tidealmanac
Wed, Sep 22

Thursday, September 23, 2027

Copper Harbor, AK · NOAA 9450369 · MLLW · Local time (America/Sitka)

Fri, Sep 24

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. Low12:26 AM1.1 ft0.32 m
  2. High7:15 AM9.6 ft2.92 m
  3. Low11:56 AM5.0 ft1.54 m
  4. High6:15 PM11.9 ft3.62 m

Range 10.8 ft3.30 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:00 AM
Sunrise
6:37 AM
Solar noon
12:43 PM
Sunset
6:50 PM
Civil dusk
7:26 PM
Daylight
12h 13m

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

Moon

Last quarter47% illuminated · day 22 of the cycle

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

This week

Mon, Sep 20H 3:55AM 11.2 ft3.40 mL 9:27AM 3.0 ft0.92 mH 3:33PM 13.1 ft3.98 mL 10:24PM 0.3 ft0.10 mTue, Sep 21H 4:45AM 10.5 ft3.21 mL 10:02AM 3.8 ft1.14 mH 4:12PM 12.8 ft3.90 mL 11:17PM 0.7 ft0.22 mWed, Sep 22H 5:49AM 9.9 ft3.02 mL 10:47AM 4.5 ft1.36 mH 5:03PM 12.4 ft3.77 mThu, Sep 23L 12:26AM 1.1 ft0.32 mH 7:15AM 9.6 ft2.92 mL 11:56AM 5.0 ft1.54 mH 6:15PM 11.9 ft3.62 mFri, Sep 24L 1:50AM 1.1 ft0.34 mH 8:50AM 9.8 ft2.98 mL 1:45PM 5.1 ft1.56 mH 7:47PM 11.7 ft3.56 mSat, Sep 25L 3:10AM 0.8 ft0.24 mH 10:00AM 10.5 ft3.19 mL 3:25PM 4.4 ft1.33 mH 9:16PM 11.9 ft3.63 mSun, Sep 26L 4:14AM 0.3 ft0.09 mH 10:50AM 11.4 ft3.46 mL 4:34PM 3.1 ft0.96 mH 10:28PM 12.4 ft3.79 m