tidealmanac
Wed, Oct 28

Thursday, October 29, 2026

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

Fri, Oct 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. High3:41 AM12.0 ft3.66 m
  2. Low8:59 AM3.8 ft1.16 m
  3. High2:57 PM14.4 ft4.40 m
  4. Low9:59 PM-1.3 ft-0.38 m

Range 15.7 ft4.78 m · 4 predicted tides · MLLW

Sun

Civil dawn
7:10 AM
Sunrise
7:48 AM
Solar noon
12:34 PM
Sunset
5:20 PM
Civil dusk
5:59 PM
Daylight
9h 33m

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

Moon

Waning gibbous87% illuminated · day 18 of the cycle

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

This week

Mon, Oct 26H 1:19AM 12.5 ft3.81 mL 6:57AM 2.3 ft0.70 mH 12:58PM 14.6 ft4.45 mL 7:41PM -1.6 ft-0.48 mTue, 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 m