tidealmanac
Wed, Dec 9

Thursday, December 10, 2026

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

Fri, Dec 11

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. High2:36 AM14.9 ft4.54 m
  2. Low7:56 AM5.5 ft1.67 m
  3. High1:42 PM18.3 ft5.57 m
  4. Low8:42 PM-0.7 ft-0.23 m

Range 19.0 ft5.79 m · 4 predicted tides · MLLW

Sun

Civil dawn
7:54 AM
Sunrise
8:47 AM
Solar noon
11:59 AM
Sunset
3:11 PM
Civil dusk
4:04 PM
Daylight
6h 24m

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

Moon

New moon2% illuminated · day 1 of the cycle

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

This week

Mon, Dec 7H 12:44AM 14.2 ft4.33 mL 6:01AM 5.1 ft1.56 mH 11:56AM 18.4 ft5.60 mL 6:58PM -0.8 ft-0.25 mTue, Dec 8H 1:24AM 14.6 ft4.46 mL 6:41AM 5.3 ft1.62 mH 12:32PM 18.5 ft5.64 mL 7:33PM -0.9 ft-0.28 mWed, Dec 9H 2:01AM 14.9 ft4.53 mL 7:19AM 5.4 ft1.65 mH 1:07PM 18.5 ft5.63 mL 8:08PM -0.9 ft-0.27 mThu, Dec 10H 2:36AM 14.9 ft4.54 mL 7:56AM 5.5 ft1.67 mH 1:42PM 18.3 ft5.57 mL 8:42PM -0.7 ft-0.23 mFri, Dec 11H 3:11AM 14.8 ft4.50 mL 8:32AM 5.5 ft1.69 mH 2:17PM 17.8 ft5.44 mL 9:17PM -0.5 ft-0.14 mSat, Dec 12H 3:47AM 14.6 ft4.44 mL 9:10AM 5.6 ft1.70 mH 2:53PM 17.2 ft5.23 mL 9:52PM -0.1 ft-0.03 mSun, Dec 13H 4:24AM 14.3 ft4.37 mL 9:51AM 5.6 ft1.72 mH 3:30PM 16.2 ft4.95 mL 10:28PM 0.4 ft0.12 m