tidealmanac
Thu, Sep 3

Friday, September 4, 2026

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

Sat, Sep 5

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. Low12:14 AM0.7 ft0.20 m
  2. High6:53 AM7.7 ft2.33 m
  3. Low11:36 AM4.4 ft1.33 m
  4. High6:11 PM10.5 ft3.21 m

Range 9.9 ft3.01 m · 4 predicted tides · MLLW

Sun

Civil dawn
5:26 AM
Sunrise
6:03 AM
Solar noon
12:51 PM
Sunset
7:38 PM
Civil dusk
8:16 PM
Daylight
13h 35m

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

Moon

Last quarter48% illuminated · day 22 of the cycle

Near quarter moon: neap tides, a smaller range than average. Approximate phase, computed here.

This week

Tue, Sep 1H 3:38AM 9.8 ft2.97 mL 9:23AM 1.5 ft0.46 mH 3:42PM 11.4 ft3.48 mL 10:13PM 0.1 ft0.04 mWed, Sep 2H 4:29AM 9.0 ft2.75 mL 9:58AM 2.5 ft0.75 mH 4:20PM 11.3 ft3.44 mL 11:07PM 0.4 ft0.11 mThu, Sep 3H 5:31AM 8.2 ft2.51 mL 10:39AM 3.5 ft1.06 mH 5:07PM 11.0 ft3.34 mFri, Sep 4L 12:14AM 0.7 ft0.20 mH 6:53AM 7.7 ft2.33 mL 11:36AM 4.4 ft1.33 mH 6:11PM 10.5 ft3.21 mSat, Sep 5L 1:38AM 0.8 ft0.24 mH 8:37AM 7.6 ft2.32 mL 1:08PM 4.9 ft1.50 mH 7:34PM 10.3 ft3.13 mSun, Sep 6L 3:03AM 0.5 ft0.14 mH 10:05AM 8.1 ft2.48 mL 2:57PM 4.7 ft1.44 mH 9:02PM 10.4 ft3.17 mMon, Sep 7L 4:13AM -0.1 ft-0.04 mH 11:03AM 8.9 ft2.72 mL 4:17PM 3.9 ft1.18 mH 10:17PM 10.8 ft3.30 m