tidealmanac
Mon, Sep 27

Tuesday, September 28, 2027

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

Wed, Sep 29

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. Low4:42 AM0.6 ft0.18 m
  2. High7:12 AM0.6 ft0.18 m
  3. Low12:37 PM0.5 ft0.17 m
  4. High8:25 PM0.8 ft0.24 m

Range 0.3 ft0.08 m · 4 predicted tides · MLLW

Sun

Civil dawn
5:52 AM
Sunrise
6:14 AM
Solar noon
12:15 PM
Sunset
6:16 PM
Civil dusk
6:38 PM
Daylight
12h 2m

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

Moon

Waning crescent5% illuminated · day 27 of the cycle

Near new or full moon: spring tides, a larger range than average. Approximate phase, computed here.

This week

Sat, Sep 25L 6:49AM 0.2 ft0.05 mH 8:24PM 1.1 ft0.33 mSun, Sep 26L 8:19AM 0.3 ft0.09 mH 8:53PM 1.0 ft0.31 mMon, Sep 27L 10:40AM 0.4 ft0.13 mH 9:02PM 0.9 ft0.28 mTue, Sep 28L 4:42AM 0.6 ft0.18 mH 7:12AM 0.6 ft0.18 mL 12:37PM 0.5 ft0.17 mH 8:25PM 0.8 ft0.24 mWed, Sep 29L 2:57AM 0.6 ft0.17 mH 9:20AM 0.7 ft0.22 mL 2:36PM 0.6 ft0.20 mH 7:21PM 0.7 ft0.22 mThu, Sep 30L 2:26AM 0.5 ft0.14 mH 10:27AM 0.8 ft0.25 mFri, Oct 1L 1:55AM 0.3 ft0.10 mH 11:30AM 0.9 ft0.27 m