Hazardous Weather Conditions
Current conditions at
Hagerstown, Washington County Regional Airport (KHGR)
Lat: 39.71°NLon: 77.73°WElev: 702ft.
Fair
79°F
26°C
| Humidity | 79% |
| Wind Speed | Calm |
| Barometer | 30.07 in (1018.5 mb) |
| Dewpoint | 72°F (22°C) |
| Visibility | 10.00 mi |
| Heat Index | 82°F (28°C) |
| Last update | 3 Jul 4:53 am EDT |
Extended Forecast for
Chambersburg PA
Heat Advisory July 3, 08:00pm until July 4, 08:00pm
Extreme Heat Warning July 3, 06:01am until July 3, 08:00pm
NOW until 8:00pm Fri

Extreme Heat Warning
Today

High: 101 °F
Hot
Tonight

Low: 77 °F
Mostly Clear
Independence Day

High: 100 °F
Hot
Saturday Night

Low: 72 °F
Chance
T-stormsSunday
High: 92 °F
Chance
Showers then
T-stormsSunday Night
Low: 69 °F
T-storms then
ShowersMonday
High: 86 °F
Chance
Showers then
ShowersMonday Night

Low: 67 °F
Showers
Detailed Forecast
Today
Sunny and hot, with a high near 101. Heat index values as high as 111. Calm wind becoming west 5 to 7 mph in the afternoon.
Tonight
Mostly clear, with a low around 77. West wind around 5 mph becoming calm in the evening.
Independence Day
Sunny and hot, with a high near 100. Heat index values as high as 108. Calm wind becoming west 5 to 7 mph in the afternoon.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Light and variable wind. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 92. Light and variable wind. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 69. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday
A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 86. Chance of precipitation is 90%.
Monday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 67. Chance of precipitation is 80%.
Tuesday
A chance of showers before 8am, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 85. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Wednesday
Partly sunny, with a high near 88.
Wednesday Night
Partly cloudy, with a low around 67.
Thursday
Mostly sunny, with a high near 90.
Additional Forecasts and Information
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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)
3:03 am EDT Jul 3, 2026
6am EDT Jul 3, 2026-6pm EDT Jul 9, 2026



