tidealmanac
Wed, Aug 18

Thursday, August 19, 2027

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

Fri, Aug 20

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. High2:04 AM10.5 ft3.19 m
  2. Low8:21 AM-0.2 ft-0.07 m
  3. High2:43 PM10.3 ft3.15 m
  4. Low8:37 PM1.3 ft0.40 m

Range 10.7 ft3.25 m · 4 predicted tides · MLLW

Sun

Civil dawn
4:53 AM
Sunrise
5:33 AM
Solar noon
12:55 PM
Sunset
8:17 PM
Civil dusk
8:58 PM
Daylight
14h 44m

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

Moon

Waning gibbous95% illuminated · day 17 of the cycle

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

This week

Mon, 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 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 m