National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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.

Fair

76°F

24°C

Humidity 56%
Wind Speed S 5 mph
Barometer 29.74 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 17 Jun 9:35 pm EDT
Extended Forecast for

2 Miles ESE Walkersville MD

  • Tonight

    Tonight: Increasing clouds, with a low around 69. Calm wind becoming south 5 to 7 mph after midnight.

    Low: 69 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A chance of showers and thunderstorms, mainly between 1pm and 2pm. 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 30%.

    High: 90 °F

    Breezy.
    Slight Chance
    T-storms then
    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 65. West wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 21 mph.

    Low: 65 °F

    Mostly Cloudy

  • Juneteenth

    Juneteenth: Cloudy through mid morning, then gradual clearing, with a high near 82. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 82 °F

    Gradual
    Clearing

  • Friday Night

    Friday Night: Mostly clear, with a low around 61. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 81.

    High: 81 °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 84.

    High: 84 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.

    Low: 64 °F

    Chance
    Showers

Detailed Forecast

Tonight
Increasing clouds, with a low around 69. Calm wind becoming south 5 to 7 mph after midnight.
Thursday
A chance of showers and thunderstorms, mainly between 1pm and 2pm. 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 30%.
Thursday Night
Mostly cloudy, with a low around 65. West wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 21 mph.
Juneteenth
Cloudy through mid morning, then gradual clearing, with a high near 82. West wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 61. Northwest wind 5 to 7 mph becoming calm in the evening.
Saturday
Sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.
Monday
Showers, with thunderstorms also possible after 2pm. High near 82. Chance of precipitation is 80%.
Monday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Tuesday
Sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Mostly sunny, with a high near 82.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Walkersville MD
 39.47°N 77.3°W (Elev. 492 ft)
Last Update:
7:53 pm EDT Jun 17, 2026
Forecast Valid:
9pm EDT Jun 17, 2026-6pm EDT Jun 24, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation