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

Hazardous Weather Conditions

Current conditions at

Frederick Municipal Airport (KFDK)

Lat: 39.42°NLon: 77.37°WElev: 269ft.

Fog/Mist

70°F

21°C

Humidity 88%
Wind Speed NE 5 mph
Barometer 30.16 in
Dewpoint 66°F (19°C)
Visibility 4.00 mi
Last update 27 Jun 8:47 pm EDT
Extended Forecast for

Rosemont MD

  • Tonight

    Tonight: Scattered showers and thunderstorms before 2am, then isolated showers. Patchy fog. Otherwise, cloudy, with a low around 70. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 70 °F

    Scattered
    Showers and
    Patchy Fog

  • Saturday

    Saturday: A chance of showers and thunderstorms after 2pm. Patchy fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 90. Heat index values as high as 101. Calm wind becoming south around 6 mph in the morning. Chance of precipitation is 40%.

    High: 90 °F

    Patchy Fog
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 70. Light and variable wind. Chance of precipitation is 30%.

    Low: 70 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 90. Light northwest wind.

    High: 90 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Partly Cloudy

  • Monday

    Monday: A slight chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 91. Chance of precipitation is 60%.

    High: 91 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.

    Low: 72 °F

    Showers
    Likely then
    Chance
    T-storms

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm, mainly after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 70%.

    High: 87 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of thunderstorms before 8pm. Partly cloudy, with a low around 68. Chance of precipitation is 30%.

    Low: 68 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
Scattered showers and thunderstorms before 2am, then isolated showers. Patchy fog. Otherwise, cloudy, with a low around 70. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Saturday
A chance of showers and thunderstorms after 2pm. Patchy fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 90. Heat index values as high as 101. Calm wind becoming south around 6 mph in the morning. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 70. Light and variable wind. Chance of precipitation is 30%.
Sunday
Sunny, with a high near 90. Light northwest wind.
Sunday Night
Partly cloudy, with a low around 70. Calm wind.
Monday
A slight chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 91. Chance of precipitation is 60%.
Monday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.
Tuesday
Showers likely and possibly a thunderstorm, mainly after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 70%.
Tuesday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 68. Chance of precipitation is 30%.
Wednesday
Sunny, with a high near 88.
Wednesday Night
Mostly clear, with a low around 67.
Thursday
Mostly sunny, with a high near 90.
Thursday Night
Partly cloudy, with a low around 67.
Independence Day
Sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rosemont MD
 39.33°N 77.61°W (Elev. 404 ft)
Last Update:
7:29 pm EDT Jun 27, 2025
Forecast Valid:
10pm EDT Jun 27, 2025-6pm EDT Jul 4, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation