tidealmanac
Thu, Oct 29

Friday, October 30, 2026

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

Sat, Oct 31

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. Low12:56 AM0.6 ft0.18 m
  2. High6:29 AM3.5 ft1.07 m
  3. Low12:43 PM0.4 ft0.11 m
  4. High6:59 PM4.4 ft1.35 m

Range 4.1 ft1.24 m · 4 predicted tides · MLLW

Sun

Civil dawn
7:04 AM
Sunrise
7:31 AM
Solar noon
12:52 PM
Sunset
6:13 PM
Civil dusk
6:40 PM
Daylight
10h 42m

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

Moon

Waning gibbous79% illuminated · day 19 of the cycle

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

This week

Tue, Oct 27H 4:00AM 3.8 ft1.16 mL 10:16AM 0.1 ft0.03 mH 4:23PM 4.7 ft1.44 mL 11:12PM 0.3 ft0.10 mWed, Oct 28H 4:46AM 3.7 ft1.14 mL 11:01AM 0.1 ft0.03 mH 5:10PM 4.7 ft1.44 mThu, Oct 29L 12:01AM 0.4 ft0.13 mH 5:35AM 3.6 ft1.11 mL 11:49AM 0.2 ft0.05 mH 6:02PM 4.6 ft1.40 mFri, Oct 30L 12:56AM 0.6 ft0.18 mH 6:29AM 3.5 ft1.07 mL 12:43PM 0.4 ft0.11 mH 6:59PM 4.4 ft1.35 mSat, Oct 31L 1:57AM 0.8 ft0.23 mH 7:28AM 3.4 ft1.04 mL 1:46PM 0.6 ft0.17 mH 7:59PM 4.2 ft1.28 mSun, Nov 1L 2:01AM 0.9 ft0.26 mH 7:32AM 3.4 ft1.02 mL 1:57PM 0.7 ft0.23 mH 8:02PM 4.0 ft1.21 mMon, Nov 2L 3:05AM 0.9 ft0.27 mH 8:40AM 3.4 ft1.03 mL 3:10PM 0.8 ft0.26 mH 9:10PM 3.8 ft1.15 m