tidealmanac
Tue, Oct 20

Wednesday, October 21, 2026

St. Augustine Beach, FL · NOAA 8720587 · MLLW · Local time (America/New_York)

Thu, Oct 22

Predicted tide height, every 6 minutes

HighLowNightTwilight
6.6 ft2.0 m3.3 ft1.0 m0 ft0.0 m12 AM3 AM6 AM9 AMNoon3 PM6 PM9 PM12 AMSunrise 7:31 AMSunset 6:49 PM4:52 AM · 4.5 ft4:52 AM · 1.36 m10:53 AM · 1.2 ft10:53 AM · 0.37 m5:14 PM · 4.9 ft5:14 PM · 1.49 m11:23 PM · 1.0 ft11:23 PM · 0.31 m

NOAA's sampled predictions for this station and day. Sun times are computed here from the station's coordinates and are not NOAA data.

Tides

  1. High4:52 AM4.5 ft1.36 m
  2. Low10:53 AM1.2 ft0.37 m
  3. High5:14 PM4.9 ft1.49 m
  4. Low11:23 PM1.0 ft0.31 m

Range 3.9 ft1.18 m · 4 predicted tides · MLLW

Sun

Civil dawn
7:06 AM
Sunrise
7:31 AM
Solar noon
1:10 PM
Sunset
6:49 PM
Civil dusk
7:13 PM
Daylight
11h 18m

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

Moon

Waxing gibbous79% illuminated · day 10 of the cycle

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

This week

Sun, Oct 18H 2:00AM 4.0 ft1.20 mL 8:11AM 1.5 ft0.46 mH 2:29PM 4.7 ft1.44 mL 9:06PM 1.6 ft0.48 mMon, Oct 19H 2:59AM 4.0 ft1.22 mL 9:07AM 1.5 ft0.45 mH 3:28PM 4.7 ft1.44 mL 9:54PM 1.4 ft0.44 mTue, Oct 20H 3:58AM 4.2 ft1.27 mL 10:01AM 1.4 ft0.42 mH 4:24PM 4.8 ft1.46 mL 10:40PM 1.3 ft0.38 mWed, Oct 21H 4:52AM 4.5 ft1.36 mL 10:53AM 1.2 ft0.37 mH 5:14PM 4.9 ft1.49 mL 11:23PM 1.0 ft0.31 mThu, Oct 22H 5:39AM 4.9 ft1.48 mL 11:43AM 1.0 ft0.31 mH 6:01PM 5.0 ft1.53 mFri, Oct 23L 12:05AM 0.7 ft0.23 mH 6:23AM 5.3 ft1.61 mL 12:32PM 0.8 ft0.23 mH 6:45PM 5.2 ft1.57 mSat, Oct 24L 12:46AM 0.5 ft0.14 mH 7:06AM 5.7 ft1.74 mL 1:19PM 0.5 ft0.16 mH 7:29PM 5.2 ft1.60 m