Extreme Heat Across the Southern U.S.; Flash Flooding Threats in the Mid-Atlantic, Northeast, and Four Corners Region

Dangerous and extreme heat will remain across portions of the southern U.S. this week. Heavy rainfall may bring significant flash flooding across portions of the Mid-Atlantic and Northeast through the night, and additional flash flooding concerns across New England on Wednesday. Monsoonal thunderstorms will bring a flash flood risk to the Four Corners region, especially in burn scar areas Read More >

Current conditions at

Frederick Municipal Airport (KFDK)

Lat: 39.42°NLon: 77.37°WElev: 269ft.

Fair

70°F

21°C

Humidity 100%
Wind Speed Calm
Barometer 29.63 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 28 Jul 8:47 pm EDT
Extended Forecast for

3 Miles N Clarksburg MD

  • Tonight

    Tonight: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Some of the storms could be severe.  Partly cloudy, with a low around 64. Calm wind becoming northwest around 6 mph after midnight.  Chance of precipitation is 50%.

    Low: 64 °F

    Severe
    Thunderstorms
    then Mostly
    Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 82. Northwest wind 9 to 13 mph, with gusts as high as 23 mph.

    High: 82 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 64. Northwest wind 7 to 9 mph, with gusts as high as 18 mph.

    Low: 64 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 82. Northwest wind around 11 mph, with gusts as high as 20 mph.

    High: 82 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 63. Northwest wind around 6 mph becoming calm  in the evening.

    Low: 63 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 87.

    High: 87 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms.  Mostly cloudy, with a low around 68. Chance of precipitation is 20%.

    Low: 68 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Some of the storms could be severe. Partly cloudy, with a low around 64. Calm wind becoming northwest around 6 mph after midnight. Chance of precipitation is 50%.
Wednesday
Mostly sunny, with a high near 82. Northwest wind 9 to 13 mph, with gusts as high as 23 mph.
Wednesday Night
Mostly clear, with a low around 64. Northwest wind 7 to 9 mph, with gusts as high as 18 mph.
Thursday
Mostly sunny, with a high near 82. Northwest wind around 11 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 63. Northwest wind around 6 mph becoming calm in the evening.
Friday
Sunny, with a high near 84.
Friday Night
Partly cloudy, with a low around 66.
Saturday
Partly sunny, with a high near 87.
Saturday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 20%.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 84. Chance of precipitation is 40%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 50%.
Monday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 83. Chance of precipitation is 50%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 85. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Clarksburg MD
 39.3°N 77.3°W (Elev. 505 ft)
8:22 pm EDT Jul 28, 2026
9pm EDT Jul 28, 2026-6pm EDT Aug 4, 2026
 
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Additional Resources

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