tidealmanac
Fri, Sep 25

Saturday, September 26, 2026

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

Sun, Sep 27

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. High3:04 AM4.1 ft1.24 m
  2. Low9:28 AM0.6 ft0.18 m
  3. High3:26 PM4.3 ft1.32 m
  4. Low10:01 PM0.7 ft0.21 m

Range 3.7 ft1.14 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:33 AM
Sunrise
6:59 AM
Solar noon
1:00 PM
Sunset
7:01 PM
Civil dusk
7:27 PM
Daylight
12h 1m

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

Moon

Full moon100% illuminated · day 14 of the cycle

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

This week

Wed, Sep 23H 1:01AM 3.8 ft1.16 mL 7:34AM 1.3 ft0.39 mH 1:26PM 3.6 ft1.08 mL 7:44PM 1.2 ft0.38 mThu, Sep 24H 1:43AM 3.9 ft1.20 mL 8:13AM 1.0 ft0.32 mH 2:08PM 3.8 ft1.17 mL 8:32PM 1.0 ft0.32 mFri, Sep 25H 2:24AM 4.0 ft1.22 mL 8:51AM 0.8 ft0.25 mH 2:48PM 4.1 ft1.25 mL 9:18PM 0.8 ft0.26 mSat, Sep 26H 3:04AM 4.1 ft1.24 mL 9:28AM 0.6 ft0.18 mH 3:26PM 4.3 ft1.32 mL 10:01PM 0.7 ft0.21 mSun, Sep 27H 3:44AM 4.1 ft1.24 mL 10:05AM 0.5 ft0.14 mH 4:05PM 4.5 ft1.38 mL 10:44PM 0.6 ft0.19 mMon, Sep 28H 4:24AM 4.0 ft1.23 mL 10:43AM 0.4 ft0.11 mH 4:46PM 4.6 ft1.42 mL 11:27PM 0.6 ft0.19 mTue, Sep 29H 5:06AM 4.0 ft1.21 mL 11:22AM 0.4 ft0.12 mH 5:29PM 4.7 ft1.43 m