tidealmanac
Wed, Oct 7

Thursday, October 8, 2026

Sumner Island, AK · NOAA 9451163 · MLLW · Local time (America/Sitka)

Fri, Oct 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. Low5:35 AM0.4 ft0.11 m
  2. High11:48 AM12.8 ft3.89 m
  3. Low6:06 PM0.7 ft0.22 m

Range 12.4 ft3.78 m · 3 predicted tides · MLLW

Sun

Civil dawn
6:34 AM
Sunrise
7:12 AM
Solar noon
12:43 PM
Sunset
6:14 PM
Civil dusk
6:51 PM
Daylight
11h 2m

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

Moon

Waning crescent8% illuminated · day 26 of the cycle

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

This week

Mon, Oct 5L 2:54AM 0.8 ft0.23 mH 9:42AM 10.6 ft3.24 mL 3:22PM 4.3 ft1.30 mH 9:02PM 11.5 ft3.49 mTue, Oct 6L 4:00AM 0.5 ft0.16 mH 10:33AM 11.4 ft3.47 mL 4:30PM 3.1 ft0.94 mH 10:16PM 11.8 ft3.59 mWed, Oct 7L 4:52AM 0.3 ft0.11 mH 11:14AM 12.1 ft3.69 mL 5:22PM 1.8 ft0.56 mH 11:15PM 12.1 ft3.69 mThu, Oct 8L 5:35AM 0.4 ft0.11 mH 11:48AM 12.8 ft3.89 mL 6:06PM 0.7 ft0.22 mFri, Oct 9H 12:05AM 12.3 ft3.76 mL 6:14AM 0.6 ft0.18 mH 12:21PM 13.3 ft4.04 mL 6:46PM -0.1 ft-0.04 mSat, Oct 10H 12:50AM 12.4 ft3.78 mL 6:49AM 1.0 ft0.32 mH 12:51PM 13.6 ft4.13 mL 7:24PM -0.7 ft-0.20 mSun, Oct 11H 1:32AM 12.3 ft3.76 mL 7:23AM 1.6 ft0.50 mH 1:20PM 13.6 ft4.16 mL 7:59PM -0.9 ft-0.26 m