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 >

Current conditions at

Frederick Municipal Airport (KFDK)

Lat: 39.42°NLon: 77.37°WElev: 269ft.

Fair

70°F

21°C

Humidity 85%
Wind Speed Calm
Barometer 30.11 in
Dewpoint 65°F (18°C)
Visibility 9.00 mi
Last update 19 May 3:55 am EDT
Extended Forecast for

2 Miles NNW Ijamsville MD

  • Today

    Today: Mostly sunny, with a high near 96. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 96 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 71. Light south wind.

    Low: 71 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 3pm, then showers likely and possibly a thunderstorm after 3pm.  Increasing clouds, with a high near 93. Calm wind becoming west 5 to 9 mph in the morning.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Sunny then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely.  Mostly cloudy, with a low around 57. North wind 5 to 7 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 57 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely, mainly between 8am and 2pm.  Mostly cloudy, with a high near 67. North wind 6 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 70%.

    High: 67 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers.  Mostly cloudy, with a low around 52. Chance of precipitation is 50%.

    Low: 52 °F

    Chance
    Showers

  • Friday

    Friday: Showers.  High near 63. Chance of precipitation is 80%.

    High: 63 °F

    Showers

  • Friday Night

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

    Low: 51 °F

    Showers

  • Saturday

    Saturday: Showers.  High near 68. Chance of precipitation is 80%.

    High: 68 °F

    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 96. Calm wind becoming west 5 to 8 mph in the afternoon.
Tonight
Partly cloudy, with a low around 71. Light south wind.
Wednesday
A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 3pm, then showers likely and possibly a thunderstorm after 3pm. Increasing clouds, with a high near 93. Calm wind becoming west 5 to 9 mph in the morning. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 57. North wind 5 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers likely, mainly between 8am and 2pm. Mostly cloudy, with a high near 67. North wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 52. Chance of precipitation is 50%.
Friday
Showers. High near 63. Chance of precipitation is 80%.
Friday Night
Showers. Low around 51. Chance of precipitation is 80%.
Saturday
Showers. High near 68. Chance of precipitation is 80%.
Saturday Night
Showers likely, mainly before 2am. Cloudy, with a low around 58. Chance of precipitation is 60%.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 75. Chance of precipitation is 60%.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Memorial Day
A chance of showers and thunderstorms. Mostly cloudy, with a high near 77. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Ijamsville MD
 39.36°N 77.32°W (Elev. 351 ft)
2:23 am EDT May 19, 2026
4am EDT May 19, 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