tidealmanac
Tue, Jan 12

Wednesday, January 13, 2027

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

Thu, Jan 14

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. Low1:39 AM0.2 ft0.05 m
  2. High11:30 AM0.6 ft0.18 m
  3. Low9:02 PM0.2 ft0.07 m

Range 0.4 ft0.13 m · 3 predicted tides · MLLW

Sun

Civil dawn
6:35 AM
Sunrise
6:58 AM
Solar noon
12:33 PM
Sunset
6:07 PM
Civil dusk
6:30 PM
Daylight
11h 9m

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

Moon

First quarter32% illuminated · day 5 of the cycle

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

This week

Sun, Jan 10L 1:18AM -0.1 ft-0.04 mH 11:57AM 0.7 ft0.22 mMon, Jan 11L 1:36AM 0.0 ft-0.01 mH 12:04PM 0.7 ft0.21 mTue, Jan 12L 1:47AM 0.1 ft0.02 mH 11:59AM 0.6 ft0.20 mWed, Jan 13L 1:39AM 0.2 ft0.05 mH 11:30AM 0.6 ft0.18 mL 9:02PM 0.2 ft0.07 mThu, Jan 14H 10:18AM 0.6 ft0.17 mL 8:07PM 0.1 ft0.04 mFri, Jan 15H 9:08AM 0.6 ft0.18 mL 7:55PM 0.0 ft0.00 mSat, Jan 16H 8:47AM 0.7 ft0.21 mL 8:09PM -0.1 ft-0.04 m