TidalMap

Sweeper Cove, Kuluk Bay, Adak Island Tide Times

Alaska · Station 9461380 · live gauge · Updated Sep 19, 2026

Sweeper Cove, Kuluk Bay, Adak Island runs a mean tidal range of about 2.4 ft. This month the highest water, 4.5 ft, comes on the evening of Sep 5, and the lowest, a -1.0 ft minus tide, on the morning of Sep 6.

3.2 ftobserved 9:00 PM

Next low tide -0.2 ft at 6:38 AM

PredictedObserved

Today's tides
Low tide	5:53 AM	-0.2 ft
High tide	3:22 PM	3.4 ft
Low tide	5:25 PM	3.3 ft
High tide	9:19 PM	3.5 ft

Monthly tide calendar

Flood & low finder Flood tide ≥ ft Low tide ≤ ft

🌊 Biggest flood tides at Sweeper Cove, Kuluk Bay, Adak Island this month: Sep 3, Sep 4, Sep 5, Sep 6, Sep 8, Sep 30. These spring highs push water up into the grass and over the oyster rock; prime for poling into flooded marsh for tailing reds.

🔻 Negative (minus) low tides at Sweeper Cove, Kuluk Bay, Adak Island this month: Sep 3, Sep 4, Sep 5, Sep 6, Sep 7, Sep 8, Sep 9, Sep 16, Sep 17, Sep 18, Sep 19, Sep 20 …. These drain the flats and expose the oyster rock, prime for sight-fishing and clamming.

September 2026

Sun

Mon

Tue

Wed

Thu

Fri

Sat

1L:0.7H:3.3

2L:0.1H:3.7

3🌗L:-0.4H:4.1

4🌗L:-0.8H:4.3

5🌗L:-1.0H:4.5

6🌗L:-1.0H:4.4

7L:-0.9

8H:4.2L:-0.7

9H:3.8L:-0.3H:2.6L:2.5

10H:3.4L:0.2H:2.6L:2.1

11🌑H:2.9L:0.7H:2.6

12🌑L:1.5H:2.6L:1.3H:2.7

13🌑L:1.0H:2.6L:1.9H:2.9

14L:0.5H:2.7L:2.4H:3.0

15L:0.1H:3.0L:2.8H:3.2

16L:-0.1H:3.2L:3.1H:3.3

17L:-0.2H:3.4L:3.3H:3.5

18🌓L:-0.2H:3.4L:3.3H:3.5

19🌓L:-0.2H:3.6

20🌓L:-0.1H:3.5

21🌓L:-0.0H:3.4

22L:0.1

23H:3.3L:0.3

24H:3.0L:0.6H:2.4L:2.3

25🌕H:2.6L:1.1H:2.4L:1.8

26🌕H:2.4L:1.6H:2.5

27🌕L:1.3H:2.3L:2.1H:2.8

28🌕L:0.7H:3.2

29L:0.1H:3.6

30L:-0.4H:3.9

Best fishing times (solunar)

Major and minor solunar windows for Sweeper Cove, Kuluk Bay, Adak Island, peak feeding activity is around the moon overhead/underfoot (majors) and moonrise/moonset (minors). Score is the day's activity coefficient (0–100).

Day	Major windows	Minor windows	Score
Today 🌓	7:57–9:57 PM 8:22–10:22 AM	4:40–6:40 PM —	40
Sat Sep 19 🌓	8:48–10:48 PM 9:13–11:13 AM	5:20–7:20 PM 11:16–1:16 AM	44
Sun Sep 20 🌓	9:36–11:36 PM 10:01–12:01 PM	5:49–7:49 PM 12:20–2:20 AM	57
Mon Sep 21 🌓	10:23–12:23 AM 10:48–12:48 PM	6:10–8:10 PM 1:31–3:31 AM	69
Tue Sep 22 🌔	— —	6:27–8:27 PM 2:46–4:46 AM	79
Wed Sep 23 🌔	11:08–1:08 AM 11:33–1:33 PM	6:40–8:40 PM 4:02–6:02 AM	88
Thu Sep 24 🌔	11:52–1:52 AM 12:17–2:17 PM	6:52–8:52 PM 5:18–7:18 AM	94

Predictions & observations: NOAA CO-OPS station 9461380. Solunar windows computed from the moon's position for this location. Times shown in the station's local time. Not for navigation.

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