tidealmanac
Thu, Dec 17

Friday, December 18, 2026

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

Sat, Dec 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. High3:23 AM1.3 ft0.40 m
  2. Low9:13 AM0.4 ft0.12 m
  3. High3:28 PM1.7 ft0.53 m
  4. Low10:35 PM0.1 ft0.04 m

Range 1.6 ft0.49 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:38 AM
Sunrise
7:03 AM
Solar noon
12:21 PM
Sunset
5:39 PM
Civil dusk
6:04 PM
Daylight
10h 36m

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

Moon

First quarter69% illuminated · day 9 of the cycle

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

This week

Tue, Dec 15L 7:05AM 0.2 ft0.06 mH 1:17PM 1.4 ft0.43 mL 6:55PM 0.5 ft0.15 mWed, Dec 16H 12:53AM 1.7 ft0.51 mL 7:46AM 0.3 ft0.08 mH 1:58PM 1.5 ft0.46 mL 8:13PM 0.4 ft0.13 mThu, Dec 17H 2:00AM 1.5 ft0.45 mL 8:28AM 0.3 ft0.10 mH 2:42PM 1.6 ft0.49 mL 9:28PM 0.3 ft0.09 mFri, Dec 18H 3:23AM 1.3 ft0.40 mL 9:13AM 0.4 ft0.12 mH 3:28PM 1.7 ft0.53 mL 10:35PM 0.1 ft0.04 mSat, Dec 19H 4:48AM 1.2 ft0.37 mL 9:59AM 0.4 ft0.13 mH 4:17PM 1.9 ft0.58 mL 11:37PM 0.0 ft-0.01 mSun, Dec 20H 6:04AM 1.2 ft0.35 mL 10:48AM 0.4 ft0.13 mH 5:07PM 2.1 ft0.63 mMon, Dec 21L 12:34AM -0.2 ft-0.07 mH 7:07AM 1.1 ft0.34 mL 11:38AM 0.4 ft0.12 mH 5:59PM 2.2 ft0.67 m