tidealmanac
Sat, Jul 31

Sunday, August 1, 2027

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

Mon, Aug 2

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. High12:42 AM18.9 ft5.77 m
  2. Low7:43 AM-2.8 ft-0.87 m
  3. High2:06 PM14.8 ft4.52 m
  4. Low7:38 PM3.0 ft0.91 m

Range 21.8 ft6.64 m · 4 predicted tides · MLLW

Sun

Civil dawn
3:57 AM
Sunrise
4:53 AM
Solar noon
1:13 PM
Sunset
9:32 PM
Civil dusk
10:29 PM
Daylight
16h 39m

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

Moon

New moon1% illuminated · day 28 of the cycle

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

This week

Thu, Jul 29L 4:59AM 0.5 ft0.16 mH 11:32AM 10.9 ft3.31 mL 4:23PM 5.6 ft1.69 mH 10:38PM 16.8 ft5.11 mFri, Jul 30L 6:01AM -0.7 ft-0.21 mH 12:34PM 12.1 ft3.70 mL 5:39PM 5.1 ft1.54 mH 11:43PM 17.9 ft5.44 mSat, Jul 31L 6:55AM -1.9 ft-0.57 mH 1:23PM 13.5 ft4.12 mL 6:42PM 4.1 ft1.26 mSun, Aug 1H 12:42AM 18.9 ft5.77 mL 7:43AM -2.8 ft-0.87 mH 2:06PM 14.8 ft4.52 mL 7:38PM 3.0 ft0.91 mMon, Aug 2H 1:36AM 19.7 ft6.00 mL 8:28AM -3.4 ft-1.04 mH 2:46PM 16.0 ft4.88 mL 8:29PM 1.9 ft0.56 mTue, Aug 3H 2:26AM 19.9 ft6.05 mL 9:10AM -3.5 ft-1.07 mH 3:25PM 17.0 ft5.17 mL 9:19PM 0.9 ft0.28 mWed, Aug 4H 3:15AM 19.4 ft5.90 mL 9:51AM -3.1 ft-0.93 mH 4:04PM 17.6 ft5.37 mL 10:09PM 0.3 ft0.08 m