tidealmanac
Sun, Dec 20

Monday, December 21, 2026

Shell Island, LA · NOAA 8764165 · MLLW · Local time (America/Chicago)

Tue, Dec 22

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. Low6:44 AM-0.8 ft-0.23 m
  2. High5:02 PM1.5 ft0.45 m

Range 2.2 ft0.68 m · 2 predicted tides · MLLW

Sun

Civil dawn
6:29 AM
Sunrise
6:55 AM
Solar noon
12:03 PM
Sunset
5:11 PM
Civil dusk
5:37 PM
Daylight
10h 15m

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

Moon

Waxing gibbous93% illuminated · day 12 of the cycle

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

This week

Fri, Dec 18L 5:13AM 0.2 ft0.05 mH 10:55PM 1.0 ft0.31 mSat, Dec 19L 5:34AM -0.2 ft-0.05 mH 3:22PM 1.1 ft0.33 mL 6:24PM 1.0 ft0.31 mH 10:38PM 1.1 ft0.32 mSun, Dec 20L 6:05AM -0.5 ft-0.14 mH 4:16PM 1.3 ft0.40 mMon, Dec 21L 6:44AM -0.8 ft-0.23 mH 5:02PM 1.5 ft0.45 mTue, Dec 22L 7:27AM -1.0 ft-0.30 mH 5:46PM 1.5 ft0.47 mWed, Dec 23L 8:15AM -1.1 ft-0.35 mH 6:31PM 1.5 ft0.46 mL 8:49PM 1.4 ft0.42 mThu, Dec 24H 1:01AM 1.4 ft0.43 mL 9:05AM -1.2 ft-0.36 mH 7:16PM 1.4 ft0.44 mL 8:46PM 1.3 ft0.40 m