Tide station · Alaska

Shakan Strait, Kosciusko Island tides

Times are local (America/Sitka, GMT-9). Predicted tides, not live water levels. Not for navigation.

Right now

Rising

Next high 3:14 AM, 9.7 ft (2.96 m), in 1 h 24 min.

Today · Fri, Nov 13

  • High3:14 AM9.7 ft 2.96 m
  • Low8:15 AM4.6 ft 1.39 m
  • High2:05 PM11.4 ft 3.47 m
  • Low9:08 PM0.4 ft 0.14 m

Next 7 days

024681012Fri, 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
  • H 3:14 AM · 9.7 ft
  • L 8:15 AM · 4.6 ft
  • H 2:05 PM · 11.4 ft
  • L 9:08 PM · 0.4 ft
Sat, Nov 14
  • H 4:00 AM · 9.3 ft
  • L 8:57 AM · 4.8 ft
  • H 2:44 PM · 10.7 ft
  • L 9:51 PM · 0.9 ft
Sun, Nov 15
  • H 4:53 AM · 9.0 ft
  • L 9:48 AM · 5.0 ft
  • H 3:30 PM · 9.9 ft
  • L 10:40 PM · 1.4 ft
Mon, Nov 16
  • H 5:51 AM · 8.9 ft
  • L 10:58 AM · 5.1 ft
  • H 4:31 PM · 9.1 ft
  • L 11:35 PM · 1.8 ft
Tue, Nov 17
  • H 6:47 AM · 9.1 ft
  • L 12:26 PM · 4.7 ft
  • H 5:50 PM · 8.5 ft
Wed, Nov 18
  • L 12:34 AM · 2.1 ft
  • H 7:36 AM · 9.6 ft
  • L 1:45 PM · 4.0 ft
  • H 7:17 PM · 8.3 ft
Thu, Nov 19
  • L 1:32 AM · 2.4 ft
  • H 8:18 AM · 10.3 ft
  • L 2:43 PM · 2.9 ft
  • H 8:34 PM · 8.5 ft

About this station

Shakan Strait, Kosciusko Island is a NOAA subordinate station in Alaska: its highs and lows are offsets from Sitka. 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 10.9 ft; the average swing is 6.4 ft.

Station facts

Station ID
9450987
Source
NOAA CO-OPS
Type
Subordinate station
Reference station
Sitka
Coordinates
56.1483, -133.4600
Datum
MLLW (mean lower low water)
Tide type
Mixed, mostly semidiurnal
Time zone
America/Sitka

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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.