tidealmanac
Sun, Dec 20

Monday, December 21, 2026

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

Tue, Dec 22

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

Tides

  1. High1:01 AM2.5 ft0.75 m
  2. Low5:28 AM1.3 ft0.39 m
  3. High11:29 AM4.6 ft1.39 m
  4. Low7:56 PM-0.5 ft-0.14 m

Range 5.0 ft1.53 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:50 AM
Sunrise
7:19 AM
Solar noon
12:05 PM
Sunset
4:51 PM
Civil dusk
5:20 PM
Daylight
9h 31m

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

Moon

Waxing gibbous93% illuminated · day 12 of the cycle

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

This week

Fri, 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 mTue, Dec 22H 2:01AM 2.5 ft0.76 mL 6:21AM 1.4 ft0.44 mH 12:13PM 4.7 ft1.44 mL 8:48PM -0.7 ft-0.21 mWed, Dec 23H 2:58AM 2.5 ft0.78 mL 7:19AM 1.5 ft0.46 mH 1:01PM 4.8 ft1.47 mL 9:37PM -0.8 ft-0.24 mThu, Dec 24H 3:51AM 2.6 ft0.80 mL 8:21AM 1.5 ft0.46 mH 1:53PM 4.8 ft1.46 mL 10:24PM -0.8 ft-0.25 m