tidealmanac
Mon, Sep 7

Tuesday, September 8, 2026

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

Wed, Sep 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. Low5:07 AM-0.7 ft-0.20 m
  2. High11:46 AM9.7 ft2.96 m
  3. Low5:16 PM2.8 ft0.84 m
  4. High11:18 PM11.3 ft3.44 m

Range 11.9 ft3.64 m · 4 predicted tides · MLLW

Sun

Civil dawn
5:33 AM
Sunrise
6:11 AM
Solar noon
12:49 PM
Sunset
7:28 PM
Civil dusk
8:05 PM
Daylight
13h 17m

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

Moon

Waning crescent11% illuminated · day 26 of the cycle

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

This week

Sat, 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 mTue, Sep 8L 5:07AM -0.7 ft-0.20 mH 11:46AM 9.7 ft2.96 mL 5:16PM 2.8 ft0.84 mH 11:18PM 11.3 ft3.44 mWed, Sep 9L 5:52AM -1.0 ft-0.31 mH 12:23PM 10.4 ft3.18 mL 6:05PM 1.7 ft0.51 mThu, Sep 10H 12:10AM 11.5 ft3.52 mL 6:32AM -1.1 ft-0.32 mH 12:57PM 11.0 ft3.37 mL 6:50PM 0.7 ft0.23 mFri, Sep 11H 12:57AM 11.6 ft3.53 mL 7:09AM -0.8 ft-0.24 mH 1:29PM 11.5 ft3.49 mL 7:31PM 0.1 ft0.02 m