tidealmanac
Thu, Oct 8

Friday, October 9, 2026

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

Sat, Oct 10

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. Low2:20 AM0.5 ft0.16 m
  2. High9:56 AM0.7 ft0.23 m
  3. Low3:00 PM0.7 ft0.20 m
  4. High6:29 PM0.7 ft0.21 m

Range 0.2 ft0.07 m · 4 predicted tides · MLLW

Sun

Civil dawn
5:54 AM
Sunrise
6:16 AM
Solar noon
12:12 PM
Sunset
6:07 PM
Civil dusk
6:29 PM
Daylight
11h 51m

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

Moon

New moon3% illuminated · day 27 of the cycle

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

This week

Tue, Oct 6L 6:34AM 0.3 ft0.10 mH 8:36PM 0.9 ft0.29 mWed, Oct 7L 6:39AM 0.5 ft0.14 mH 8:36PM 0.8 ft0.26 mThu, Oct 8L 3:13AM 0.6 ft0.17 mH 9:32AM 0.6 ft0.19 mL 12:58PM 0.6 ft0.18 mH 7:29PM 0.7 ft0.23 mFri, Oct 9L 2:20AM 0.5 ft0.16 mH 9:56AM 0.7 ft0.23 mL 3:00PM 0.7 ft0.20 mH 6:29PM 0.7 ft0.21 mSat, Oct 10L 1:57AM 0.4 ft0.13 mH 10:25AM 0.8 ft0.26 mSun, Oct 11L 1:27AM 0.3 ft0.09 mH 10:55AM 0.9 ft0.27 mMon, Oct 12L 1:09AM 0.2 ft0.06 mH 11:31AM 0.9 ft0.28 m