tidealmanac
Thu, Oct 29

Friday, October 30, 2026

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

Sat, Oct 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. Low2:18 AM-0.1 ft-0.04 m
  2. High4:06 PM1.1 ft0.32 m

Range 1.2 ft0.36 m · 2 predicted tides · MLLW

Sun

Civil dawn
6:00 AM
Sunrise
6:22 AM
Solar noon
12:08 PM
Sunset
5:53 PM
Civil dusk
6:16 PM
Daylight
11h 31m

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

Tue, Oct 27L 12:52AM 0.0 ft0.00 mH 12:30PM 1.0 ft0.31 mWed, 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 m