tidealmanac
Sun, Dec 27

Monday, December 28, 2026

Arroyo, PR · NOAA TEC4737 · MLLW · Local time (America/Puerto_Rico)

Tue, Dec 29

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. Low2:03 AM0.0 ft0.00 m
  2. High1:54 PM0.7 ft0.22 m

Range 0.7 ft0.22 m · 2 predicted tides · MLLW

Sun

Civil dawn
6:30 AM
Sunrise
6:54 AM
Solar noon
12:26 PM
Sunset
5:57 PM
Civil dusk
6:21 PM
Daylight
11h 4m

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

Moon

Waning gibbous79% illuminated · day 19 of the cycle

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

This week

Fri, Dec 25L 12:54AM -0.4 ft-0.11 mH 1:04PM 1.0 ft0.30 mSat, Dec 26L 1:27AM -0.3 ft-0.08 mH 1:52PM 0.9 ft0.28 mSun, Dec 27L 1:51AM -0.1 ft-0.04 mH 2:25PM 0.8 ft0.26 mMon, Dec 28L 2:03AM 0.0 ft0.00 mH 1:54PM 0.7 ft0.22 mTue, Dec 29L 1:58AM 0.2 ft0.05 mH 12:40PM 0.6 ft0.19 mWed, Dec 30L 12:54AM 0.3 ft0.08 mH 11:49AM 0.6 ft0.18 mL 9:46PM 0.2 ft0.06 mThu, Dec 31H 9:15AM 0.6 ft0.19 mL 9:30PM 0.1 ft0.02 m