Severe Weather and Heavy Rain from the Mid-South to the Mid-Atlantic; Building Heat in the West

Severe thunderstorms may bring damaging winds, a couple of tornadoes, and heavy rain across portions of the Mid-Atlantic into the Mid-South. Severe storms may produce hail across the northern/central High Plains. Hazardous heat will linger across the southern U.S. and build across the West through mid-week. Fire weather concerns continue for Interior Alaska and the Four Corners region. Read More >

Current conditions at

Frederick Municipal Airport (KFDK)

Lat: 39.42°NLon: 77.37°WElev: 269ft.

Mostly Cloudy

82°F

28°C

Humidity 74%
Wind Speed Calm
Barometer 29.86 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 22 Jun 4:47 pm EDT
Extended Forecast for

Adamstown MD

Severe T-storm Watch until June 22, 09:00pm
Click here for hazard details and duration
Severe T-storm Watch
  •  
    Severe T-storm Watch until June 22, 09:00pm

    NOW until 9:00pm Mon

    Severe T-storm Watch

  • This Afternoon

    High: 88 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: Showers and thunderstorms before 2am, then a chance of showers. Some of the storms could be severe and produce heavy rainfall.  Low around 65. Calm wind.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 65 °F

    Severe
    Thunderstorms
    then Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers between 10am and 3pm.  Cloudy, then gradually becoming mostly sunny, with a high near 81. Northwest wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 40%.

    High: 81 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 59. Northwest wind 3 to 6 mph.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 83. Light northwest wind.

    High: 83 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: A slight chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 89. Chance of precipitation is 20%.

    High: 89 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, mainly between 8pm and 2am.  Partly cloudy, with a low around 66. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. Some of the storms could be severe and produce heavy rainfall. High near 88. Southwest wind around 9 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms before 2am, then a chance of showers. Some of the storms could be severe and produce heavy rainfall. Low around 65. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
A chance of showers between 10am and 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 81. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Tuesday Night
Mostly clear, with a low around 59. Northwest wind 3 to 6 mph.
Wednesday
Sunny, with a high near 83. Light northwest wind.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 20%.
Thursday Night
A chance of showers and thunderstorms, mainly between 8pm and 2am. Partly cloudy, with a low around 66. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 90. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 40%.
Saturday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 87. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 67.
Monday
Mostly sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
Adamstown MD
 39.31°N 77.47°W (Elev. 299 ft)
4:53 pm EDT Jun 22, 2026
5pm EDT Jun 22, 2026-6pm EDT Jun 29, 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