tidealmanac
Mon, Dec 7

Tuesday, December 8, 2026

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

Wed, Dec 9

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. High12:31 AM11.6 ft3.52 m
  2. Low5:37 AM4.6 ft1.40 m
  3. High11:28 AM13.6 ft4.16 m
  4. Low6:30 PM-0.6 ft-0.18 m

Range 14.2 ft4.33 m · 4 predicted tides · MLLW

Sun

Civil dawn
7:17 AM
Sunrise
8:02 AM
Solar noon
11:42 AM
Sunset
3:22 PM
Civil dusk
4:07 PM
Daylight
7h 20m

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

Moon

New moon1% illuminated · day 28 of the cycle

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

This week

Sat, Dec 5L 3:27AM 3.8 ft1.15 mH 9:38AM 13.3 ft4.05 mL 4:38PM 0.3 ft0.08 mH 11:05PM 11.0 ft3.34 mSun, Dec 6L 4:14AM 4.2 ft1.27 mH 10:16AM 13.5 ft4.11 mL 5:18PM -0.2 ft-0.06 mH 11:51PM 11.3 ft3.44 mMon, Dec 7L 4:57AM 4.4 ft1.35 mH 10:53AM 13.6 ft4.14 mL 5:54PM -0.5 ft-0.14 mTue, Dec 8H 12:31AM 11.6 ft3.52 mL 5:37AM 4.6 ft1.40 mH 11:28AM 13.6 ft4.16 mL 6:30PM -0.6 ft-0.18 mWed, Dec 9H 1:08AM 11.7 ft3.56 mL 6:15AM 4.7 ft1.42 mH 12:03PM 13.6 ft4.14 mL 7:04PM -0.6 ft-0.17 mThu, Dec 10H 1:43AM 11.7 ft3.57 mL 6:52AM 4.7 ft1.43 mH 12:38PM 13.4 ft4.10 mL 7:39PM -0.4 ft-0.14 mFri, Dec 11H 2:18AM 11.6 ft3.54 mL 7:29AM 4.7 ft1.44 mH 1:13PM 13.2 ft4.02 mL 8:14PM -0.2 ft-0.07 m