tidealmanac
Mon, Jul 19

Tuesday, July 20, 2027

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

Wed, Jul 21

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. High2:58 AM16.7 ft5.10 m
  2. Low9:45 AM-1.3 ft-0.41 m
  3. High4:04 PM14.4 ft4.38 m
  4. Low9:46 PM3.2 ft0.98 m

Range 18.1 ft5.51 m · 4 predicted tides · MLLW

Sun

Civil dawn
3:23 AM
Sunrise
4:28 AM
Solar noon
1:13 PM
Sunset
9:57 PM
Civil dusk
11:03 PM
Daylight
17h 29m

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

Moon

Full moon97% illuminated · day 16 of the cycle

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

This week

Sat, Jul 17H 1:05AM 16.6 ft5.07 mL 8:08AM -1.0 ft-0.31 mH 2:35PM 13.4 ft4.09 mL 7:56PM 4.5 ft1.36 mSun, Jul 18H 1:45AM 16.9 ft5.15 mL 8:43AM -1.3 ft-0.39 mH 3:06PM 13.8 ft4.21 mL 8:34PM 4.0 ft1.22 mMon, Jul 19H 2:22AM 16.9 ft5.16 mL 9:15AM -1.4 ft-0.42 mH 3:35PM 14.1 ft4.31 mL 9:10PM 3.6 ft1.09 mTue, Jul 20H 2:58AM 16.7 ft5.10 mL 9:45AM -1.3 ft-0.41 mH 4:04PM 14.4 ft4.38 mL 9:46PM 3.2 ft0.98 mWed, Jul 21H 3:32AM 16.2 ft4.95 mL 10:14AM -1.1 ft-0.33 mH 4:33PM 14.6 ft4.45 mL 10:23PM 2.9 ft0.89 mThu, Jul 22H 4:07AM 15.5 ft4.72 mL 10:43AM -0.6 ft-0.17 mH 5:02PM 14.8 ft4.50 mL 11:00PM 2.7 ft0.83 mFri, Jul 23H 4:43AM 14.5 ft4.41 mL 11:11AM 0.2 ft0.06 mH 5:31PM 14.9 ft4.55 mL 11:41PM 2.6 ft0.78 m