tidealmanac
Wed, Oct 20

Thursday, October 21, 2027

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

Fri, Oct 22

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. Low3:16 AM0.0 ft-0.01 m
  2. High5:22 PM1.0 ft0.32 m

Range 1.1 ft0.32 m · 2 predicted tides · MLLW

Sun

Civil dawn
5:57 AM
Sunrise
6:19 AM
Solar noon
12:09 PM
Sunset
5:59 PM
Civil dusk
6:21 PM
Daylight
11h 39m

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

Moon

Last quarter63% illuminated · day 20 of the cycle

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

This week

Mon, Oct 18L 1:37AM 0.0 ft0.00 mH 2:04PM 1.0 ft0.29 mTue, Oct 19L 2:05AM 0.0 ft-0.01 mH 3:24PM 1.0 ft0.30 mWed, Oct 20L 2:39AM -0.1 ft-0.02 mH 4:28PM 1.0 ft0.31 mThu, Oct 21L 3:16AM 0.0 ft-0.01 mH 5:22PM 1.0 ft0.32 mFri, Oct 22L 3:53AM 0.1 ft0.02 mH 6:08PM 1.0 ft0.32 mSat, Oct 23L 4:22AM 0.2 ft0.05 mH 6:47PM 1.0 ft0.30 mSun, Oct 24L 4:34AM 0.3 ft0.09 mH 7:10PM 0.9 ft0.28 m