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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°
      Fri, Nov 13, 2026
      Friday
      Fri 11/13
      High 44°f
      61% Precip. / 0.18 in
      Light rain early...then remaining cloudy with showers in the afternoon. High 44F. Winds NNW at 10 to 20 mph. Chance of rain 60%.
      Friday night
      Fri 11/13
      Low 36°f
      40% Precip. / 0.05 in
      Showers in the evening with some clearing overnight. Low 36F. Winds NW at 5 to 10 mph. Chance of rain 40%.
      Sunrise 6:50 AM
      Sunset 4:57 PM
      Moonrise 10:57 AM
      Moonset 8:06 PM
      Waxing Crescent, 16% visible
      Hourly Forecast
      12AM
      68%
      48°
      1AM
      81%
      48°
      2AM
      82%
      47°
      3AM
      81%
      46°
      4AM
      76%
      46°
      5AM
      75%
      45°
      6AM
      72%
      44°
      6:50AM
      Sunrise
      7AM
      60%
      43°
      8AM
      59%
      44°
      9AM
      61%
      44°
      10AM
      55%
      43°
      11AM
      51%
      43°
      12PM
      48%
      43°
      1PM
      46%
      42°
      2PM
      46%
      42°
      3PM
      45%
      42°
      4PM
      42%
      42°
      4:57PM
      Sunset
      5PM
      43%
      41°
      6PM
      43%
      40°
      7PM
      35%
      40°
      8PM
      40%
      40°
      9PM
      41%
      40°
      10PM
      32%
      39°
      11PM
      30%
      39°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      12:00 am
      Rain
      		 48°F 44°F 68% 0.03in 100% 47°F 97% 8 mph N 29.62in
      1:00 am
      Rain
      		 48°F 44°F 81% 0.03in 100% 46°F 96% 8 mph N 29.62in
      2:00 am
      Rain
      		 47°F 43°F 82% 0.03in 100% 46°F 96% 8 mph N 29.62in
      3:00 am
      Rain
      		 46°F 42°F 81% 0.03in 100% 45°F 96% 8 mph NNW 29.62in
      4:00 am
      Rain
      		 46°F 41°F 76% 0.03in 100% 44°F 95% 8 mph NNW 29.62in
      5:00 am
      Light Rain
      		 45°F 40°F 75% 0.02in 84% 43°F 94% 9 mph NNW 29.63in
      6:00 am
      Light Rain
      		 44°F 39°F 72% 0.02in 84% 43°F 94% 9 mph NNW 29.64in
      7:00 am
      Light Rain
      		 43°F 38°F 60% 0.02in 84% 41°F 93% 9 mph NNW 29.65in
      8:00 am
      Showers
      		 44°F 38°F 59% 0.02in 84% 41°F 90% 10 mph NNW 29.66in
      9:00 am
      Light Rain
      		 44°F 37°F 61% 0.02in 84% 40°F 86% 12 mph NNW 29.67in
      10:00 am
      Showers
      		 43°F 37°F 55% 0.02in 84% 39°F 83% 12 mph NNW 29.68in
      11:00 am
      Showers
      		 43°F 36°F 51% 0.02in 84% 38°F 81% 13 mph NNW 29.69in
      12:00 pm
      Showers
      		 43°F 36°F 48% 0.02in 84% 37°F 79% 13 mph NNW 29.68in
      1:00 pm
      Showers
      		 42°F 36°F 46% 0.01in 85% 36°F 78% 12 mph NNW 29.69in
      2:00 pm
      Showers
      		 42°F 35°F 46% 0.01in 85% 34°F 74% 13 mph NNW 29.69in
      3:00 pm
      Showers
      		 42°F 35°F 45% 0.02in 85% 34°F 74% 13 mph NNW 29.71in
      4:00 pm
      Showers
      		 42°F 35°F 42% 0.01in 85% 34°F 74% 13 mph NNW 29.72in
      5:00 pm
      Showers
      		 41°F 34°F 43% 0.01in 84% 35°F 78% 12 mph NNW 29.74in
      6:00 pm
      Showers
      		 40°F 33°F 43% 0.01in 83% 35°F 84% 11 mph NNW 29.76in
      7:00 pm
      Showers
      		 40°F 34°F 35% 0.01in 82% 36°F 84% 9 mph NNW 29.77in
      8:00 pm
      Showers
      		 40°F 34°F 40% 0.01in 78% 36°F 85% 9 mph NNW 29.77in
      9:00 pm
      Showers
      		 40°F 34°F 41% 0.01in 77% 36°F 87% 8 mph NNW 29.78in
      10:00 pm
      Few Showers
      		 39°F 33°F 32% 0.01in 75% 36°F 87% 8 mph NW 29.78in
      11:00 pm
      Few Showers
      		 39°F 33°F 30% 0.01in 74% 35°F 87% 8 mph NNW 29.79in
      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 62°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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