tidealmanac
Thu, Sep 17

Friday, September 18, 2026

Boot Key Harbor bridge, Boot Key, FL · NOAA 8723971 · MLLW · Local time (America/New_York)

Sat, Sep 19

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. High1:39 AM2.2 ft0.68 m
  2. Low9:38 AM0.4 ft0.14 m
  3. High3:58 PM1.3 ft0.40 m
  4. Low7:35 PM0.8 ft0.25 m

Range 1.8 ft0.55 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:49 AM
Sunrise
7:12 AM
Solar noon
1:19 PM
Sunset
7:26 PM
Civil dusk
7:49 PM
Daylight
12h 14m

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

Moon

First quarter44% illuminated · day 6 of the cycle

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

This week

Tue, Sep 15L 6:33AM 0.3 ft0.08 mH 12:37PM 1.8 ft0.54 mL 6:03PM 0.6 ft0.20 mWed, Sep 16H 12:11AM 2.4 ft0.74 mL 7:26AM 0.3 ft0.10 mH 1:22PM 1.6 ft0.47 mL 6:32PM 0.7 ft0.22 mThu, Sep 17H 12:51AM 2.3 ft0.71 mL 8:27AM 0.4 ft0.12 mH 2:20PM 1.4 ft0.42 mL 7:00PM 0.8 ft0.23 mFri, Sep 18H 1:39AM 2.2 ft0.68 mL 9:38AM 0.4 ft0.14 mH 3:58PM 1.3 ft0.40 mL 7:35PM 0.8 ft0.25 mSat, Sep 19H 2:40AM 2.2 ft0.66 mL 10:54AM 0.5 ft0.14 mH 6:30PM 1.4 ft0.41 mL 9:16PM 0.9 ft0.27 mSun, Sep 20H 3:58AM 2.2 ft0.66 mL 12:02PM 0.5 ft0.14 mH 7:03PM 1.5 ft0.45 mL 10:55PM 0.9 ft0.27 mMon, Sep 21H 5:15AM 2.2 ft0.68 mL 12:55PM 0.5 ft0.14 mH 7:22PM 1.6 ft0.49 m