tidealmanac
Thu, Oct 22

Friday, October 23, 2026

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

Sat, Oct 24

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. Low5:09 AM1.7 ft0.51 m
  2. High11:24 AM12.6 ft3.85 m
  3. Low5:45 PM1.1 ft0.34 m
  4. High11:51 PM11.8 ft3.60 m

Range 11.5 ft3.52 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:58 AM
Sunrise
7:36 AM
Solar noon
12:35 PM
Sunset
5:34 PM
Civil dusk
6:12 PM
Daylight
9h 58m

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

Moon

Waxing gibbous93% illuminated · day 12 of the cycle

Near new or full moon: spring tides, a larger range than average. Approximate phase, computed here.

This week

Tue, Oct 20L 2:56AM 2.2 ft0.68 mH 9:50AM 10.5 ft3.20 mL 3:37PM 4.6 ft1.41 mH 9:07PM 10.4 ft3.16 mWed, Oct 21L 3:49AM 2.0 ft0.60 mH 10:26AM 11.1 ft3.39 mL 4:27PM 3.5 ft1.08 mH 10:12PM 10.8 ft3.29 mThu, Oct 22L 4:31AM 1.8 ft0.54 mH 10:56AM 11.9 ft3.62 mL 5:08PM 2.3 ft0.71 mH 11:04PM 11.3 ft3.45 mFri, Oct 23L 5:09AM 1.7 ft0.51 mH 11:24AM 12.6 ft3.85 mL 5:45PM 1.1 ft0.34 mH 11:51PM 11.8 ft3.60 mSat, Oct 24L 5:45AM 1.8 ft0.53 mH 11:54AM 13.4 ft4.09 mL 6:23PM 0.0 ft-0.01 mSun, Oct 25H 12:35AM 12.2 ft3.73 mL 6:20AM 2.0 ft0.60 mH 12:25PM 14.1 ft4.29 mL 7:01PM -1.0 ft-0.29 mMon, 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 m