Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Hazardous Weather Conditions

Current conditions at

Frederick Municipal Airport (KFDK)

Lat: 39.42°NLon: 77.37°WElev: 269ft.

Overcast

72°F

22°C

Humidity 81%
Wind Speed S 3 mph
Barometer 29.68 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 18 Jun 4:55 am EDT
Extended Forecast for

2 Miles ESE Ijamsville MD

  • Overnight

    Overnight: Isolated showers.  Mostly cloudy, with a low around 69. South wind around 11 mph, with gusts as high as 23 mph.  Chance of precipitation is 20%.

    Low: 69 °F

    Isolated
    Showers

  • Thursday

    Thursday: Scattered showers, with thunderstorms also possible after 2pm.  Partly sunny, with a high near 90. Breezy, with a west wind 17 to 23 mph, with gusts as high as 37 mph.  Chance of precipitation is 30%.

    High: 90 °F

    Breezy.
    Scattered
    Showers then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers, mainly after 5am.  Mostly cloudy, with a low around 66. West wind 6 to 11 mph becoming light northwest  after midnight. Winds could gust as high as 22 mph.  Chance of precipitation is 30%.

    Low: 66 °F

    Partly Cloudy
    then Chance
    Showers

  • Juneteenth

    Juneteenth: A chance of showers, mainly before 7am.  Cloudy through mid morning, then gradual clearing, with a high near 82. Northwest wind 5 to 11 mph, with gusts as high as 21 mph.  Chance of precipitation is 30%.

    High: 82 °F

    Chance
    Showers then
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 61. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Saturday Night

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

    Low: 61 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, mainly after 2am.  Mostly cloudy, with a low around 67. Chance of precipitation is 50%.

    Low: 67 °F

    Slight Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Overnight
Isolated showers. Mostly cloudy, with a low around 69. South wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Thursday
Scattered showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 90. Breezy, with a west wind 17 to 23 mph, with gusts as high as 37 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers, mainly after 5am. Mostly cloudy, with a low around 66. West wind 6 to 11 mph becoming light northwest after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 30%.
Juneteenth
A chance of showers, mainly before 7am. Cloudy through mid morning, then gradual clearing, with a high near 82. Northwest wind 5 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 61. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 82.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Mostly sunny, with a high near 85.
Sunday Night
A chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 50%.
Monday
Showers likely, then showers and possibly a thunderstorm after 2pm. High near 82. Chance of precipitation is 80%.
Monday Night
Showers and thunderstorms. Low around 60. Chance of precipitation is 80%.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
Mostly clear, with a low around 59.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 83. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Ijamsville MD
 39.32°N 77.27°W (Elev. 551 ft)
4:53 am EDT Jun 18, 2026
5am EDT Jun 18, 2026-6pm EDT Jun 24, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database