Member Settings
      Elev 246 ft, 38.723 °N 77.548 °W

      Bristow, VA

      Fri, Oct 9, 2026
      Today
      Fri 10/09
      High 78°f
      2% Precip. / 0 in
      Partly cloudy. High 78F. Winds light and variable.
      Tonight
      Fri 10/09
      Low 50°f
      4% Precip. / 0 in
      Cloudy skies early, then partly cloudy after midnight. Low near 50F. Winds light and variable.
      Sunrise 7:13 AM
      Sunset 6:40 PM
      Moonrise 6:07 AM
      Moonset 5:59 PM
      Waning Crescent, 1% visible
      Hourly Forecast
      Now
      47°
      6AM
      47°
      7AM
      45°
      7:13AM
      Sunrise
      8AM
      48°
      9AM
      54°
      10AM
      61°
      11AM
      67°
      12PM
      71°
      1PM
      74°
      2PM
      76°
      3PM
      76°
      4PM
      76°
      5PM
      75°
      6PM
      71°
      6:40PM
      Sunset
      7PM
      66°
      8PM
      63°
      9PM
      60°
      10PM
      57°
      11PM
      56°
      12AM
      55°
      1AM
      54°
      2AM
      53°
      3AM
      53°
      4AM
      53°
      5AM
      53°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      6:00 am
      Clear
      47°F 47°F 2% 0in 1% 45°F 94% 1 mph NW 30.14in
      7:00 am
      Clear
      45°F 45°F 2% 0in 10% 44°F 97% 1 mph NW 30.17in
      8:00 am
      Partly Cloudy
      48°F 48°F 2% 0in 30% 46°F 95% 1 mph WNW 30.19in
      9:00 am
      Partly Cloudy
      54°F 54°F 1% 0in 54% 47°F 77% 1 mph WNW 30.2in
      10:00 am
      Partly Cloudy
      61°F 61°F 1% 0in 52% 49°F 65% 1 mph W 30.21in
      11:00 am
      Partly Cloudy
      67°F 67°F 0% 0in 53% 49°F 52% 2 mph W 30.22in
      12:00 pm
      Mostly Cloudy
      71°F 71°F 0% 0in 68% 48°F 44% 4 mph W 30.21in
      1:00 pm
      Partly Cloudy
      74°F 74°F 0% 0in 50% 44°F 34% 4 mph WNW 30.2in
      2:00 pm
      Mostly Cloudy
      76°F 76°F 0% 0in 61% 42°F 30% 5 mph NW 30.19in
      3:00 pm
      Partly Cloudy
      76°F 76°F 0% 0in 58% 44°F 32% 5 mph NW 30.18in
      4:00 pm
      Mostly Cloudy
      76°F 76°F 0% 0in 60% 45°F 33% 4 mph NW 30.18in
      5:00 pm
      Mostly Cloudy
      75°F 75°F 0% 0in 73% 49°F 40% 3 mph WNW 30.18in
      6:00 pm
      Mostly Cloudy
      71°F 71°F 1% 0in 61% 50°F 48% 3 mph WSW 30.2in
      7:00 pm
      Mostly Cloudy
      66°F 66°F 1% 0in 65% 50°F 56% 2 mph S 30.22in
      8:00 pm
      Mostly Cloudy
      63°F 63°F 1% 0in 69% 49°F 62% 1 mph SW 30.24in
      9:00 pm
      Mostly Cloudy
      60°F 60°F 1% 0in 70% 50°F 69% 1 mph SW 30.27in
      10:00 pm
      Mostly Cloudy
      57°F 57°F 1% 0in 70% 50°F 78% 1 mph W 30.28in
      11:00 pm
      Cloudy
      56°F 56°F 1% 0in 81% 49°F 79% 1 mph N 30.29in
      Additional Conditions
      1. Pressure 30.14 in
      2. Visibility 10 miles
      3. Clouds Clear
      4. Dew Point45°F
      5. Humidity 96%
      6. Rainfall 0 in
      7. Snow Depth 0 in
      KHEF Station History
      Almanac for October 9, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 78°F 73°F 85°F 1980
      4. Low 44°F 46°F 28°F 1895
      5. Rain/Snow Depth
      6. Precipitation 0 in 0.1 in -
      7. Snow 0 in - in -
      Almanac for October 10, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 71°F 72°F 86°F
      4. Low 50°F 46°F 25°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 7:13 AM 6:40 PM
      3. Civil Twilight 6:47 AM 7:07 PM
      4. Nautical Twilight 6:16 AM 7:37PM
      5. Astronomical Twilight 5:45 AM 8:08 PM
      1. Length of Visible Light 12h 20m
      2. Length of Day 11h 26m
      3. Tomorrow will be 2 minutes 28 seconds shorter
      1. Moon 6:07 AM 5:59 PM
      2. Waning Crescent1% of the Moon is Illuminated
      Oct 10
      New Moon
      Oct 18
      Waxing Half First Qtr
      Oct 26
      Full Moon
      Nov 1
      Waning Half Last Qtr
      Nearby Weather Stations
      Station Location
      Temp
      Windchill
      Heat Index
      Dew Point
      Humidity
      Wind
      Precip.
      Elev.
      Updated
      Loading nearby stations…
      Level Access
      Glossary