tidealmanac
Tue, Sep 15

Wednesday, September 16, 2026

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

Thu, Sep 17

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. Low1:32 AM1.2 ft0.37 m
  2. High7:03 AM3.4 ft1.05 m
  3. Low1:16 PM1.1 ft0.34 m
  4. High7:31 PM4.0 ft1.23 m

Range 2.9 ft0.88 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:25 AM
Sunrise
6:51 AM
Solar noon
1:04 PM
Sunset
7:16 PM
Civil dusk
7:42 PM
Daylight
12h 25m

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

Moon

Waxing crescent24% illuminated · day 4 of the cycle

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

This week

Sun, Sep 13H 4:58AM 4.0 ft1.23 mL 11:22AM 0.4 ft0.13 mH 5:26PM 4.5 ft1.36 mMon, Sep 14L 12:00AM 0.7 ft0.21 mH 5:38AM 3.8 ft1.17 mL 11:59AM 0.6 ft0.19 mH 6:07PM 4.4 ft1.33 mTue, Sep 15L 12:45AM 0.9 ft0.29 mH 6:19AM 3.6 ft1.11 mL 12:36PM 0.9 ft0.26 mH 6:48PM 4.2 ft1.28 mWed, Sep 16L 1:32AM 1.2 ft0.37 mH 7:03AM 3.4 ft1.05 mL 1:16PM 1.1 ft0.34 mH 7:31PM 4.0 ft1.23 mThu, Sep 17L 2:23AM 1.4 ft0.44 mH 7:48AM 3.3 ft0.99 mL 2:01PM 1.4 ft0.42 mH 8:17PM 3.9 ft1.18 mFri, Sep 18L 3:16AM 1.6 ft0.50 mH 8:35AM 3.1 ft0.95 mL 2:52PM 1.6 ft0.48 mH 9:06PM 3.7 ft1.13 mSat, Sep 19L 4:13AM 1.7 ft0.53 mH 9:29AM 3.0 ft0.92 mL 3:50PM 1.7 ft0.51 mH 10:04PM 3.6 ft1.10 m