tidealmanac
Tue, Dec 22

Wednesday, December 23, 2026

Composite Island, AK · NOAA 9452682 · MLLW · Local time (America/Juneau)

Thu, Dec 24

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. High1:00 AM15.2 ft4.63 m
  2. Low6:15 AM4.9 ft1.50 m
  3. High12:15 PM21.1 ft6.44 m
  4. Low7:20 PM-3.0 ft-0.92 m

Range 24.2 ft7.36 m · 4 predicted tides · MLLW

Sun

Civil dawn
8:04 AM
Sunrise
8:59 AM
Solar noon
12:05 PM
Sunset
3:11 PM
Civil dusk
4:06 PM
Daylight
6h 13m

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

Moon

Full moon100% illuminated · day 14 of the cycle

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

This week

Sun, Dec 20L 3:22AM 5.0 ft1.51 mH 9:42AM 17.9 ft5.45 mL 4:53PM 0.3 ft0.10 mH 11:13PM 13.0 ft3.96 mMon, Dec 21L 4:23AM 5.2 ft1.59 mH 10:33AM 19.1 ft5.82 mL 5:43PM -1.1 ft-0.33 mTue, Dec 22H 12:10AM 14.2 ft4.32 mL 5:21AM 5.2 ft1.58 mH 11:24AM 20.2 ft6.17 mL 6:32PM -2.2 ft-0.68 mWed, Dec 23H 1:00AM 15.2 ft4.63 mL 6:15AM 4.9 ft1.50 mH 12:15PM 21.1 ft6.44 mL 7:20PM -3.0 ft-0.92 mThu, Dec 24H 1:46AM 16.0 ft4.87 mL 7:08AM 4.5 ft1.38 mH 1:05PM 21.6 ft6.57 mL 8:07PM -3.4 ft-1.03 mFri, Dec 25H 2:32AM 16.5 ft5.04 mL 8:00AM 4.1 ft1.25 mH 1:55PM 21.4 ft6.52 mL 8:53PM -3.3 ft-1.00 mSat, Dec 26H 3:17AM 16.8 ft5.13 mL 8:53AM 3.8 ft1.15 mH 2:45PM 20.6 ft6.26 mL 9:38PM -2.7 ft-0.83 m