tidealmanac
Tue, Sep 14

Wednesday, September 15, 2027

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

Thu, Sep 16

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. High12:40 AM12.1 ft3.68 m
  2. Low7:02 AM0.3 ft0.10 m
  3. High1:09 PM12.1 ft3.70 m
  4. Low7:18 PM1.0 ft0.32 m

Range 11.8 ft3.60 m · 4 predicted tides · MLLW

Sun

Civil dawn
5:47 AM
Sunrise
6:25 AM
Solar noon
12:51 PM
Sunset
7:16 PM
Civil dusk
7:54 PM
Daylight
12h 51m

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

Moon

Full moon100% illuminated · day 14 of the cycle

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

This week

Sun, Sep 12L 5:32AM 0.7 ft0.23 mH 11:56AM 10.7 ft3.27 mL 5:38PM 3.2 ft0.98 mH 11:26PM 11.6 ft3.53 mMon, Sep 13L 6:05AM 0.4 ft0.14 mH 12:21PM 11.2 ft3.42 mL 6:13PM 2.4 ft0.74 mTue, Sep 14H 12:04AM 11.9 ft3.63 mL 6:34AM 0.3 ft0.09 mH 12:46PM 11.7 ft3.56 mL 6:46PM 1.7 ft0.51 mWed, Sep 15H 12:40AM 12.1 ft3.68 mL 7:02AM 0.3 ft0.10 mH 1:09PM 12.1 ft3.70 mL 7:18PM 1.0 ft0.32 mThu, Sep 16H 1:15AM 12.1 ft3.70 mL 7:29AM 0.6 ft0.17 mH 1:33PM 12.5 ft3.81 mL 7:50PM 0.5 ft0.16 mFri, Sep 17H 1:50AM 12.1 ft3.68 mL 7:56AM 1.0 ft0.29 mH 1:58PM 12.8 ft3.90 mL 8:23PM 0.1 ft0.04 mSat, Sep 18H 2:26AM 11.8 ft3.61 mL 8:24AM 1.5 ft0.46 mH 2:23PM 13.0 ft3.95 mL 8:58PM 0.0 ft-0.01 m