tidealmanac
Mon, Oct 12

Tuesday, October 13, 2026

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

Wed, Oct 14

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. Low1:20 AM0.1 ft0.02 m
  2. High12:14 PM0.9 ft0.27 m

Range 0.8 ft0.25 m · 2 predicted tides · MLLW

Sun

Civil dawn
5:55 AM
Sunrise
6:17 AM
Solar noon
12:11 PM
Sunset
6:04 PM
Civil dusk
6:26 PM
Daylight
11h 47m

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

Moon

Waxing crescent6% illuminated · day 2 of the cycle

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

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