My Profile
  1. Member Settings
  2. My Devices
  3. Sign Out
Log In
    Favorites
        More Settings
      Elev 155 ft, 39.630 °N 77.402 °W

      Thurmont, MD

      Colonial Heights Station72°
      Updated: 10:43 AM EDT on September 12, 2026 (GMT -4)
      6 minutes ago
      80°
      63°
      72
      Feels Like 73
      Cloudy
      N
      3
      Same temperature is expected today
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Today
        Sat 09/12
        High 80°f
         49% Precip. / 0.04 in
        Cloudy early with scattered thunderstorms developing this afternoon. High near 80F. Winds SSE at 5 to 10 mph. Chance of rain 50%.
        Tonight
        Sat 09/12
        Low 70°f
         72% Precip. / 0.38 in
        Thunderstorms this evening followed by occasional showers overnight. Low near 70F. Winds SSE at 5 to 10 mph. Chance of rain 70%. Locally heavy rainfall possible.
        Tomorrow
        Sun 09/13
        High 85°f66°f
         24% Precip. / 0 in
        Cloudy skies early, then partly cloudy in the afternoon. High around 85F. Winds WNW at 5 to 10 mph.
        Hourly Forecast
        Now
        71°
        11AM
        72°
        12PM
        73°
        1PM
        75°
        2PM
        76°
        3PM
        77°
        4PM
        78°
        5PM
        79°
        6PM
        49%
        78°
        7PM
        65%
        77°
        7:23PM
        Sunset
        8PM
        69%
        76°
        9PM
        44%
        74°
        10PM
        73%
        73°
        11PM
        41%
        73°
        12AM
        44%
        72°
        1AM
        49%
        72°
        2AM
        58%
        72°
        3AM
        53%
        72°
        4AM
        50%
        72°
        5AM
        55%
        71°
        6AM
        45%
        71°
        6:48AM
        Sunrise
        7AM
        32%
        71°
        8AM
        71°
        9AM
        74°
        10AM
        75°
        Precipitation
        73%
        Pollen
        Ragweed Pollen
        Moderate
        Air Quality
        56
        Moderate
        UV Index
        1
        Low
        Additional Conditions
        1. Pressure 30.08 in
        2. Visibility 10 miles
        3. Clouds Cloudy
        4. Dew Point66°F
        5. Humidity 85%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KFDK Station History
        Almanac for September 12, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 80°F 76°F 90°F 1983
        4. Low 63°F 59°F 43°F 1994
        5. Rain/Snow Depth
        6. Precipitation 0.42 in - in -
        7. Snow 0 in - in -
        Almanac for September 13, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 85°F 76°F 87°F
        4. Low 63°F 59°F 41°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:48 AM 7:22 PM
        3. Civil Twilight 6:20 AM 7:50 PM
        4. Nautical Twilight 5:48 AM 8:21PM
        5. Astronomical Twilight 5:16 AM 8:54 PM
        1. Length of Visible Light 13h 29m
        2. Length of Day 12h 34m
        3. Tomorrow will be 2 minutes 33 seconds shorter
        1. Moon 8:23 AM 7:55 PM
        2. Waxing Crescent2% of the Moon is Illuminated
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Precipitation
        Loading…
        Health
        Loading…
        Weather Alerts
        Loading…
        Our AppsAbout UsContactCareersWeather Data APIs
        PWS NetworkWundermap
        Terms of UsePrivacy PolicyCookie NoticeAccessibility StatementAdChoicesData Vendors
        essentialaccessibility.com
        We recognize our responsibility to use data and technology for good. We may use or share your data with our data vendors. Take control of your data.
        Review All Privacy and Ad Settings
        Choose how my information is shared
        Data Rights
        The Weather Company The Weather Channel Weather Underground Storm Radar
        © The Weather Company, LLC 2026
        Glossary