Heavy Rain from Fay Remnants; Severe Thunderstorms Central U.S.; Dangerous Heat in the South

Post-Tropical Fay will bring heavy rainfall which may result in flooding in areas with poor drainage across portions of upstate New York today. Severe thunderstorms with damaging winds and hail are possible today from parts of Kansas and Oklahoma into the lower and mid Mississippi Valley. Heat Advisories and Excessive Heat Warnings are in effect through this weekend across the Southern U.S. Read More >

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Current conditions at

Hagerstown, Washington County Regional Airport (KHGR)

Lat: 39.71°NLon: 77.73°WElev: 702ft.

Fair

80°F

27°C

Humidity	60%
Wind Speed	NW 7 mph
Barometer	29.76 in (1008.1 mb)
Dewpoint	65°F (18°C)
Visibility	10.00 mi
Heat Index	82°F (28°C)
Last update	11 Jul 7:53 pm EDT

More Information:

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

Extended Forecast for

3 Miles SSW Mercersburg PA

Tonight

Mostly Clear
Low: 70 °F
Sunday

Sunny then
T-storms
Likely
High: 90 °F
Sunday
Night

Showers
Likely
Low: 68 °F
Monday

Chance
Showers
High: 88 °F
Monday
Night

Mostly Clear
Low: 65 °F
Tuesday

Sunny
High: 88 °F
Tuesday
Night

Mostly Clear
Low: 64 °F
Wednesday

Hot
High: 92 °F
Wednesday
Night

Partly Cloudy
Low: 70 °F

Detailed Forecast

Tonight

Mostly clear, with a low around 70. West wind 5 to 8 mph.

Sunday

Showers and thunderstorms likely, mainly between 2pm and 3pm. Increasing clouds, with a high near 90. Southwest wind 3 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Sunday Night

Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Monday

A chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 88. Calm wind. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Monday Night

Mostly clear, with a low around 65. Light northwest wind.

Tuesday

Sunny, with a high near 88.

Tuesday Night

Mostly clear, with a low around 64.

Wednesday

Sunny and hot, with a high near 92.

Wednesday Night

Partly cloudy, with a low around 70.

Thursday

A chance of showers after 2pm. Mostly sunny and hot, with a high near 92. Chance of precipitation is 30%.