tidealmanac
Sun, Dec 20

Monday, December 21, 2026

Gloucester Harbor, MA · NOAA 8441841 · MLLW · Local time (America/New_York)

Tue, Dec 22

No NOAA sampled curve is loaded for this day; the predicted highs and lows are listed below. Nothing is interpolated.

Tides

  1. Low1:48 AM0.8 ft0.25 m
  2. High8:06 AM9.7 ft2.96 m
  3. Low2:35 PM-0.3 ft-0.10 m
  4. High8:47 PM8.2 ft2.51 m

Range 10.0 ft3.06 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:37 AM
Sunrise
7:09 AM
Solar noon
11:40 AM
Sunset
4:12 PM
Civil dusk
4:44 PM
Daylight
9h 3m

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

Moon

Waxing gibbous93% illuminated · day 12 of the cycle

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

This week

Fri, Dec 18H 5:30AM 8.4 ft2.56 mL 11:46AM 1.1 ft0.34 mH 5:54PM 7.9 ft2.40 mSat, Dec 19L 12:02AM 1.0 ft0.31 mH 6:21AM 8.8 ft2.67 mL 12:43PM 0.7 ft0.22 mH 6:53PM 7.9 ft2.40 mSun, Dec 20L 12:55AM 1.0 ft0.30 mH 7:13AM 9.2 ft2.81 mL 1:40PM 0.2 ft0.06 mH 7:50PM 8.0 ft2.44 mMon, Dec 21L 1:48AM 0.8 ft0.25 mH 8:06AM 9.7 ft2.96 mL 2:35PM -0.3 ft-0.10 mH 8:47PM 8.2 ft2.51 mTue, Dec 22L 2:40AM 0.6 ft0.18 mH 8:59AM 10.2 ft3.11 mL 3:28PM -0.8 ft-0.25 mH 9:41PM 8.5 ft2.59 mWed, Dec 23L 3:33AM 0.3 ft0.09 mH 9:52AM 10.7 ft3.25 mL 4:21PM -1.2 ft-0.38 mH 10:34PM 8.8 ft2.68 mThu, Dec 24L 4:26AM 0.0 ft0.00 mH 10:45AM 11.0 ft3.35 mL 5:14PM -1.5 ft-0.47 mH 11:27PM 9.0 ft2.76 m