tidealmanac
Tue, Aug 17

Wednesday, August 18, 2027

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

Thu, Aug 19

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. High1:31 AM10.7 ft3.25 m
  2. Low7:54 AM-0.5 ft-0.16 m
  3. High2:19 PM10.1 ft3.08 m
  4. Low8:04 PM1.6 ft0.50 m

Range 11.2 ft3.41 m · 4 predicted tides · MLLW

Sun

Civil dawn
4:50 AM
Sunrise
5:31 AM
Solar noon
12:55 PM
Sunset
8:20 PM
Civil dusk
9:00 PM
Daylight
14h 48m

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

Moon

Full moon98% illuminated · day 16 of the cycle

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

This week

Sun, Aug 15L 6:28AM -0.3 ft-0.10 mH 1:03PM 9.1 ft2.78 mL 6:22PM 3.2 ft0.96 mMon, Aug 16H 12:21AM 10.6 ft3.23 mL 6:59AM -0.6 ft-0.17 mH 1:29PM 9.5 ft2.89 mL 6:57PM 2.6 ft0.79 mTue, Aug 17H 12:57AM 10.7 ft3.26 mL 7:27AM -0.6 ft-0.20 mH 1:54PM 9.8 ft2.99 mL 7:31PM 2.1 ft0.63 mWed, Aug 18H 1:31AM 10.7 ft3.25 mL 7:54AM -0.5 ft-0.16 mH 2:19PM 10.1 ft3.08 mL 8:04PM 1.6 ft0.50 mThu, Aug 19H 2:04AM 10.5 ft3.19 mL 8:21AM -0.2 ft-0.07 mH 2:43PM 10.3 ft3.15 mL 8:37PM 1.3 ft0.40 mFri, Aug 20H 2:39AM 10.1 ft3.08 mL 8:47AM 0.3 ft0.09 mH 3:08PM 10.5 ft3.20 mL 9:12PM 1.1 ft0.34 mSat, Aug 21H 3:15AM 9.6 ft2.94 mL 9:14AM 1.0 ft0.30 mH 3:35PM 10.6 ft3.23 mL 9:50PM 1.0 ft0.31 m