National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Current conditions at

Hagerstown, Washington County Regional Airport (KHGR)

Lat: 39.71°NLon: 77.73°WElev: 702ft.

Fair

72°F

22°C

Humidity 57%
Wind Speed Vrbl 3 mph
Barometer 29.80 in (1009.7 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 17 Jun 10:53 am EDT
Extended Forecast for

2 Miles WSW Williamsport MD

  • Today

    Today: Sunny, with a high near 86. Southwest wind 6 to 9 mph.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 67. Calm wind becoming south 5 to 9 mph after midnight. Winds could gust as high as 20 mph.

    Low: 67 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A chance of showers and thunderstorms before noon, then showers likely and possibly a thunderstorm between noon and 1pm. Cloudy, then gradual clearing during the afternoon, with a high near 89. West wind 13 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Mostly clear during the early evening, then becoming mostly cloudy, with a low around 64. West wind 5 to 10 mph, with gusts as high as 23 mph.

    Low: 64 °F

    Mostly Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 83. West wind 7 to 14 mph, with gusts as high as 23 mph.

    High: 83 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 86. Southwest wind 6 to 9 mph.
Tonight
Increasing clouds, with a low around 67. Calm wind becoming south 5 to 9 mph after midnight. Winds could gust as high as 20 mph.
Thursday
A chance of showers and thunderstorms before noon, then showers likely and possibly a thunderstorm between noon and 1pm. Cloudy, then gradual clearing during the afternoon, with a high near 89. West wind 13 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Mostly clear during the early evening, then becoming mostly cloudy, with a low around 64. West wind 5 to 10 mph, with gusts as high as 23 mph.
Juneteenth
Mostly sunny, with a high near 83. West wind 7 to 14 mph, with gusts as high as 23 mph.
Friday Night
Mostly clear, with a low around 60.
Saturday
Sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 59.
Sunday
Mostly sunny, with a high near 85.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 50%.
Monday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 83. Chance of precipitation is 70%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 40%.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 82. Chance of precipitation is 20%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Williamsport MD
 39.6°N 77.86°W (Elev. 499 ft)
Last Update:
10:53 am EDT Jun 17, 2026
Forecast Valid:
11am EDT Jun 17, 2026-6pm EDT Jun 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation