tidealmanac
Thu, Dec 17

Friday, December 18, 2026

Antioch, CA · NOAA 9415064 · MLLW · Local time (America/Los_Angeles)

Sat, Dec 19

No NOAA sampled curve is loaded for this day; the predicted highs and lows are listed below. Nothing is interpolated.

Tides

  1. Low3:13 AM0.5 ft0.16 m
  2. High9:46 AM3.8 ft1.16 m
  3. Low5:01 PM0.7 ft0.20 m
  4. High10:44 PM2.5 ft0.76 m

Range 3.3 ft1.00 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:48 AM
Sunrise
7:18 AM
Solar noon
12:04 PM
Sunset
4:49 PM
Civil dusk
5:19 PM
Daylight
9h 32m

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 1:20AM -0.2 ft-0.06 mH 8:10AM 3.2 ft0.98 mL 1:27PM 1.6 ft0.47 mH 6:18PM 3.2 ft0.98 mWed, Dec 16L 1:55AM 0.0 ft0.00 mH 8:45AM 3.4 ft1.03 mL 2:38PM 1.4 ft0.41 mH 7:35PM 2.9 ft0.88 mThu, Dec 17L 2:32AM 0.2 ft0.07 mH 9:17AM 3.6 ft1.09 mL 3:51PM 1.1 ft0.32 mH 9:17PM 2.6 ft0.80 mFri, Dec 18L 3:13AM 0.5 ft0.16 mH 9:46AM 3.8 ft1.16 mL 5:01PM 0.7 ft0.20 mH 10:44PM 2.5 ft0.76 mSat, Dec 19L 3:55AM 0.8 ft0.25 mH 10:16AM 4.1 ft1.24 mL 6:04PM 0.2 ft0.07 mH 11:56PM 2.5 ft0.75 mSun, Dec 20L 4:40AM 1.1 ft0.33 mH 10:50AM 4.3 ft1.32 mL 7:02PM -0.2 ft-0.05 mMon, Dec 21H 1:01AM 2.5 ft0.75 mL 5:28AM 1.3 ft0.39 mH 11:29AM 4.6 ft1.39 mL 7:56PM -0.5 ft-0.14 m