tidealmanac
Thu, Sep 16

Friday, September 17, 2027

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

Sat, Sep 18

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. Low2:34 AM0.5 ft0.14 m
  2. High10:44 AM0.7 ft0.23 m
  3. Low1:05 PM0.7 ft0.22 m
  4. High4:12 PM0.7 ft0.22 m

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

Sun

Civil dawn
5:51 AM
Sunrise
6:12 AM
Solar noon
12:19 PM
Sunset
6:26 PM
Civil dusk
6:47 PM
Daylight
12h 13m

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

Moon

Full moon97% illuminated · day 16 of the cycle

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

This week

Tue, Sep 14L 11:51AM 0.4 ft0.14 mH 8:57PM 0.8 ft0.26 mWed, Sep 15L 4:08AM 0.6 ft0.18 mH 7:59AM 0.6 ft0.19 mL 12:18PM 0.5 ft0.17 mH 8:47PM 0.8 ft0.24 mThu, Sep 16L 3:16AM 0.6 ft0.17 mH 9:24AM 0.7 ft0.21 mL 12:44PM 0.6 ft0.19 mH 8:18PM 0.7 ft0.22 mFri, Sep 17L 2:34AM 0.5 ft0.14 mH 10:44AM 0.7 ft0.23 mL 1:05PM 0.7 ft0.22 mH 4:12PM 0.7 ft0.22 mSat, Sep 18L 2:25AM 0.3 ft0.11 mH 3:44PM 0.8 ft0.24 mSun, Sep 19L 2:36AM 0.2 ft0.07 mH 4:02PM 0.9 ft0.26 mMon, Sep 20L 2:57AM 0.1 ft0.04 mH 4:40PM 0.9 ft0.28 m