National Weather Service

Hazardous Weather Conditions

Current conditions at

Hagerstown, Washington County Regional Airport (KHGR)

Lat: 39.71°NLon: 77.73°WElev: 702ft.

Fair

95°F

35°C

Humidity	44%
Wind Speed	SW 6 mph
Barometer	30.05 in (1017.7 mb)
Dewpoint	70°F (21°C)
Visibility	10.00 mi
Heat Index	101°F (38°C)
Last update	3 Jul 1:53 pm 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, 02:23pm until July 3, 08:00pm

Click here for hazard details and duration

Heat Advisory

Extreme Heat Warning

Extreme Heat Warning July 3, 02:23pm until July 3, 08:00pm
NOW until 8:00pm Fri
Extreme Heat Warning
This Afternoon
High: 101 °F
Hot
Tonight
Low: 77 °F
Partly Cloudy
Independence Day
High: 100 °F
Hot
Saturday Night
Low: 72 °F
Chance
T-storms then
Chance
Showers
Sunday
High: 93 °F
Slight Chance
T-storms then
Showers
Sunday Night
Low: 69 °F
Showers
Monday
High: 86 °F
Chance
Showers then
Showers
Monday Night
Low: 68 °F
Showers

Detailed Forecast

This Afternoon

Sunny and hot, with a high near 101. Heat index values as high as 110. West wind around 7 mph.

Tonight

Partly cloudy, 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 105. Calm wind becoming west 5 to 7 mph in the afternoon.

Saturday Night

A chance of showers and thunderstorms before 1am, then a slight chance of showers after 4am. Increasing clouds, with a low around 72. Light and variable wind. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Sunday

A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 93. 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 and thunderstorms between 2am and 5am, then a chance of showers after 5am. 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 80%.

Monday Night

Showers and possibly a thunderstorm, mainly before 2am. Low around 68. Chance of precipitation is 80%.

Tuesday

Showers likely and possibly a thunderstorm, mainly 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

A chance of showers. Partly sunny, with a high near 87. Chance of precipitation is 30%.

Wednesday Night

Partly cloudy, with a low around 68.

Thursday

A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 30%.