tidealmanac
Mon, Sep 28

Tuesday, September 29, 2026

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

Wed, Sep 30

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. High2:56 AM12.3 ft3.75 m
  2. Low8:37 AM2.1 ft0.63 m
  3. High2:41 PM14.1 ft4.30 m
  4. Low9:23 PM-0.9 ft-0.29 m

Range 15.1 ft4.59 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:12 AM
Sunrise
6:49 AM
Solar noon
12:41 PM
Sunset
6:33 PM
Civil dusk
7:10 PM
Daylight
11h 45m

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

Moon

Waning gibbous90% illuminated · day 17 of the cycle

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

This week

Sat, 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 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 m