tidealmanac
Sun, Sep 19

Monday, September 20, 2027

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

Tue, Sep 21

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. Low2:57 AM0.1 ft0.04 m
  2. High4:40 PM0.9 ft0.28 m

Range 0.8 ft0.24 m · 2 predicted tides · MLLW

Sun

Civil dawn
5:51 AM
Sunrise
6:13 AM
Solar noon
12:18 PM
Sunset
6:23 PM
Civil dusk
6:45 PM
Daylight
12h 10m

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

Moon

Waning gibbous77% illuminated · day 19 of the cycle

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

This week

Fri, 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 mThu, Sep 23L 4:54AM 0.0 ft0.01 mH 7:01PM 1.1 ft0.32 m