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.

Fair

97°F

36°C

Humidity 30%
Wind Speed SW 14 G 20 mph
Barometer 30.09 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 19 May 2:47 pm EDT
Extended Forecast for

Frederick Municipal Airport MD

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms, mainly before 5pm.  Mostly sunny and hot, with a high near 98. West wind around 11 mph.  Chance of precipitation is 30%.

    High: 98 °F

    Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 70. Southwest wind 3 to 5 mph.

    Low: 70 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers, then showers and thunderstorms likely after 2pm.  Increasing clouds, with a high near 94. West wind 5 to 11 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 94 °F

    Sunny then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely.  Cloudy, with a low around 55. North wind 5 to 8 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 55 °F

    T-storms
    Likely then
    Showers
    Likely

  • Thursday

    Thursday: Showers and thunderstorms likely.  Cloudy, with a high near 66. Northeast wind 8 to 11 mph.  Chance of precipitation is 70%.

    High: 66 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers, mainly after 2am.  Mostly cloudy, with a low around 52. Chance of precipitation is 50%.

    Low: 52 °F

    Chance
    Showers

  • Friday

    Friday: Showers, mainly after 8am.  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 66. Chance of precipitation is 90%.

    High: 66 °F

    Showers

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms, mainly before 5pm. Mostly sunny and hot, with a high near 98. West wind around 11 mph. Chance of precipitation is 30%.
Tonight
Partly cloudy, with a low around 70. Southwest wind 3 to 5 mph.
Wednesday
A slight chance of showers, then showers and thunderstorms likely after 2pm. Increasing clouds, with a high near 94. West wind 5 to 11 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and thunderstorms likely. Cloudy, with a low around 55. North wind 5 to 8 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers and thunderstorms likely. Cloudy, with a high near 66. Northeast wind 8 to 11 mph. Chance of precipitation is 70%.
Thursday Night
A chance of showers, mainly after 2am. Mostly cloudy, with a low around 52. Chance of precipitation is 50%.
Friday
Showers, mainly after 8am. High near 63. Chance of precipitation is 80%.
Friday Night
Showers. Low around 51. Chance of precipitation is 80%.
Saturday
Showers. High near 66. Chance of precipitation is 90%.
Saturday Night
Showers likely, mainly before 2am. Cloudy, with a low around 56. Chance of precipitation is 60%.
Sunday
A chance of showers. Mostly cloudy, with a high near 75. Chance of precipitation is 50%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 50%.
Memorial Day
A chance of showers. Mostly cloudy, with a high near 78. Chance of precipitation is 50%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 50%.
Tuesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
Frederick Municipal Airport MD
 39.42°N 77.4°W (Elev. 299 ft)
2:22 pm EDT May 19, 2026
3pm EDT May 19, 2026-6pm EDT May 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database