tidealmanac
Sat, Oct 31

Sunday, November 1, 2026

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

Mon, Nov 2

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. Low3:31 AM0.0 ft0.01 m
  2. High5:52 PM1.0 ft0.30 m

Range 1.0 ft0.30 m · 2 predicted tides · MLLW

Sun

Civil dawn
6:01 AM
Sunrise
6:23 AM
Solar noon
12:08 PM
Sunset
5:52 PM
Civil dusk
6:15 PM
Daylight
11h 29m

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

Moon

Last quarter59% illuminated · day 21 of the cycle

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

This week

Thu, 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 mWed, Nov 4L 3:14AM 0.4 ft0.13 mH 5:24PM 0.7 ft0.22 m