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      Small Craft Advisory
      until 6:00 PM EDT
      Elev 167 ft, 38.984 °N 76.870 °W

      Greenbelt, MD

      Hynesboro Station65°
      Updated: 11:15 PM EDT on September 25, 2026 (GMT -4)
      9 minutes ago
      76°
      51°
      65
      Feels Like 65
      Clear
      N
      11
      Gusts 22 mph
      Lower temperature is expected tomorrow
      Wundermap
      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
        Tonight
        Fri 09/25
        Low 58°f
         2% Precip. / 0 in
        Clear to partly cloudy. Low 58F. Winds NNW at 10 to 15 mph.
        Tomorrow
        Sat 09/26
        High 65°f
         74% Precip. / 0.25 in
        Cloudy skies with periods of rain later in the day. High around 65F. Winds NNW at 10 to 20 mph. Chance of rain 70%. Rainfall around a quarter of an inch.
        Tomorrow night
        Sat 09/26
        Low 58°f
         60% Precip. / 0.07 in
        Overcast with rain showers at times. Low 58F. Winds NW at 10 to 20 mph. Chance of rain 60%.
        Hourly Forecast
        Now
        65°
        12AM
        64°
        1AM
        63°
        2AM
        62°
        3AM
        60°
        4AM
        60°
        5AM
        59°
        6AM
        59°
        6:58AM
        Sunrise
        7AM
        59°
        8AM
        60°
        9AM
        62°
        10AM
        63°
        11AM
        64°
        12PM
        55%
        64°
        1PM
        63%
        64°
        2PM
        64%
        62°
        3PM
        75%
        62°
        4PM
        72%
        62°
        5PM
        74%
        62°
        6PM
        54%
        61°
        6:57PM
        Sunset
        7PM
        60%
        61°
        8PM
        41%
        60°
        9PM
        41%
        59°
        10PM
        59°
        11PM
        59°
        Precipitation
        75%
        Pollen
        Ragweed Pollen
        High
        Air Quality
        39
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.97 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point47°F
        5. Humidity 51%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KCGS Station History
        Almanac for September 26, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 76°F 75°F 96°F 1930
        4. Low 51°F 53°F 33°F 1943
        5. Rain/Snow Depth
        6. Precipitation 0 in - in -
        7. Snow 0 in - in -
        Almanac for September 27, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 65°F 75°F 94°F
        4. Low 51°F 52°F 29°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:58 AM 6:57 PM
        3. Civil Twilight 6:32 AM 7:24 PM
        4. Nautical Twilight 6:01 AM 7:55PM
        5. Astronomical Twilight 5:29 AM 8:26 PM
        1. Length of Visible Light 12h 52m
        2. Length of Day 11h 59m
        3. Tomorrow will be 2 minutes 31 seconds shorter
        1. Moon 6:47 PM 6:50 AM
        2. Full99% of the Moon is Illuminated
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
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