tidealmanac
Tue, Dec 15

Wednesday, December 16, 2026

St. Marks, St. Marks River, FL · NOAA 8728142 · MLLW · Local time (America/New_York)

Thu, Dec 17

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. Low1:27 AM1.0 ft0.31 m
  2. High6:38 AM2.3 ft0.70 m
  3. Low1:42 PM0.4 ft0.13 m
  4. High7:45 PM2.6 ft0.79 m

Range 2.2 ft0.66 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:59 AM
Sunrise
7:26 AM
Solar noon
12:32 PM
Sunset
5:39 PM
Civil dusk
6:05 PM
Daylight
10h 13m

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

Moon

First quarter48% illuminated · day 7 of the cycle

Near quarter moon: neap tides, a smaller range than average. Approximate phase, computed here.

This week

Sun, Dec 13H 3:58AM 2.9 ft0.89 mL 11:40AM -0.2 ft-0.07 mH 5:45PM 2.7 ft0.81 mL 11:32PM 1.1 ft0.35 mMon, Dec 14H 4:40AM 2.7 ft0.84 mL 12:15PM 0.0 ft-0.01 mH 6:23PM 2.6 ft0.80 mTue, Dec 15L 12:24AM 1.1 ft0.34 mH 5:31AM 2.5 ft0.77 mL 12:55PM 0.2 ft0.05 mH 7:03PM 2.6 ft0.79 mWed, Dec 16L 1:27AM 1.0 ft0.31 mH 6:38AM 2.3 ft0.70 mL 1:42PM 0.4 ft0.13 mH 7:45PM 2.6 ft0.79 mThu, Dec 17L 2:39AM 0.8 ft0.24 mH 8:10AM 2.2 ft0.66 mL 2:37PM 0.7 ft0.22 mH 8:30PM 2.6 ft0.80 mFri, Dec 18L 3:54AM 0.5 ft0.15 mH 9:53AM 2.2 ft0.67 mL 3:40PM 1.0 ft0.30 mH 9:17PM 2.7 ft0.81 mSat, Dec 19L 5:02AM 0.1 ft0.02 mH 11:18AM 2.4 ft0.73 mL 4:44PM 1.2 ft0.37 mH 10:06PM 2.8 ft0.85 m