tidealmanac
Sat, Sep 18

Sunday, September 19, 2027

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

Mon, Sep 20

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. Low2:36 AM0.2 ft0.07 m
  2. High4:02 PM0.9 ft0.26 m

Range 0.6 ft0.19 m · 2 predicted tides · MLLW

Sun

Civil dawn
5:51 AM
Sunrise
6:13 AM
Solar noon
12:18 PM
Sunset
6:24 PM
Civil dusk
6:46 PM
Daylight
12h 11m

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

Moon

Waning gibbous85% illuminated · day 18 of the cycle

Between spring and neap: an average tidal range. Approximate phase, computed here.

This week

Thu, 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 mTue, Sep 21L 3:28AM 0.1 ft0.02 mH 5:25PM 1.0 ft0.29 mWed, Sep 22L 4:07AM 0.0 ft0.01 mH 6:14PM 1.0 ft0.31 m