tidealmanac
Wed, Mar 17

Thursday, March 18, 2027

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

Fri, Mar 19

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. High8:55 AM0.7 ft0.20 m
  2. Low10:06 PM-0.1 ft-0.03 m

Range 0.8 ft0.23 m · 2 predicted tides · MLLW

Sun

Civil dawn
6:09 AM
Sunrise
6:30 AM
Solar noon
12:33 PM
Sunset
6:35 PM
Civil dusk
6:56 PM
Daylight
12h 4m

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

Moon

Waxing gibbous82% illuminated · day 10 of the cycle

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

This week

Mon, Mar 15H 6:44AM 0.6 ft0.19 mL 5:02PM -0.4 ft-0.11 mTue, Mar 16H 7:33AM 0.7 ft0.20 mL 5:56PM -0.3 ft-0.09 mWed, Mar 17H 8:18AM 0.7 ft0.20 mL 7:08PM -0.2 ft-0.07 mThu, Mar 18H 8:55AM 0.7 ft0.20 mL 10:06PM -0.1 ft-0.03 mFri, Mar 19H 9:23AM 0.6 ft0.18 mL 11:58PM 0.0 ft0.00 mSat, Mar 20H 9:32AM 0.5 ft0.15 mL 4:19PM 0.2 ft0.06 mH 7:24PM 0.2 ft0.06 mSun, Mar 21L 1:25AM 0.1 ft0.03 mH 8:53AM 0.4 ft0.12 mL 3:12PM 0.2 ft0.05 mH 9:04PM 0.3 ft0.10 m