Tide station · California

Grant Line Canal (drawbridge) tides

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

Right now

Falling

Next low 5:07 AM, 1.5 ft (0.45 m), in 3 h 50 min.

Today · Fri, Nov 13

  • Low5:07 AM1.5 ft 0.45 m
  • High11:40 AM4.4 ft 1.33 m
  • Low4:05 PM3.1 ft 0.95 m
  • High9:10 PM5.2 ft 1.57 m

NOAA prediction + 1.5 ft Quiver sea-level adjustment

Next 7 days

NOAA prediction + 1.5 ft Quiver sea-level adjustment

123456Fri, Nov 13Sat, Nov 14Sun, Nov 15Mon, Nov 16Tue, Nov 17Wed, Nov 18Thu, Nov 19
Feet · orange dots are highs, black dots are lows
High and low tides for the next seven days
DayTides (local time, height)
Fri, Nov 13
  • L 5:07 AM · 1.5 ft
  • H 11:40 AM · 4.4 ft
  • L 4:05 PM · 3.1 ft
  • H 9:10 PM · 5.2 ft
Sat, Nov 14
  • L 5:47 AM · 1.5 ft
  • H 12:30 PM · 4.3 ft
  • L 4:59 PM · 3.1 ft
  • H 9:58 PM · 4.9 ft
Sun, Nov 15
  • L 6:28 AM · 1.5 ft
  • H 1:19 PM · 4.3 ft
  • L 6:00 PM · 3.0 ft
  • H 10:53 PM · 4.6 ft
Mon, Nov 16
  • L 7:11 AM · 1.5 ft
  • H 2:05 PM · 4.3 ft
  • L 7:07 PM · 2.8 ft
  • H 11:58 PM · 4.3 ft
Tue, Nov 17
  • L 7:55 AM · 1.5 ft
  • H 2:47 PM · 4.3 ft
  • L 8:18 PM · 2.6 ft
Wed, Nov 18
  • H 1:18 AM · 4.1 ft
  • L 8:37 AM · 1.6 ft
  • H 3:24 PM · 4.4 ft
  • L 9:26 PM · 2.3 ft
Thu, Nov 19
  • H 2:45 AM · 4.0 ft
  • L 9:18 AM · 1.7 ft
  • H 3:55 PM · 4.6 ft
  • L 10:27 PM · 2.0 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

Grant Line Canal (drawbridge) is a NOAA subordinate station in California: its highs and lows are offsets from Port Chicago, Suisun Bay. 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 3.6 ft; the average swing is 2.3 ft.

Station facts

Station ID
9414785
Source
NOAA CO-OPS
Type
Subordinate station
Reference station
Port Chicago, Suisun Bay
Coordinates
37.8200, -121.4470
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.