Severe Thunderstorm and Heavy Rainfall Threat Tonight; Heat Continues on Tuesday Across the Eastern U.S.

Severe weather and flash flooding threats continue across the Central Plains and Midwest into tonight. Very large hail, strong tornadoes and damaging winds are expected. An early season heat wave will continue to challenge temperature records across the eastern U.S. through Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Carroll County Regional Jack B Poage Field (KDMW)

Lat: 39.61°NLon: 77.01°WElev: 789ft.

Fair

81°F

27°C

Humidity 62%
Wind Speed S 6 mph
Barometer 30.14 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 18 May 11:15 pm EDT
Extended Forecast for

Reisterstown MD

  • Tonight

    Tonight: Mostly clear, with a low around 70. Southwest wind around 7 mph.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 94. West wind 5 to 8 mph.

    High: 94 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 72. Southwest wind 5 to 7 mph.

    Low: 72 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm after 2pm.  High near 91. West wind 6 to 9 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 91 °F

    Sunny then
    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers.  Low around 55. North wind 6 to 9 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%.

    Low: 55 °F

    Showers

  • Thursday

    Thursday: A chance of showers.  Mostly cloudy, with a high near 67. Chance of precipitation is 50%.

    High: 67 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers after 2am.  Mostly cloudy, with a low around 51. Chance of precipitation is 30%.

    Low: 51 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers likely, mainly after 2pm.  Mostly cloudy, with a high near 64. Chance of precipitation is 60%.

    High: 64 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers.  Low around 51. Chance of precipitation is 80%.

    Low: 51 °F

    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 70. Southwest wind around 7 mph.
Tuesday
Mostly sunny, with a high near 94. West wind 5 to 8 mph.
Tuesday Night
Partly cloudy, with a low around 72. Southwest wind 5 to 7 mph.
Wednesday
Showers and possibly a thunderstorm after 2pm. High near 91. West wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 55. North wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Thursday
A chance of showers. Mostly cloudy, with a high near 67. Chance of precipitation is 50%.
Thursday Night
A chance of showers after 2am. Mostly cloudy, with a low around 51. Chance of precipitation is 30%.
Friday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 64. Chance of precipitation is 60%.
Friday Night
Showers. Low around 51. Chance of precipitation is 80%.
Saturday
Showers. High near 67. Chance of precipitation is 80%.
Saturday Night
Showers likely. Cloudy, with a low around 56. Chance of precipitation is 70%.
Sunday
A chance of showers. Mostly cloudy, with a high near 73. Chance of precipitation is 50%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 40%.
Memorial Day
A chance of showers. Mostly cloudy, with a high near 75. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Reisterstown MD
 39.47°N 76.78°W (Elev. 682 ft)
10:53 pm EDT May 18, 2026
11pm EDT May 18, 2026-6pm EDT May 25, 2026
 
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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