TidalMap

Koyuk, Koyuk Inlet Tide Times

Alaska · Station 9469031 · Updated Sep 19, 2026

Koyuk, Koyuk Inlet runs a mean tidal range of about 2.6 ft. This month the highest water, 4.7 ft, comes on the morning of Sep 7, and the lowest, a -0.9 ft minus tide, on the evening of Sep 8.

Nearest gauge measuring live water level: Unalakleet (9468333), about 74 mi away, high and low tides here run on average about 191 min later.

Predictedno live gauge

Next high tide 3.7 ft at 8:03 AM

Predicted

Today's tides
High tide	7:37 AM	3.6 ft
Low tide	4:05 PM	-0.4 ft

Monthly tide calendar

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

🌊 Biggest flood tides at Koyuk, Koyuk Inlet this month: Sep 4, Sep 5, Sep 6, Sep 7, Sep 8, Sep 9, Sep 10. 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 Koyuk, Koyuk Inlet this month: Sep 4, Sep 5, Sep 6, Sep 7, Sep 8, Sep 9, Sep 10, Sep 11, Sep 12, Sep 16, Sep 17, Sep 18 …. 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:0.3H:2.3L:1.1H:2.1

2L:0.6H:2.8L:0.6H:1.7L:0.7

3🌗H:3.4L:0.2H:1.2L:0.7

4🌗H:4.0L:-0.2H:0.8L:0.6

5🌗H:4.4L:-0.5

6🌗H:4.6L:-0.7

7H:4.7L:-0.8

8H:4.6L:-0.9

9H:4.3L:-0.8

10H:3.9L:-0.7

11🌑H:3.4L:-0.5

12🌑H:1.7L:1.5H:2.9L:-0.1

13🌑H:2.1L:1.0H:2.5L:0.2

14H:2.6L:0.5H:2.1

15L:0.6H:3.0L:0.1H:1.7

16L:0.9H:3.3L:-0.2H:1.4

17L:1.1H:3.5L:-0.4

18🌓H:3.6L:-0.4

19🌓H:3.7L:-0.4

20🌓H:3.7L:-0.3

21🌓H:3.6L:-0.3

22H:3.4L:-0.2

23H:3.2L:-0.2

24H:3.0L:-0.1

25🌕H:2.7L:0.1

26🌕H:2.3L:0.3

27🌕H:1.7L:1.4H:2.0L:0.6

28🌕H:2.1L:0.9H:1.7L:0.9

29H:2.6L:0.3H:1.5L:1.0

30H:3.2L:-0.3H:1.3L:1.1

Best fishing times (solunar)

Major and minor solunar windows for Koyuk, Koyuk Inlet, 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 🌓	7:53–9:53 PM 8:18–10:18 AM	— —	41
Sat Sep 19 🌓	8:43–10:43 PM 9:08–11:08 AM	— —	43
Sun Sep 20 🌓	9:32–11:32 PM 9:57–11:57 AM	8:21–10:21 PM 10:55–12:55 AM	56
Mon Sep 21 🌓	10:19–12:19 AM 10:44–12:44 PM	7:48–9:48 PM —	69
Tue Sep 22 🌔	— —	7:31–9:31 PM 1:05–3:05 AM	79
Wed Sep 23 🌔	11:05–1:05 AM 11:30–1:30 PM	7:19–9:19 PM 2:56–4:56 AM	87
Thu Sep 24 🌔	11:48–1:48 AM 12:13–2:13 PM	7:08–9:08 PM 4:39–6:39 AM	93

Predictions & observations: NOAA CO-OPS station 9469031. 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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