tidealmanac
Fri, Oct 30

Saturday, October 31, 2026

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

Sun, Nov 1

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. Low2:56 AM-0.1 ft-0.02 m
  2. High5:03 PM1.0 ft0.32 m

Range 1.1 ft0.34 m · 2 predicted tides · MLLW

Sun

Civil dawn
6:00 AM
Sunrise
6:23 AM
Solar noon
12:08 PM
Sunset
5:53 PM
Civil dusk
6:15 PM
Daylight
11h 30m

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

Moon

Waning gibbous69% illuminated · day 20 of the cycle

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

This week

Wed, Oct 28L 1:13AM -0.1 ft-0.03 mH 1:43PM 1.0 ft0.32 mThu, Oct 29L 1:43AM -0.1 ft-0.04 mH 2:59PM 1.1 ft0.32 mFri, Oct 30L 2:18AM -0.1 ft-0.04 mH 4:06PM 1.1 ft0.32 mSat, Oct 31L 2:56AM -0.1 ft-0.02 mH 5:03PM 1.0 ft0.32 mSun, Nov 1L 3:31AM 0.0 ft0.01 mH 5:52PM 1.0 ft0.30 mMon, Nov 2L 3:56AM 0.2 ft0.05 mH 6:29PM 0.9 ft0.28 mTue, Nov 3L 4:02AM 0.3 ft0.09 mH 6:47PM 0.8 ft0.25 m