tidealmanac
Sat, Dec 5

Sunday, December 6, 2026

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

Mon, Dec 7

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. High10:19 AM0.9 ft0.28 m
  2. Low11:22 PM-0.1 ft-0.04 m

Range 1.0 ft0.31 m · 2 predicted tides · MLLW

Sun

Civil dawn
6:19 AM
Sunrise
6:42 AM
Solar noon
12:15 PM
Sunset
5:48 PM
Civil dusk
6:12 PM
Daylight
11h 6m

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

Moon

Waning crescent9% illuminated · day 26 of the cycle

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

This week

Thu, Dec 3H 9:58AM 0.7 ft0.22 mL 11:18PM 0.2 ft0.06 mFri, Dec 4H 9:50AM 0.8 ft0.25 mL 11:16PM 0.1 ft0.03 mSat, Dec 5H 10:03AM 0.9 ft0.27 mL 11:16PM 0.0 ft-0.01 mSun, Dec 6H 10:19AM 0.9 ft0.28 mL 11:22PM -0.1 ft-0.04 mMon, Dec 7H 10:36AM 0.9 ft0.27 mL 11:38PM -0.2 ft-0.06 mTue, Dec 8H 10:54AM 0.9 ft0.26 mWed, Dec 9L 12:04AM -0.2 ft-0.07 mH 11:17AM 0.8 ft0.26 m