My Profile
  1. Member Settings
  2. My Devices
  3. Sign Out
Log In
    Favorites
        More Settings
      Small Craft Advisory
      until 8:00 AM EDT
      Elev 292 ft, 38.932 °N 77.173 °W

      McLean, VA

      Brookhaven Station74°
      Updated: 9:36 PM EDT on October 2, 2026 (GMT -4)
      3 minutes ago
      89°
      60°
      74
      Feels Like 76
      Cloudy
      N
      5
      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 10/02
        Low 59°f
         93% Precip. / 0.34 in
        Cloudy with periods of rain. Low 59F. Winds N at 5 to 10 mph. Chance of rain 90%. Rainfall near a quarter of an inch.
        Tomorrow
        Sat 10/03
        High 64°f
         24% Precip. / 0 in
        Cloudy skies. High 64F. Winds light and variable.
        Tomorrow night
        Sat 10/03
        Low 60°f
         53% Precip. / 0.03 in
        Cloudy with occasional showers late at night. Low around 60F. Winds light and variable. Chance of rain 50%.
        Hourly Forecast
        Now
        71°
        10PM
        71°
        11PM
        58%
        69°
        12AM
        94%
        68°
        1AM
        74%
        68°
        2AM
        66°
        3AM
        55%
        65°
        4AM
        57%
        63°
        5AM
        38%
        62°
        6AM
        37%
        61°
        7AM
        35%
        60°
        7:06AM
        Sunrise
        8AM
        60°
        9AM
        60°
        10AM
        61°
        11AM
        61°
        12PM
        62°
        1PM
        32%
        62°
        2PM
        62°
        3PM
        63°
        4PM
        63°
        5PM
        63°
        6PM
        63°
        6:48PM
        Sunset
        7PM
        63°
        8PM
        62°
        9PM
        61°
        Precipitation
        94%
        Rain expected around 11:30 PM
        Pollen
        Ragweed Pollen
        High
        Air Quality
        67
        Moderate
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30.02 in
        2. Visibility 9 miles
        3. Clouds Cloudy
        4. Dew Point70°F
        5. Humidity 96%
        6. Rainfall 0.13 in
        7. Snow Depth 0 in
         KJPN Station History
        Almanac for October 2, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 89°F 74°F 89°F 1986
        4. Low 60°F 53°F 32°F 1992
        5. Rain/Snow Depth
        6. Precipitation 0.34 in 2.9 in -
        7. Snow 0 in 0 in -
        Almanac for October 3, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 68°F 73°F 93°F
        4. Low 59°F 52°F 31°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:05 AM 6:49 PM
        3. Civil Twilight 6:39 AM 7:16 PM
        4. Nautical Twilight 6:08 AM 7:47PM
        5. Astronomical Twilight 5:37 AM 8:18 PM
        1. Length of Visible Light 12h 37m
        2. Length of Day 11h 44m
        3. Tomorrow will be 2 minutes 31 seconds shorter
        1. Moon 11:01 PM 1:57 PM
        2. Waning Gibbous55% of the Moon is Illuminated
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Oct 26
        Full Moon
        Nearby Weather Stations
        Station Location
        Temp
        Windchill
        Heat Index
        Dew Point
        Humidity
        Wind
        Precip.
        Elev.
        Updated
        Loading nearby stations…
        Precipitation
        Loading…
        Health
        Loading…
        Weather Alerts
        Loading…
        Our AppsAbout UsContactCareers
        PWS NetworkWunderMap
        Trust CenterTerms of UsePrivacy PolicyData RightsPrivacy SettingsCookie NoticeData VendorsAccessibility Statement
        Level Access
        The Weather Company The Weather Channel Weather Underground Storm Radar
        © The Weather Company, LLC 2026
        Glossary