Tide station · Alaska

Affleck Canal entrance, Kuiu Island tides

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

Right now

Rising

Next high 3:12 AM, 9.1 ft (2.78 m), in 52 min.

Today · Fri, Nov 13

  • High3:12 AM9.1 ft 2.78 m
  • Low8:19 AM4.6 ft 1.39 m
  • High2:03 PM10.7 ft 3.26 m
  • Low9:12 PM0.4 ft 0.14 m

Next 7 days

0246810Fri, 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 3:12 AM · 9.1 ft
  • L 8:19 AM · 4.6 ft
  • H 2:03 PM · 10.7 ft
  • L 9:12 PM · 0.4 ft
Sat, Nov 14
  • H 3:58 AM · 8.7 ft
  • L 9:01 AM · 4.8 ft
  • H 2:42 PM · 10.0 ft
  • L 9:55 PM · 0.9 ft
Sun, Nov 15
  • H 4:51 AM · 8.4 ft
  • L 9:52 AM · 5.0 ft
  • H 3:28 PM · 9.3 ft
  • L 10:44 PM · 1.4 ft
Mon, Nov 16
  • H 5:49 AM · 8.4 ft
  • L 11:02 AM · 5.1 ft
  • H 4:29 PM · 8.5 ft
  • L 11:39 PM · 1.8 ft
Tue, Nov 17
  • H 6:45 AM · 8.6 ft
  • L 12:30 PM · 4.7 ft
  • H 5:48 PM · 8.0 ft
Wed, Nov 18
  • L 12:38 AM · 2.1 ft
  • H 7:34 AM · 9.1 ft
  • L 1:49 PM · 4.0 ft
  • H 7:15 PM · 7.8 ft
Thu, Nov 19
  • L 1:36 AM · 2.4 ft
  • H 8:16 AM · 9.7 ft
  • L 2:47 PM · 2.9 ft
  • H 8:32 PM · 8.0 ft

About this station

Affleck Canal entrance, Kuiu 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 10.2 ft; the average swing is 5.8 ft.

Station facts

Station ID
9450913
Source
NOAA CO-OPS
Type
Subordinate station
Reference station
Sitka
Coordinates
56.0369, -134.1150
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.