tidealmanac
Sat, Jul 17

Sunday, July 18, 2027

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

Mon, Jul 19

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. High1:45 AM16.9 ft5.15 m
  2. Low8:43 AM-1.3 ft-0.39 m
  3. High3:06 PM13.8 ft4.21 m
  4. Low8:34 PM4.0 ft1.22 m

Range 18.2 ft5.53 m · 4 predicted tides · MLLW

Sun

Civil dawn
3:17 AM
Sunrise
4:24 AM
Solar noon
1:13 PM
Sunset
10:01 PM
Civil dusk
11:08 PM
Daylight
17h 36m

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

Thu, Jul 15L 6:47AM -0.3 ft-0.08 mH 1:20PM 12.2 ft3.73 mL 6:26PM 5.2 ft1.60 mFri, Jul 16H 12:20AM 16.3 ft4.96 mL 7:30AM -0.7 ft-0.21 mH 2:00PM 12.9 ft3.93 mL 7:14PM 4.9 ft1.50 mSat, 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 m