tidealmanac
Mon, Sep 28

Tuesday, September 29, 2026

Security Cove, AK · NOAA 9450055 · MLLW · Local time (America/Sitka)

Wed, Sep 30

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. High2:46 AM10.5 ft3.20 m
  2. Low8:21 AM2.0 ft0.60 m
  3. High2:31 PM12.3 ft3.75 m
  4. Low9:07 PM-1.0 ft-0.32 m

Range 13.3 ft4.07 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:14 AM
Sunrise
6:49 AM
Solar noon
12:42 PM
Sunset
6:34 PM
Civil dusk
7:10 PM
Daylight
11h 45m

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

Moon

Waning gibbous90% illuminated · day 17 of the cycle

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

This week

Sat, Sep 26H 12:42AM 10.8 ft3.29 mL 6:44AM 0.4 ft0.12 mH 1:00PM 11.4 ft3.46 mL 7:08PM 0.0 ft0.01 mSun, Sep 27H 1:21AM 10.9 ft3.32 mL 7:15AM 0.7 ft0.22 mH 1:28PM 11.9 ft3.62 mL 7:45PM -0.6 ft-0.19 mMon, Sep 28H 2:02AM 10.8 ft3.30 mL 7:47AM 1.3 ft0.39 mH 1:58PM 12.2 ft3.72 mL 8:25PM -1.0 ft-0.31 mTue, Sep 29H 2:46AM 10.5 ft3.20 mL 8:21AM 2.0 ft0.60 mH 2:31PM 12.3 ft3.75 mL 9:07PM -1.0 ft-0.32 mWed, Sep 30H 3:33AM 10.0 ft3.04 mL 8:58AM 2.8 ft0.84 mH 3:08PM 12.1 ft3.70 mL 9:55PM -0.7 ft-0.23 mThu, Oct 1H 4:27AM 9.3 ft2.84 mL 9:39AM 3.6 ft1.09 mH 3:51PM 11.7 ft3.56 mL 10:50PM -0.2 ft-0.06 mFri, Oct 2H 5:33AM 8.7 ft2.64 mL 10:29AM 4.4 ft1.33 mH 4:45PM 11.0 ft3.36 mL 11:58PM 0.4 ft0.12 m