Tide station · Washington

Duwamish Waterway, Eighth Ave. South tides

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

Right now

Rising

Next high 8:28 AM, 11.3 ft (3.44 m), in 5 h 43 min.

Today · Fri, Nov 13

  • Low12:43 AM-1.1 ft -0.32 m
  • High8:28 AM11.3 ft 3.44 m
  • Low2:18 PM7.6 ft 2.31 m
  • High6:11 PM8.8 ft 2.67 m

Next 7 days

-2024681012Fri, 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 12:43 AM · -1.1 ft
  • H 8:28 AM · 11.3 ft
  • L 2:18 PM · 7.6 ft
  • H 6:11 PM · 8.8 ft
Sat, Nov 14
  • L 1:24 AM · -0.5 ft
  • H 9:11 AM · 11.1 ft
  • L 3:22 PM · 7.4 ft
  • H 6:58 PM · 8.2 ft
Sun, Nov 15
  • L 2:09 AM · 0.1 ft
  • H 9:58 AM · 10.9 ft
  • L 4:37 PM · 7.1 ft
  • H 7:58 PM · 7.7 ft
Mon, Nov 16
  • L 2:58 AM · 0.8 ft
  • H 10:44 AM · 10.8 ft
  • L 5:46 PM · 6.4 ft
  • H 9:15 PM · 7.2 ft
Tue, Nov 17
  • L 3:50 AM · 1.6 ft
  • H 11:28 AM · 10.8 ft
  • L 6:32 PM · 5.5 ft
  • H 10:42 PM · 7.0 ft
Wed, Nov 18
  • L 4:46 AM · 2.5 ft
  • H 12:05 PM · 10.9 ft
  • L 7:06 PM · 4.4 ft
Thu, Nov 19
  • H 12:10 AM · 7.2 ft
  • L 5:45 AM · 3.4 ft
  • H 12:39 PM · 11.0 ft
  • L 7:36 PM · 3.0 ft

About this station

Duwamish Waterway, Eighth Ave. South is a NOAA subordinate station in Washington: its highs and lows are offsets from Seattle (Madison St.), Elliott Bay. Heights are feet above mean lower low water (MLLW).

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 12.3 ft; the average swing is 5.8 ft.

Station facts

Station ID
9447029
Source
NOAA CO-OPS
Type
Subordinate station
Coordinates
47.5350, -122.3220
Datum
MLLW (mean lower low water)
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.