tidealmanac
Thu, Nov 19

Friday, November 20, 2026

Northbury, VA · NOAA 8636558 · MLLW · Local time (America/New_York)

Sat, Nov 21

This is a subordinate station: NOAA predicts its highs and lows from a nearby reference station and publishes no curve for it. Nothing is interpolated.

Tides

  1. Low4:50 AM0.6 ft0.17 m
  2. High10:56 AM3.4 ft1.04 m
  3. Low5:36 PM0.8 ft0.24 m
  4. High11:15 PM3.1 ft0.95 m

Range 2.8 ft0.86 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:25 AM
Sunrise
6:53 AM
Solar noon
11:54 AM
Sunset
4:55 PM
Civil dusk
5:23 PM
Daylight
10h 2m

Computed from the station's coordinates (NOAA solar algorithm, ±1 min); not NOAA tide data. Sun calendars: sunupsundown.site.

Moon

Waxing gibbous83% illuminated · day 10 of the cycle

Between spring and neap: an average tidal range. Approximate phase, computed here.

This week

Tue, Nov 17L 2:26AM 1.0 ft0.31 mH 8:08AM 2.9 ft0.87 mL 2:31PM 1.2 ft0.38 mH 8:24PM 3.2 ft0.97 mWed, Nov 18L 3:13AM 0.9 ft0.28 mH 9:02AM 3.0 ft0.90 mL 3:35PM 1.2 ft0.36 mH 9:19PM 3.1 ft0.95 mThu, Nov 19L 4:02AM 0.8 ft0.24 mH 10:00AM 3.1 ft0.96 mL 4:38PM 1.0 ft0.31 mH 10:18PM 3.1 ft0.94 mFri, Nov 20L 4:50AM 0.6 ft0.17 mH 10:56AM 3.4 ft1.04 mL 5:36PM 0.8 ft0.24 mH 11:15PM 3.1 ft0.95 mSat, Nov 21L 5:38AM 0.3 ft0.10 mH 11:47AM 3.7 ft1.13 mL 6:31PM 0.5 ft0.16 mSun, Nov 22H 12:07AM 3.2 ft0.97 mL 6:25AM 0.1 ft0.03 mH 12:35PM 4.0 ft1.21 mL 7:24PM 0.2 ft0.07 mMon, Nov 23H 12:57AM 3.3 ft0.99 mL 7:14AM -0.1 ft-0.04 mH 1:25PM 4.2 ft1.28 mL 8:17PM 0.0 ft0.01 m