tidealmanac
Sat, Oct 10

Sunday, October 11, 2026

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

Mon, Oct 12

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. High1:41 AM12.5 ft3.82 m
  2. Low7:27 AM1.7 ft0.53 m
  3. High1:29 PM13.8 ft4.22 m
  4. Low8:03 PM-0.8 ft-0.23 m

Range 14.6 ft4.45 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:35 AM
Sunrise
7:12 AM
Solar noon
12:37 PM
Sunset
6:03 PM
Civil dusk
6:39 PM
Daylight
10h 51m

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

Moon

New moon0% illuminated · day 0 of the cycle

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

This week

Thu, Oct 8L 5:39AM 0.5 ft0.14 mH 11:57AM 13.0 ft3.95 mL 6:10PM 0.8 ft0.25 mFri, Oct 9H 12:14AM 12.5 ft3.82 mL 6:18AM 0.7 ft0.21 mH 12:30PM 13.5 ft4.10 mL 6:50PM 0.0 ft-0.01 mSat, Oct 10H 12:59AM 12.6 ft3.84 mL 6:53AM 1.1 ft0.35 mH 1:00PM 13.7 ft4.19 mL 7:28PM -0.6 ft-0.17 mSun, Oct 11H 1:41AM 12.5 ft3.82 mL 7:27AM 1.7 ft0.53 mH 1:29PM 13.8 ft4.22 mL 8:03PM -0.8 ft-0.23 mMon, Oct 12H 2:21AM 12.3 ft3.75 mL 7:59AM 2.4 ft0.74 mH 1:58PM 13.7 ft4.18 mL 8:39PM -0.7 ft-0.20 mTue, Oct 13H 3:01AM 11.9 ft3.64 mL 8:31AM 3.1 ft0.95 mH 2:27PM 13.4 ft4.09 mL 9:14PM -0.3 ft-0.09 mWed, Oct 14H 3:41AM 11.5 ft3.49 mL 9:03AM 3.8 ft1.17 mH 2:56PM 13.0 ft3.96 mL 9:52PM 0.3 ft0.08 m