday

High: 103 °F
Hot
Friday Night

Low: 76 °F
Mostly Clear
Independence Day
High: 100 °F
Sunny then
Chance
T-stormsSaturday Night

Low: 73 °F
Chance
T-storms
Detailed Forecast
Overnight
Mostly clear, with a low around 72. South wind 3 to 5 mph.
Wednesday
Sunny and hot, with a high near 100. Heat index values as high as 110. Calm wind becoming west around 6 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 75. Light and variable wind.
Thursday
Sunny and hot, with a high near 103. Heat index values as high as 110. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 77. West wind around 5 mph becoming calm in the evening.
Friday
Sunny and hot, with a high near 103.
Friday Night
Mostly clear, with a low around 76.
Independence Day
A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 100. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 73. Chance of precipitation is 40%.
Sunday
Showers likely and possibly a thunderstorm after 2pm. Partly sunny and hot, with a high near 97. Chance of precipitation is 60%.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Monday
A chance of showers and thunderstorms. Partly sunny and hot, with a high near 92. Chance of precipitation is 50%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 30%.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Chambersburg PA
39.93°N 77.66°W (Elev. 617 ft)
39.93°N 77.66°W (Elev. 617 ft)
2:20 am EDT Jul 1, 2026
2am EDT Jul 1, 2026-6pm EDT Jul 7, 2026



