tidealmanac
Tue, Dec 29

Wednesday, December 30, 2026

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

Thu, Dec 31

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. Low12:54 AM0.3 ft0.08 m
  2. High11:49 AM0.6 ft0.18 m
  3. Low9:46 PM0.2 ft0.06 m

Range 0.4 ft0.12 m · 3 predicted tides · MLLW

Sun

Civil dawn
6:31 AM
Sunrise
6:55 AM
Solar noon
12:27 PM
Sunset
5:58 PM
Civil dusk
6:22 PM
Daylight
11h 4m

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

Moon

Last quarter60% illuminated · day 21 of the cycle

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

This week

Sun, 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 mFri, Jan 1H 9:00AM 0.7 ft0.22 mL 9:39PM 0.0 ft-0.01 mSat, Jan 2H 9:17AM 0.8 ft0.23 mL 9:56PM -0.1 ft-0.04 m