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Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Hagerstown, Washington County Regional Airport (KHGR)

Lat: 39.71°NLon: 77.73°WElev: 702ft.

Overcast

71°F

22°C

Humidity	90%
Wind Speed	SE 3 mph
Barometer	30.10 in (1019.7 mb)
Dewpoint	68°F (20°C)
Visibility	10.00 mi
Last update	28 Jun 6:53 am EDT

More Information:

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

Extended Forecast for

6 Miles SW Mercersburg PA

Today
High: 91 °F
Slight Chance
T-storms and
Patchy Fog
then Showers
Likely
Tonight
Low: 69 °F
Showers
Likely then
Patchy Fog
Sunday
High: 91 °F
Mostly Sunny
Sunday Night
Low: 70 °F
Partly Cloudy
Monday
High: 90 °F
Slight Chance
Showers then
Showers
Likely
Monday Night
Low: 71 °F
Showers
Likely
Tuesday
High: 86 °F
Showers
Likely
Tuesday Night
Low: 66 °F
Showers
Likely then
Mostly Clear
Wednesday
High: 88 °F
Sunny

Detailed Forecast

Today

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 91. Heat index values as high as 102. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight

Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 9pm. Patchy fog between 4am and 5am. Otherwise, partly cloudy, with a low around 69. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Sunday

Mostly sunny, with a high near 91. Calm wind.

Sunday Night

Partly cloudy, with a low around 70. Calm wind.

Monday

A slight chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 90. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

Monday Night

Showers and thunderstorms likely before 11pm, then a chance of showers. Mostly cloudy, with a low around 71. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

Tuesday

Showers likely and possibly a thunderstorm, mainly after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 60%.

Tuesday Night

Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 66. Chance of precipitation is 60%.

Wednesday

Sunny, with a high near 88.

Wednesday Night

Partly cloudy, with a low around 65.

Thursday

Mostly sunny, with a high near 89.

Thursday Night

Mostly clear, with a low around 65.