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 >

Current conditions at

Frederick Municipal Airport (KFDK)

Lat: 39.42°NLon: 77.37°WElev: 269ft.

Mostly Cloudy

74°F

23°C

Humidity 73%
Wind Speed SE 5 mph
Barometer 29.72 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 18 Jun 2:55 am EDT
Extended Forecast for

2 Miles ESE Walkersville MD

  • Overnight

    Overnight: Scattered showers, mainly after 5am.  Cloudy, with a low around 69. South wind around 7 mph.  Chance of precipitation is 30%.

    Low: 69 °F

    Scattered
    Showers

  • Thursday

    Thursday: Scattered showers, with thunderstorms also possible after 11am.  Partly sunny, with a high near 90. Breezy, with a south wind 16 to 23 mph, with gusts as high as 39 mph.  Chance of precipitation is 50%.

    High: 90 °F

    Breezy.
    Scattered
    Showers then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 66. West wind 5 to 10 mph becoming light  after midnight. Winds could gust as high as 21 mph.

    Low: 66 °F

    Increasing
    Clouds

  • Juneteenth

    Juneteenth: Mostly cloudy, then gradually becoming sunny, with a high near 82. Light west wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 18 mph.

    High: 82 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear, with a low around 61. Northwest wind 5 to 8 mph becoming calm  after midnight. Winds could gust as high as 18 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, then showers likely and possibly a thunderstorm after 2am.  Mostly cloudy, with a low around 67. Chance of precipitation is 60%.

    Low: 67 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Overnight
Scattered showers, mainly after 5am. Cloudy, with a low around 69. South wind around 7 mph. Chance of precipitation is 30%.
Thursday
Scattered showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 90. Breezy, with a south wind 16 to 23 mph, with gusts as high as 39 mph. Chance of precipitation is 50%.
Thursday Night
Increasing clouds, with a low around 66. West wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 21 mph.
Juneteenth
Mostly cloudy, then gradually becoming sunny, with a high near 82. Light west wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Friday Night
Mostly clear, with a low around 61. Northwest wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 18 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, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Monday
Showers likely and possibly a thunderstorm before 8am, then showers likely between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 82. Chance of precipitation is 80%.
Monday Night
Showers and thunderstorms. Low around 61. Chance of precipitation is 80%.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 60.
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 Walkersville MD
 39.47°N 77.3°W (Elev. 492 ft)
2:22 am EDT Jun 18, 2026
3am EDT Jun 18, 2026-6pm EDT Jun 24, 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