tidealmanac
Sun, Oct 11

Monday, October 12, 2026

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

Tue, Oct 13

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. High4:31 AM3.8 ft1.17 m
  2. Low10:50 AM0.6 ft0.17 m
  3. High4:56 PM4.5 ft1.37 m
  4. Low11:35 PM0.8 ft0.24 m

Range 3.9 ft1.19 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:47 AM
Sunrise
7:14 AM
Solar noon
12:55 PM
Sunset
6:37 PM
Civil dusk
7:03 PM
Daylight
11h 23m

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

Moon

New moon2% illuminated · day 1 of the cycle

Near new or full moon: spring tides, a larger range than average. Approximate phase, computed here.

This week

Fri, Oct 9H 2:27AM 4.1 ft1.24 mL 8:54AM 0.5 ft0.15 mH 2:56PM 4.5 ft1.36 mL 9:28PM 0.6 ft0.18 mSat, Oct 10H 3:11AM 4.0 ft1.23 mL 9:35AM 0.4 ft0.13 mH 3:39PM 4.6 ft1.39 mL 10:14PM 0.6 ft0.18 mSun, Oct 11H 3:52AM 3.9 ft1.20 mL 10:14AM 0.5 ft0.14 mH 4:19PM 4.6 ft1.39 mL 10:56PM 0.6 ft0.20 mMon, Oct 12H 4:31AM 3.8 ft1.17 mL 10:50AM 0.6 ft0.17 mH 4:56PM 4.5 ft1.37 mL 11:35PM 0.8 ft0.24 mTue, Oct 13H 5:09AM 3.7 ft1.13 mL 11:24AM 0.7 ft0.23 mH 5:33PM 4.4 ft1.33 mWed, Oct 14L 12:15AM 1.0 ft0.30 mH 5:49AM 3.5 ft1.08 mL 11:59AM 1.0 ft0.29 mH 6:12PM 4.2 ft1.27 mThu, Oct 15L 12:57AM 1.2 ft0.37 mH 6:30AM 3.4 ft1.03 mL 12:36PM 1.2 ft0.36 mH 6:53PM 4.0 ft1.22 m