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

Severe Thunderstorms, Heavy Rain, And Flash Flooding Likely Over The Central U.S.

Strong to severe thunderstorms capable of damaging winds, large hail, and a few tornadoes will be likely this afternoon into tonight over portions of the Plains to the Midwest. Heavy rainfall will lead to flash flooding, some locally significant from Kansas to Missouri. Across the eastern U.S., much above normal temperatures can be expected. Read More >

Current conditions at

Frederick Municipal Airport (KFDK)

Lat: 39.42°NLon: 77.37°WElev: 269ft.

Partly Cloudy

88°F

31°C

Humidity 35%
Wind Speed SW 8 mph
Barometer 30.20 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 21 Sep 1:50 pm EDT
Extended Forecast for

Thurmont MD

  • This
    Afternoon

    This Afternoon: Mostly sunny, with a high near 85. Calm wind.

    Mostly Sunny

    High: 85 °F

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 65. Light south wind.

    Partly Cloudy
    then Patchy
    Fog

    Low: 65 °F

  • Sunday

    Sunday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 87. Calm wind becoming southwest around 6 mph in the afternoon.

    Patchy Fog
    then Mostly
    Sunny

    High: 87 °F

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 67. South wind 5 to 7 mph.

    Partly Cloudy

    Low: 67 °F

  • Monday

    Monday: A slight chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 86. Southwest wind 5 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.

    Sunny then
    Chance
    Showers

    High: 86 °F

  • Monday
    Night

    Monday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers. Partly cloudy, with a low around 60. Chance of precipitation is 30%.

    Chance
    Showers

    Low: 60 °F

  • Tuesday

    Tuesday: Sunny, with a high near 76.

    Sunny

    High: 76 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 55.

    Mostly Clear

    Low: 55 °F

  • Wednesday

    Wednesday: Sunny, with a high near 79.

    Sunny

    High: 79 °F

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 85. Calm wind.
Tonight
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 65. Light south wind.
Sunday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 87. Calm wind becoming southwest around 6 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 67. South wind 5 to 7 mph.
Monday
A slight chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 86. Southwest wind 5 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers. Partly cloudy, with a low around 60. Chance of precipitation is 30%.
Tuesday
Sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Mostly clear, with a low around 59.
Thursday
Mostly sunny, with a high near 83.
Thursday Night
Partly cloudy, with a low around 60.
Friday
Mostly sunny, with a high near 81.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Thurmont MD
 39.62°N 77.42°W (Elev. 600 ft)
Last Update:
1:32 pm EDT Sep 21, 2019
Forecast Valid:
1pm EDT Sep 21, 2019-6pm EDT Sep 27, 2019
 
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