tidealmanac
Tue, Sep 29

Wednesday, September 30, 2026

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

Thu, Oct 1

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. High3:43 AM11.8 ft3.59 m
  2. Low9:14 AM2.9 ft0.87 m
  3. High3:18 PM13.9 ft4.25 m
  4. Low10:11 PM-0.6 ft-0.20 m

Range 14.6 ft4.45 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:14 AM
Sunrise
6:51 AM
Solar noon
12:41 PM
Sunset
6:31 PM
Civil dusk
7:07 PM
Daylight
11h 40m

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

Moon

Waning gibbous83% illuminated · day 18 of the cycle

Between spring and neap: an average tidal range. Approximate phase, computed here.

This week

Sun, 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 mTue, Sep 29H 2:56AM 12.3 ft3.75 mL 8:37AM 2.1 ft0.63 mH 2:41PM 14.1 ft4.30 mL 9:23PM -0.9 ft-0.29 mWed, Sep 30H 3:43AM 11.8 ft3.59 mL 9:14AM 2.9 ft0.87 mH 3:18PM 13.9 ft4.25 mL 10:11PM -0.6 ft-0.20 mThu, Oct 1H 4:37AM 11.1 ft3.39 mL 9:55AM 3.7 ft1.12 mH 4:01PM 13.5 ft4.12 mL 11:06PM -0.1 ft-0.03 mFri, Oct 2H 5:43AM 10.5 ft3.19 mL 10:45AM 4.5 ft1.36 mH 4:55PM 12.8 ft3.91 mSat, Oct 3L 12:14AM 0.5 ft0.15 mH 7:07AM 10.1 ft3.07 mL 11:59AM 5.1 ft1.55 mH 6:08PM 12.1 ft3.69 m