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

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Current conditions at

Frederick Municipal Airport (KFDK)

Lat: 39.42°NLon: 77.37°WElev: 269ft.

Fair

70°F

21°C

Humidity 100%
Wind Speed Calm
Barometer 30.12 in
Dewpoint 70°F (21°C)
Visibility 7.00 mi
Last update 18 Sep 6:47 am EDT
Extended Forecast for

2 Miles WNW Walkersville MD

  • Today

    Today: Mostly cloudy, with a high near 82. Calm wind becoming north 5 to 7 mph in the morning.

    High: 82 °F

    Mostly Cloudy

  • Tonight

    Tonight: Partly cloudy, with a low around 58. North wind 5 to 7 mph.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 77. East wind 3 to 6 mph.

    High: 77 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of showers, mainly before 2am. Mostly cloudy, with a low around 65. Southeast wind around 6 mph. Chance of precipitation is 30%.

    Low: 65 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 80. South wind 7 to 9 mph. Chance of precipitation is 80%.

    High: 80 °F

    Chance
    Showers then
    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 64. Chance of precipitation is 80%.

    Low: 64 °F

    Showers

  • Monday

    Monday: A chance of showers. Mostly cloudy, with a high near 73. Chance of precipitation is 50%.

    High: 73 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Showers likely. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.

    Low: 60 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 65. Chance of precipitation is 60%.

    High: 65 °F

    Showers
    Likely

Detailed Forecast

Today
Mostly cloudy, with a high near 82. Calm wind becoming north 5 to 7 mph in the morning.
Tonight
Partly cloudy, with a low around 58. North wind 5 to 7 mph.
Saturday
Partly sunny, with a high near 77. East wind 3 to 6 mph.
Saturday Night
A chance of showers, mainly before 2am. Mostly cloudy, with a low around 65. Southeast wind around 6 mph. Chance of precipitation is 30%.
Sunday
A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 80. South wind 7 to 9 mph. Chance of precipitation is 80%.
Sunday Night
Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 64. Chance of precipitation is 80%.
Monday
A chance of showers. Mostly cloudy, with a high near 73. Chance of precipitation is 50%.
Monday Night
Showers likely. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Tuesday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 65. Chance of precipitation is 60%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.
Wednesday
Showers likely. Mostly cloudy, with a high near 60. Chance of precipitation is 60%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 50%.
Thursday
A chance of showers. Mostly cloudy, with a high near 66. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Walkersville MD
 39.49°N 77.41°W (Elev. 400 ft)
Last Update:
5:51 am EDT Sep 18, 2026
Forecast Valid:
7am EDT Sep 18, 2026-6pm EDT Sep 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation