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

Excessive Rainfall and Tropical Storm in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce considerable, potentially life-threatening, flooding across the lower Mississippi River Valley and central Great Lakes region through tonight. Tropical Storm Arthur will move northeastward along the Texas coast today and then move inland over southwestern Louisiana by tonight. An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana. Read More >

Current conditions at

Carroll County Regional Jack B Poage Field (KDMW)

Lat: 39.61°NLon: 77.01°WElev: 789ft.

Mostly Cloudy

84°F

29°C

Humidity 40%
Wind Speed S 5 mph
Barometer 29.76 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 17 Jun 7:15 pm EDT
Extended Forecast for

Hampstead MD

  • Tonight

    Tonight: Increasing clouds, with a low around 69. Light south wind increasing to 5 to 9 mph in the evening. Winds could gust as high as 21 mph.

    Low: 69 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A chance of showers before 2pm, then a slight chance of showers and thunderstorms between 2pm and 3pm. Partly sunny, with a high near 89. Breezy, with a south wind 13 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 30%.

    High: 89 °F

    Mostly Cloudy
    then Chance
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 65. West wind 5 to 13 mph, with gusts as high as 24 mph.

    Low: 65 °F

    Mostly Cloudy

  • Juneteenth

    Juneteenth: Mostly cloudy, then gradually becoming sunny, with a high near 81. West wind 7 to 13 mph, with gusts as high as 22 mph.

    High: 81 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear, with a low around 61. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Saturday Night

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

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 50%.

    Low: 63 °F

    Chance
    Showers

Detailed Forecast

Tonight
Increasing clouds, with a low around 69. Light south wind increasing to 5 to 9 mph in the evening. Winds could gust as high as 21 mph.
Thursday
A chance of showers before 2pm, then a slight chance of showers and thunderstorms between 2pm and 3pm. Partly sunny, with a high near 89. Breezy, with a south wind 13 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 65. West wind 5 to 13 mph, with gusts as high as 24 mph.
Juneteenth
Mostly cloudy, then gradually becoming sunny, with a high near 81. West wind 7 to 13 mph, with gusts as high as 22 mph.
Friday Night
Mostly clear, with a low around 61. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 60.
Sunday
Mostly sunny, with a high near 82.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 50%.
Monday
Showers, with thunderstorms also possible after 2pm. High near 80. Chance of precipitation is 80%.
Monday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hampstead MD
 39.61°N 76.84°W (Elev. 863 ft)
Last Update:
4:53 pm EDT Jun 17, 2026
Forecast Valid:
7pm EDT Jun 17, 2026-6pm EDT Jun 24, 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