tidealmanac
Fri, Oct 9

Saturday, October 10, 2026

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

Sun, Oct 11

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. High12:50 AM12.4 ft3.78 m
  2. Low6:49 AM1.0 ft0.32 m
  3. High12:51 PM13.6 ft4.13 m
  4. Low7:24 PM-0.7 ft-0.20 m

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

Sun

Civil dawn
6:38 AM
Sunrise
7:16 AM
Solar noon
12:42 PM
Sunset
6:09 PM
Civil dusk
6:46 PM
Daylight
10h 52m

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

Wed, 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 mMon, Oct 12H 2:12AM 12.1 ft3.69 mL 7:55AM 2.3 ft0.71 mH 1:49PM 13.5 ft4.12 mL 8:35PM -0.8 ft-0.23 mTue, Oct 13H 2:52AM 11.7 ft3.58 mL 8:27AM 3.0 ft0.92 mH 2:18PM 13.2 ft4.03 mL 9:10PM -0.4 ft-0.12 m