tidealmanac
Sat, Aug 21

Sunday, August 22, 2027

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

Mon, Aug 23

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. High5:03 AM13.7 ft4.18 m
  2. Low10:59 AM2.1 ft0.65 m
  3. High5:13 PM16.3 ft4.98 m
  4. Low11:51 PM1.3 ft0.38 m

Range 15.1 ft4.60 m · 4 predicted tides · MLLW

Sun

Civil dawn
4:54 AM
Sunrise
5:40 AM
Solar noon
1:09 PM
Sunset
8:38 PM
Civil dusk
9:25 PM
Daylight
14h 58m

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

Moon

Waning gibbous72% illuminated · day 20 of the cycle

Near quarter moon: neap tides, a smaller range than average. Approximate phase, computed here.

This week

Thu, Aug 19H 3:14AM 16.2 ft4.95 mL 9:40AM -0.4 ft-0.13 mH 3:50PM 15.9 ft4.85 mL 9:56PM 1.4 ft0.43 mFri, Aug 20H 3:48AM 15.6 ft4.76 mL 10:06AM 0.2 ft0.07 mH 4:16PM 16.2 ft4.93 mL 10:31PM 1.2 ft0.36 mSat, Aug 21H 4:24AM 14.8 ft4.50 mL 10:32AM 1.1 ft0.33 mH 4:43PM 16.3 ft4.98 mL 11:08PM 1.1 ft0.35 mSun, Aug 22H 5:03AM 13.7 ft4.18 mL 10:59AM 2.1 ft0.65 mH 5:13PM 16.3 ft4.98 mL 11:51PM 1.3 ft0.38 mMon, Aug 23H 5:48AM 12.5 ft3.81 mL 11:29AM 3.2 ft0.98 mH 5:49PM 16.2 ft4.93 mTue, Aug 24L 12:43AM 1.5 ft0.46 mH 6:47AM 11.3 ft3.44 mL 12:06PM 4.4 ft1.33 mH 6:36PM 15.9 ft4.84 mWed, Aug 25L 1:51AM 1.7 ft0.52 mH 8:09AM 10.4 ft3.16 mL 1:01PM 5.4 ft1.65 mH 7:39PM 15.6 ft4.74 m