National Weather Service

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

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

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

Click here for hazard details and duration

Heat Advisory

Extreme Heat Warning

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-storms
Sunday
High: 92 °F
Chance
Showers then
T-storms
Sunday Night
Low: 69 °F
T-storms then
Showers
Monday
High: 86 °F
Chance
Showers then
Showers
Monday 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.