Severe Thunderstorms and Flooding from the Southern Plains to the Great Lakes; Record Heat in the East

Widely scattered severe thunderstorms may produce damaging winds, hail, and flash flooding from the southern Plains into the lower Great Lakes. Elevated to locally critical fire weather conditions will persist across portions of the Southwest and Southern High Plains due to gusty winds and dry conditions. An early-season heatwave will challenge temperature records across the eastern U.S.. Read More >

Current conditions at

Frederick Municipal Airport (KFDK)

Lat: 39.42°NLon: 77.37°WElev: 269ft.

Fog/Mist

69°F

21°C

Humidity 95%
Wind Speed Calm
Barometer 30.07 in
Dewpoint 68°F (20°C)
Visibility 4.00 mi
Last update 19 May 11:35 pm EDT
Extended Forecast for

Libertytown MD

  • Tonight

    Tonight: Partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4pm.  High near 90. Calm wind becoming west 5 to 9 mph in the morning.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Sunny then
    Showers

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely.  Mostly cloudy, with a low around 55. North wind 5 to 8 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 55 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm.  Cloudy, with a high near 64. Northeast wind 8 to 11 mph, with gusts as high as 23 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 64 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers before 8pm, then a chance of showers after 2am.  Mostly cloudy, with a low around 51. Northeast wind 3 to 6 mph.  Chance of precipitation is 40%.

    Low: 51 °F

    Chance
    Showers

  • Friday

    Friday: Showers, mainly after 8am.  High near 62. Chance of precipitation is 80%.

    High: 62 °F

    Showers

  • Friday Night

    Friday Night: Showers.  Low around 50. Chance of precipitation is 80%.

    Low: 50 °F

    Showers

  • Saturday

    Saturday: Showers.  High near 64. Chance of precipitation is 90%.

    High: 64 °F

    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly before 2am.  Mostly cloudy, with a low around 55. Chance of precipitation is 70%.

    Low: 55 °F

    Showers
    Likely

Detailed Forecast

Tonight
Partly cloudy, with a low around 70. Calm wind.
Wednesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4pm. High near 90. Calm wind becoming west 5 to 9 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 55. North wind 5 to 8 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers likely and possibly a thunderstorm. Cloudy, with a high near 64. Northeast wind 8 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers before 8pm, then a chance of showers after 2am. Mostly cloudy, with a low around 51. Northeast wind 3 to 6 mph. Chance of precipitation is 40%.
Friday
Showers, mainly after 8am. High near 62. Chance of precipitation is 80%.
Friday Night
Showers. Low around 50. Chance of precipitation is 80%.
Saturday
Showers. High near 64. Chance of precipitation is 90%.
Saturday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 55. 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 50%.
Memorial Day
A chance of showers. Mostly cloudy, with a high near 76. Chance of precipitation is 50%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 50%.
Tuesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 78. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Libertytown MD
 39.49°N 77.24°W (Elev. 525 ft)
10:53 pm EDT May 19, 2026
11pm EDT May 19, 2026-6pm EDT May 26, 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