tidealmanac
Tue, Oct 20

Wednesday, October 21, 2026

Castle Islands, Duncan Canal, AK · NOAA 9451321 · MLLW · Local time (America/Sitka)

Thu, Oct 22

No NOAA sampled curve is loaded for this day; the predicted highs and lows are listed below. Nothing is interpolated.

Tides

  1. Low4:04 AM3.1 ft0.95 m
  2. High10:37 AM13.2 ft4.02 m
  3. Low4:42 PM4.6 ft1.39 m
  4. High10:43 PM13.1 ft3.99 m

Range 10.1 ft3.07 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:58 AM
Sunrise
7:37 AM
Solar noon
12:37 PM
Sunset
5:37 PM
Civil dusk
6:16 PM
Daylight
10h 0m

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

Moon

Waxing gibbous79% illuminated · day 10 of the cycle

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

This week

Sun, Oct 18L 12:15AM 3.2 ft0.98 mH 7:36AM 10.7 ft3.27 mL 12:16PM 7.2 ft2.19 mH 7:10PM 11.6 ft3.53 mMon, Oct 19L 1:28AM 3.8 ft1.16 mH 8:54AM 11.1 ft3.37 mL 1:52PM 7.3 ft2.22 mH 8:39PM 11.5 ft3.50 mTue, Oct 20L 2:55AM 3.8 ft1.14 mH 9:53AM 12.0 ft3.65 mL 3:42PM 6.3 ft1.91 mH 9:48PM 12.1 ft3.69 mWed, Oct 21L 4:04AM 3.1 ft0.95 mH 10:37AM 13.2 ft4.02 mL 4:42PM 4.6 ft1.39 mH 10:43PM 13.1 ft3.99 mThu, Oct 22L 4:51AM 2.4 ft0.72 mH 11:15AM 14.5 ft4.42 mL 5:23PM 2.6 ft0.81 mH 11:31PM 14.1 ft4.31 mFri, Oct 23L 5:29AM 1.7 ft0.51 mH 11:51AM 15.8 ft4.81 mL 5:59PM 0.7 ft0.23 mSat, Oct 24H 12:15AM 15.1 ft4.61 mL 6:04AM 1.1 ft0.35 mH 12:26PM 17.0 ft5.17 mL 6:35PM -1.0 ft-0.30 m