tidealmanac
Thu, Dec 17

Friday, December 18, 2026

Oak Bluffs, MA · NOAA 8448208 · MLLW · Local time (America/New_York)

Sat, Dec 19

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. High5:45 AM1.6 ft0.48 m
  2. Low11:46 AM0.4 ft0.13 m
  3. High6:06 PM1.4 ft0.42 m
  4. Low11:36 PM0.1 ft0.04 m

Range 1.5 ft0.44 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:32 AM
Sunrise
7:03 AM
Solar noon
11:39 AM
Sunset
4:14 PM
Civil dusk
4:45 PM
Daylight
9h 11m

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

Moon

First quarter69% illuminated · day 9 of the cycle

Near quarter moon: neap tides, a smaller range than average. Approximate phase, computed here.

This week

Tue, Dec 15H 3:24AM 1.4 ft0.42 mL 8:25AM 0.4 ft0.11 mH 3:36PM 1.5 ft0.44 mL 9:00PM 0.3 ft0.08 mWed, Dec 16H 4:09AM 1.4 ft0.43 mL 9:18AM 0.4 ft0.14 mH 4:23PM 1.4 ft0.43 mL 9:46PM 0.2 ft0.08 mThu, Dec 17H 4:56AM 1.5 ft0.45 mL 10:26AM 0.5 ft0.14 mH 5:12PM 1.4 ft0.42 mL 10:39PM 0.2 ft0.06 mFri, Dec 18H 5:45AM 1.6 ft0.48 mL 11:46AM 0.4 ft0.13 mH 6:06PM 1.4 ft0.42 mL 11:36PM 0.1 ft0.04 mSat, Dec 19H 6:40AM 1.7 ft0.51 mL 12:58PM 0.3 ft0.08 mH 7:08PM 1.4 ft0.43 mSun, Dec 20L 12:33AM 0.0 ft0.00 mH 7:41AM 1.8 ft0.55 mL 1:58PM 0.1 ft0.03 mH 8:12PM 1.5 ft0.45 mMon, Dec 21L 1:29AM -0.2 ft-0.05 mH 8:43AM 2.0 ft0.60 mL 2:51PM -0.1 ft-0.02 mH 9:13PM 1.6 ft0.49 m