Tide station · Alaska

Seal Island tides

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

Right now

Rising

Next high 3:37 AM, 9.4 ft (2.88 m), in 3 h 27 min.

Today · Fri, Nov 13

High3:37 AM9.4 ft 2.88 m
Low8:54 AM5.0 ft 1.54 m
High2:40 PM11.8 ft 3.59 m
Low9:51 PM0.7 ft 0.22 m

Next 7 days

Feet · orange dots are highs, black dots are lows

High and low tides for the next seven days
Day	Tides (local time, height)
Fri, Nov 13	H 3:37 AM · 9.4 ft L 8:54 AM · 5.0 ft H 2:40 PM · 11.8 ft L 9:51 PM · 0.7 ft
Sat, Nov 14	H 4:17 AM · 9.0 ft L 9:36 AM · 5.5 ft H 3:14 PM · 11.1 ft L 10:35 PM · 1.4 ft
Sun, Nov 15	H 5:08 AM · 8.7 ft L 10:29 AM · 5.9 ft H 3:56 PM · 10.4 ft L 11:24 PM · 1.9 ft
Mon, Nov 16	H 6:15 AM · 8.7 ft L 11:38 AM · 6.0 ft H 4:53 PM · 9.5 ft
Tue, Nov 17	L 12:19 AM · 2.4 ft H 7:24 AM · 9.1 ft L 12:57 PM · 5.7 ft H 6:18 PM · 8.9 ft
Wed, Nov 18	L 1:17 AM · 2.7 ft H 8:17 AM · 9.8 ft L 2:14 PM · 4.8 ft H 7:56 PM · 8.8 ft
Thu, Nov 19	L 2:16 AM · 2.9 ft H 8:59 AM · 10.6 ft L 3:18 PM · 3.5 ft H 9:14 PM · 9.1 ft

About this station

Seal Island is a NOAA reference station in Alaska, with its own harmonic constants. 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 11.0 ft; the average swing is 5.9 ft.

Station facts

Station ID: 9454564
Source: NOAA CO-OPS
Type: Reference station
Coordinates: 60.4250, -147.4100
Datum: MLLW (mean lower low water)
Tide type: Mixed, mostly semidiurnal
Time zone: America/Anchorage

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