Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Hagerstown, Washington County Regional Airport (KHGR)

Lat: 39.71°NLon: 77.73°WElev: 702ft.

Mostly Cloudy

64°F

18°C

Humidity	73%
Wind Speed	S 3 mph
Barometer	30.00 in (1016.2 mb)
Dewpoint	55°F (13°C)
Visibility	10.00 mi
Last update	1 Apr 5:53 am EDT

More Information:

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

Extended Forecast for

3 Miles SSW Mercersburg PA

Today
High: 80 °F
Showers
Likely
Tonight
Low: 56 °F
Showers then
Chance
Showers
Thursday
High: 68 °F
Slight Chance
Showers then
Chance
Showers
Thursday Night
Low: 55 °F
Chance
Showers
Friday
High: 82 °F
Partly Sunny
then Chance
Showers
Friday Night
Low: 60 °F
Chance
Showers
Saturday
High: 83 °F
Mostly Sunny
then Chance
Showers
Saturday Night
Low: 59 °F
Chance
Showers
Sunday
High: 68 °F
Showers
Likely

Detailed Forecast

Today

Rain and thunderstorms likely before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 80. West wind around 6 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight

Showers and thunderstorms before 2am, then a chance of showers. Low around 56. Light northeast wind. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday

A chance of showers, with thunderstorms also possible after 5pm. Mostly cloudy, with a high near 68. Calm wind becoming southeast 5 to 7 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday Night

A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Mostly cloudy, with a low around 55. East wind 3 to 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Friday

A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 82. South wind 3 to 8 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Friday Night

A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Saturday

A chance of showers after 2pm. Mostly sunny, with a high near 83. Chance of precipitation is 50%.

Saturday Night

A chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 50%.

Sunday

Showers likely. Mostly cloudy, with a high near 68. Chance of precipitation is 70%.

Sunday Night

Mostly cloudy, with a low around 38.

Monday

Mostly sunny, with a high near 57.

Monday Night

Partly cloudy, with a low around 37.