tidealmanac
Sat, Sep 18

Sunday, September 19, 2027

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

Mon, Sep 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. High4:35 AM3.7 ft1.13 m
  2. Low11:45 AM0.1 ft0.04 m
  3. High5:46 PM3.4 ft1.03 m
  4. Low11:43 PM1.2 ft0.35 m

Range 3.6 ft1.09 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:59 AM
Sunrise
7:23 AM
Solar noon
1:31 PM
Sunset
7:39 PM
Civil dusk
8:03 PM
Daylight
12h 15m

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

Moon

Waning gibbous85% illuminated · day 18 of the cycle

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

This week

Thu, Sep 16H 3:31AM 3.5 ft1.05 mL 10:08AM 0.5 ft0.16 mH 3:53PM 3.6 ft1.11 mL 10:22PM 0.7 ft0.21 mFri, Sep 17H 3:51AM 3.6 ft1.08 mL 10:39AM 0.3 ft0.10 mH 4:28PM 3.6 ft1.10 mL 10:46PM 0.8 ft0.24 mSat, Sep 18H 4:12AM 3.6 ft1.11 mL 11:11AM 0.2 ft0.06 mH 5:05PM 3.5 ft1.08 mL 11:13PM 1.0 ft0.29 mSun, Sep 19H 4:35AM 3.7 ft1.13 mL 11:45AM 0.1 ft0.04 mH 5:46PM 3.4 ft1.03 mL 11:43PM 1.2 ft0.35 mMon, Sep 20H 5:01AM 3.7 ft1.14 mL 12:26PM 0.1 ft0.04 mH 6:34PM 3.2 ft0.96 mTue, Sep 21L 12:17AM 1.4 ft0.43 mH 5:33AM 3.7 ft1.13 mL 1:17PM 0.2 ft0.07 mH 7:35PM 2.9 ft0.88 mWed, Sep 22L 12:58AM 1.7 ft0.51 mH 6:13AM 3.6 ft1.10 mL 2:25PM 0.4 ft0.11 mH 8:59PM 2.7 ft0.81 m