tidealmanac
Wed, Sep 30

Thursday, October 1, 2026

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

Fri, Oct 2

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. High4:37 AM11.1 ft3.39 m
  2. Low9:55 AM3.7 ft1.12 m
  3. High4:01 PM13.5 ft4.12 m
  4. Low11:06 PM-0.1 ft-0.03 m

Range 13.6 ft4.14 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:16 AM
Sunrise
6:52 AM
Solar noon
12:40 PM
Sunset
6:28 PM
Civil dusk
7:05 PM
Daylight
11h 36m

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

Moon

Waning gibbous74% illuminated · day 19 of the cycle

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

This week

Mon, 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 mSun, Oct 4L 1:37AM 0.9 ft0.27 mH 8:39AM 10.2 ft3.12 mL 1:48PM 5.1 ft1.57 mH 7:40PM 11.6 ft3.54 m