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      Small Craft Advisory
      until 6:00 PM EST
      Elev 387 ft, 38.972 °N 77.390 °W

      Herndon, VA

      Herndon Heights Station47°
      Thu, Nov 12, 2026
      Thursday
      Thu 11/12
      High 57°f
      69% Precip. / 0.1 in
      Cloudy with occasional rain in the afternoon. High 57F. Winds NE at 5 to 10 mph. Chance of rain 70%.
      Thursday night
      Thu 11/12
      Low 41°f
      78% Precip. / 0.26 in
      Cloudy with periods of rain. Low 41F. Winds N at 5 to 10 mph. Chance of rain 80%. Rainfall near a quarter of an inch.
      Sunrise 6:49 AM
      Sunset 4:57 PM
      Moonrise 10:11 AM
      Moonset 7:09 PM
      Waxing Crescent, 10% visible
      Hourly Forecast
      12AM
      49°
      1AM
      49°
      2AM
      49°
      3AM
      48°
      4AM
      48°
      5AM
      30%
      48°
      6AM
      31%
      48°
      6:49AM
      Sunrise
      7AM
      48°
      8AM
      50°
      9AM
      52°
      10AM
      53°
      11AM
      55°
      12PM
      55°
      1PM
      56°
      2PM
      56°
      3PM
      56°
      4PM
      66%
      55°
      4:58PM
      Sunset
      5PM
      68%
      54°
      6PM
      70%
      51°
      7PM
      69%
      50°
      8PM
      67%
      50°
      9PM
      60%
      49°
      10PM
      60%
      48°
      11PM
      66%
      48°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      12:00 am
      Mostly Cloudy
      		 49°F 49°F 4% 0in 79% 42°F 78% 3 mph NNE 29.85in
      1:00 am
      Cloudy
      		 49°F 48°F 14% 0in 80% 43°F 80% 3 mph NNE 29.84in
      2:00 am
      Cloudy
      		 49°F 49°F 15% 0in 81% 43°F 81% 3 mph NNE 29.83in
      3:00 am
      Cloudy
      		 48°F 47°F 16% 0in 81% 43°F 83% 3 mph NNE 29.82in
      4:00 am
      Cloudy
      		 48°F 47°F 24% 0in 82% 43°F 83% 3 mph NNE 29.81in
      5:00 am
      Few Showers
      		 48°F 47°F 30% 0in 84% 43°F 82% 4 mph NE 29.8in
      6:00 am
      Few Showers
      		 48°F 47°F 31% 0in 86% 43°F 81% 4 mph NE 29.8in
      7:00 am
      Cloudy
      		 48°F 47°F 20% 0in 88% 42°F 79% 4 mph NE 29.79in
      8:00 am
      Cloudy
      		 50°F 48°F 21% 0in 88% 42°F 74% 5 mph NE 29.78in
      9:00 am
      Cloudy
      		 52°F 50°F 21% 0in 89% 43°F 71% 7 mph NE 29.77in
      10:00 am
      Cloudy
      		 53°F 51°F 23% 0in 90% 43°F 69% 8 mph ENE 29.76in
      11:00 am
      Cloudy
      		 55°F 52°F 24% 0in 90% 44°F 67% 8 mph ENE 29.74in
      12:00 pm
      Cloudy
      		 55°F 53°F 24% 0in 90% 44°F 67% 8 mph E 29.71in
      1:00 pm
      Cloudy
      		 56°F 54°F 24% 0in 91% 45°F 67% 8 mph ENE 29.68in
      2:00 pm
      Cloudy
      		 56°F 54°F 24% 0in 91% 45°F 67% 8 mph ENE 29.67in
      3:00 pm
      Cloudy
      		 56°F 53°F 24% 0in 90% 45°F 67% 9 mph NE 29.65in
      4:00 pm
      Rain
      		 55°F 53°F 66% 0.04in 100% 46°F 70% 8 mph NE 29.65in
      5:00 pm
      Rain
      		 54°F 52°F 68% 0.03in 100% 46°F 75% 7 mph NNE 29.65in
      6:00 pm
      Rain
      		 51°F 49°F 70% 0.03in 100% 46°F 82% 6 mph NNE 29.65in
      7:00 pm
      Light Rain
      		 50°F 48°F 69% 0.02in 85% 46°F 87% 6 mph NNE 29.65in
      8:00 pm
      Light Rain
      		 50°F 47°F 67% 0.02in 83% 47°F 89% 6 mph N 29.64in
      9:00 pm
      Light Rain
      		 49°F 46°F 60% 0.01in 80% 47°F 91% 6 mph N 29.64in
      10:00 pm
      Light Rain
      		 48°F 45°F 60% 0.01in 80% 47°F 94% 7 mph N 29.63in
      11:00 pm
      Light Rain
      		 48°F 44°F 66% 0.02in 80% 47°F 95% 7 mph N 29.62in
      Additional Conditions
      1. Pressure 30.04 in
      2. Visibility 10 miles
      3. Clouds Partly Cloudy
      4. Dew Point35°F
      5. Humidity 61%
      6. Rainfall 0 in
      7. Snow Depth 0 in
       KIAD Station History
      Almanac for November 7, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 61°F 60°F 80°F 2024
      4. Low 46°F 38°F 22°F 1991
      5. Rain/Snow Depth
      6. Precipitation 0 in 4.6 in -
      7. Snow 0 in 0 in -
      Almanac for November 8, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 63°F 59°F 77°F
      4. Low 43°F 38°F 18°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 6:43 AM 5:02 PM
      3. Civil Twilight 6:15 AM 5:30 PM
      4. Nautical Twilight 5:43 AM 6:02PM
      5. Astronomical Twilight 5:12 AM 6:33 PM
      1. Length of Visible Light 11h 14m
      2. Length of Day 10h 18m
      3. Tomorrow will be 2 minutes 5 seconds shorter
      1. Moon 5:06 AM 3:51 PM
      2. Waning Crescent3% of the Moon is Illuminated
      Nov 9
      New Moon
      Nov 17
      Waxing Half First Qtr
      Nov 24
      Full Moon
      Dec 1
      Waning Half Last Qtr
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