Tide station · California

Antioch tides

Times are local (America/Los_Angeles, GMT-8). Predicted tides, not live water levels. Not for navigation.

Right now

Falling

Next low 12:14 AM, 1.1 ft (0.32 m), in 5 h 32 min.

Today · Thu, Nov 12

  • High5:50 AM4.1 ft 1.25 m
  • Low10:10 AM3.1 ft 0.96 m
  • High3:21 PM5.3 ft 1.62 m

NOAA prediction + 1.5 ft Quiver sea-level adjustment

Next 7 days

NOAA prediction + 1.5 ft Quiver sea-level adjustment

123456Thu, Nov 12Fri, Nov 13Sat, Nov 14Sun, Nov 15Mon, Nov 16Tue, Nov 17Wed, Nov 18
Feet · orange dots are highs, black dots are lows
High and low tides for the next seven days
DayTides (local time, height)
Thu, Nov 12
  • H 5:50 AM · 4.1 ft
  • L 10:10 AM · 3.1 ft
  • H 3:21 PM · 5.3 ft
Fri, Nov 13
  • L 12:14 AM · 1.1 ft
  • H 6:41 AM · 4.2 ft
  • L 10:57 AM · 3.2 ft
  • H 4:03 PM · 5.2 ft
Sat, Nov 14
  • L 12:56 AM · 1.1 ft
  • H 7:30 AM · 4.2 ft
  • L 11:50 AM · 3.2 ft
  • H 4:51 PM · 5.1 ft
Sun, Nov 15
  • L 1:38 AM · 1.2 ft
  • H 8:18 AM · 4.3 ft
  • L 12:50 PM · 3.2 ft
  • H 5:46 PM · 4.9 ft
Mon, Nov 16
  • L 2:21 AM · 1.3 ft
  • H 9:04 AM · 4.5 ft
  • L 1:58 PM · 3.1 ft
  • H 6:52 PM · 4.7 ft
Tue, Nov 17
  • L 3:04 AM · 1.4 ft
  • H 9:46 AM · 4.6 ft
  • L 3:09 PM · 2.9 ft
  • H 8:17 PM · 4.5 ft
Wed, Nov 18
  • L 3:46 AM · 1.5 ft
  • H 10:24 AM · 4.8 ft
  • L 4:18 PM · 2.6 ft
  • H 9:48 PM · 4.3 ft

Quiver adds this from water levels measured against NOAA’s California tables this season; NOAA’s own table reads 1.5 ft lower.

About this station

Antioch is a NOAA reference station in California, with its own harmonic constants. Heights are feet above mean lower low water (MLLW), plus Quiver's +1.5 ft sea-level adjustment.

Tide type: Mixed, mostly semidiurnal: two highs and two lows a day, one pair noticeably bigger than the other.

This week the biggest swing between high and low is 4.2 ft; the average swing is 2.4 ft.

Station facts

Station ID
9415064
Source
NOAA CO-OPS
Type
Reference station
Coordinates
38.0200, -121.8150
Datum
MLLW + 1.5 ft Quiver sea-level adjustment
Tide type
Mixed, mostly semidiurnal
Time zone
America/Los_Angeles

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Tide predictions from NOAA CO-OPS (tidesandcurrents.noaa.gov).

Licence: U.S. public domain (NOAA). Predictions are astronomical tides only: wind, swell and pressure move real water. Not for navigation.