Showers and Thunderstorms for the East; Cooler Temperatures Return Sunday into Early Week

Showers and thunderstorms will accompany a cold front that will move across the eastern third of the country through Sunday. In the wake of this front, cooler temperatures will follow for most areas east of the Rockies. A wet pattern is expected to unfold across most of Florida this week with a persistent onshore flow and increase rip currents. For Hawaii, a return toward more rain the week ahead. Read More >

Current conditions at

Hagerstown, Washington County Regional Airport (KHGR)

Lat: 39.71°NLon: 77.73°WElev: 702ft.

Light Rain

59°F

15°C

Humidity 90%
Wind Speed W 8 mph
Barometer 29.87 in (1012.0 mb)
Dewpoint 56°F (13°C)
Visibility 9.00 mi
Last update 5 Apr 10:53 am EDT
Extended Forecast for

3 Miles SSW Mercersburg PA

  • Today

    Today: A chance of showers, mainly before noon.  Cloudy, then gradually becoming mostly sunny, with a high near 63. West wind around 11 mph, with gusts as high as 24 mph.  Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 63 °F

    Chance
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 38. Northwest wind around 10 mph, with gusts as high as 23 mph.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Increasing clouds, with a high near 58. West wind 7 to 11 mph, with gusts as high as 23 mph.

    High: 58 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Partly cloudy, with a low around 37. West wind 3 to 6 mph.

    Low: 37 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 48. Northwest wind around 11 mph, with gusts as high as 26 mph.

    High: 48 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of showers, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 63. West wind around 11 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Mostly clear, with a low around 38. Northwest wind around 10 mph, with gusts as high as 23 mph.
Monday
Increasing clouds, with a high near 58. West wind 7 to 11 mph, with gusts as high as 23 mph.
Monday Night
Partly cloudy, with a low around 37. West wind 3 to 6 mph.
Tuesday
Mostly sunny, with a high near 48. Northwest wind around 11 mph, with gusts as high as 26 mph.
Tuesday Night
Mostly clear, with a low around 28.
Wednesday
Sunny, with a high near 54.
Wednesday Night
Partly cloudy, with a low around 35.
Thursday
Mostly sunny, with a high near 66.
Thursday Night
Partly cloudy, with a low around 45.
Friday
Mostly sunny, with a high near 74.
Friday Night
Partly cloudy, with a low around 51.
Saturday
Mostly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Mercersburg PA
 39.78°N 77.94°W (Elev. 551 ft)
9:06 am EDT Apr 5, 2026
11am EDT Apr 5, 2026-6pm EDT Apr 11, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database