tidealmanac
Thu, Oct 29

Friday, October 30, 2026

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

Sat, Oct 31

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 AM11.5 ft3.52 m
  2. Low9:49 AM4.3 ft1.32 m
  3. High3:46 PM13.7 ft4.18 m
  4. Low10:55 PM-0.6 ft-0.17 m

Range 14.3 ft4.36 m · 4 predicted tides · MLLW

Sun

Civil dawn
7:12 AM
Sunrise
7:50 AM
Solar noon
12:34 PM
Sunset
5:18 PM
Civil dusk
5:57 PM
Daylight
9h 28m

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

Moon

Waning gibbous79% illuminated · day 19 of the cycle

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

This week

Tue, Oct 27H 2:04AM 12.6 ft3.83 mL 7:35AM 2.8 ft0.84 mH 1:34PM 14.9 ft4.53 mL 8:24PM -1.8 ft-0.56 mWed, Oct 28H 2:51AM 12.4 ft3.78 mL 8:15AM 3.3 ft0.99 mH 2:13PM 14.8 ft4.52 mL 9:10PM -1.7 ft-0.52 mThu, Oct 29H 3:41AM 12.0 ft3.66 mL 8:59AM 3.8 ft1.16 mH 2:57PM 14.4 ft4.40 mL 9:59PM -1.3 ft-0.38 mFri, Oct 30H 4:37AM 11.5 ft3.52 mL 9:49AM 4.3 ft1.32 mH 3:46PM 13.7 ft4.18 mL 10:55PM -0.6 ft-0.17 mSat, Oct 31H 5:42AM 11.1 ft3.40 mL 10:51AM 4.8 ft1.46 mH 4:46PM 12.8 ft3.90 mL 11:59PM 0.2 ft0.06 mSun, Nov 1H 5:56AM 11.0 ft3.35 mL 11:14AM 5.0 ft1.51 mH 5:02PM 11.9 ft3.61 mMon, Nov 2L 12:11AM 0.8 ft0.25 mH 7:09AM 11.2 ft3.42 mL 12:54PM 4.6 ft1.39 mH 6:33PM 11.2 ft3.41 m