tidealmanac
Fri, Aug 20

Saturday, August 21, 2027

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

Sun, Aug 22

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. High3:15 AM9.6 ft2.94 m
  2. Low9:14 AM1.0 ft0.30 m
  3. High3:35 PM10.6 ft3.23 m
  4. Low9:50 PM1.0 ft0.31 m

Range 9.6 ft2.92 m · 4 predicted tides · MLLW

Sun

Civil dawn
4:57 AM
Sunrise
5:37 AM
Solar noon
12:55 PM
Sunset
8:13 PM
Civil dusk
8:53 PM
Daylight
14h 36m

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

Moon

Waning gibbous81% illuminated · day 19 of the cycle

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

This week

Wed, 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 mSun, Aug 22H 3:56AM 9.1 ft2.76 mL 9:41AM 1.8 ft0.55 mH 4:04PM 10.6 ft3.23 mL 10:33PM 1.0 ft0.32 mMon, Aug 23H 4:43AM 8.4 ft2.56 mL 10:12AM 2.7 ft0.81 mH 4:39PM 10.5 ft3.21 mL 11:26PM 1.2 ft0.36 mTue, Aug 24H 5:44AM 7.7 ft2.35 mL 10:50AM 3.5 ft1.08 mH 5:25PM 10.4 ft3.16 m