tidealmanac
Thu, Sep 24

Friday, September 25, 2026

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

Sat, Sep 26

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. High12:12 AM12.3 ft3.75 m
  2. Low6:30 AM0.4 ft0.12 m
  3. High12:43 PM12.6 ft3.83 m
  4. Low6:49 PM1.0 ft0.30 m

Range 12.2 ft3.71 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:05 AM
Sunrise
6:41 AM
Solar noon
12:42 PM
Sunset
6:44 PM
Civil dusk
7:20 PM
Daylight
12h 3m

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

Moon

Full moon99% illuminated · day 13 of the cycle

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

This week

Tue, Sep 22L 4:48AM 1.3 ft0.41 mH 11:26AM 10.6 ft3.23 mL 4:59PM 4.0 ft1.21 mH 10:45PM 11.4 ft3.47 mWed, Sep 23L 5:26AM 0.9 ft0.26 mH 11:53AM 11.2 ft3.42 mL 5:38PM 3.0 ft0.91 mH 11:31PM 11.9 ft3.62 mThu, Sep 24L 5:59AM 0.5 ft0.16 mH 12:18PM 11.9 ft3.63 mL 6:13PM 2.0 ft0.60 mFri, Sep 25H 12:12AM 12.3 ft3.75 mL 6:30AM 0.4 ft0.12 mH 12:43PM 12.6 ft3.83 mL 6:49PM 1.0 ft0.30 mSat, Sep 26H 12:52AM 12.6 ft3.84 mL 7:00AM 0.5 ft0.15 mH 1:10PM 13.2 ft4.01 mL 7:24PM 0.1 ft0.04 mSun, Sep 27H 1:31AM 12.7 ft3.87 mL 7:31AM 0.8 ft0.25 mH 1:38PM 13.7 ft4.17 mL 8:01PM -0.5 ft-0.16 mMon, Sep 28H 2:12AM 12.6 ft3.85 mL 8:03AM 1.4 ft0.42 mH 2:08PM 14.0 ft4.27 mL 8:41PM -0.9 ft-0.28 m