TidalMap

Offshore St Matthew Island (GNSS Buoy) Tide Times

Alaska · Station 9466229 · Updated Aug 5, 2026

Offshore St Matthew Island (GNSS Buoy) runs a mean tidal range of about 1.8 ft. This month the highest water, 3.4 ft, comes on the evening of Aug 11, and the lowest, a -0.7 ft minus tide, on the afternoon of Aug 9.

Nearest gauge measuring live water level: Village Cove, St. Paul Island (9464212), about 239 mi away — high and low tides here run on average about 172 min later.

Predictedno live gauge

Next high tide 2.5 ft at 4:31 PM

Predicted

Monthly tide calendar

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

🌊 Biggest flood tides at Offshore St Matthew Island (GNSS Buoy) this month: Aug 8, Aug 9, Aug 10, Aug 11, Aug 12, Aug 13, Aug 15. 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 Offshore St Matthew Island (GNSS Buoy) this month: Aug 6, Aug 7, Aug 8, Aug 9, Aug 10, Aug 11, Aug 12, Aug 13. These drain the flats and expose the oyster rock — prime for sight-fishing and clamming.

August 2026

Sun

Mon

Tue

Wed

Thu

Fri

Sat

1H:3.0L:1.4H:1.8L:0.6

2H:2.9L:1.1H:1.9L:0.9

3H:2.8L:0.8H:2.1L:1.2

4H:2.7L:0.4H:2.3L:1.6

5🌗H:2.6L:0.1H:2.5L:2.0

6🌗H:2.6L:-0.2H:2.8L:2.3

7🌗H:2.6L:-0.5H:3.0

8L:2.4H:2.6L:-0.6H:3.2

9L:2.4H:2.5L:-0.7H:3.3

10L:2.3H:2.4L:-0.7H:3.4

11L:2.1H:2.3L:-0.6H:3.4

12🌑L:1.8H:2.2L:-0.4H:3.4

13🌑L:1.4H:2.3L:-0.2H:3.3

14🌑L:1.1H:2.3L:0.2

15🌑H:3.1L:0.7H:2.4L:0.6

16H:2.9L:0.5H:2.5L:1.0

17H:2.7L:0.3H:2.6L:1.4

18H:2.5L:0.2H:2.6L:1.7

19🌓H:2.3L:0.1H:2.7L:1.9

20🌓H:2.2L:0.1H:2.7L:2.1

21🌓H:2.2L:0.1H:2.8

22🌓L:0.1H:2.8

23L:0.1H:2.9

24L:0.1H:2.9

25L:0.2H:3.0

26L:1.8H:1.9L:0.2H:2.9

27🌕L:1.6H:1.9L:0.3H:2.9

28🌕L:1.4H:2.0L:0.5H:2.8

29🌕L:1.1H:2.2L:0.7H:2.6

30L:0.8H:2.4L:1.0H:2.5

31L:0.5H:2.6L:1.3H:2.5

Best fishing times (solunar)

Major and minor solunar windows for Offshore St Matthew Island (GNSS Buoy) — 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 🌗	6:55–8:55 AM 7:20–9:20 PM	10:27–12:27 AM 4:06–6:06 PM	31
Thu Aug 6 🌗	7:52–9:52 AM 8:17–10:17 PM	10:35–12:35 AM 6:00–8:00 PM	43
Fri Aug 7 🌗	8:53–10:53 AM 9:18–11:18 PM	10:58–12:58 AM 7:48–9:48 PM	56
Sat Aug 8 🌘	9:57–11:57 AM 10:22–12:22 AM	— 9:00–11:00 PM	68
Sun Aug 9 🌘	11:02–1:02 PM 11:27–1:27 AM	12:02–2:02 AM 9:28–11:28 PM	78
Mon Aug 10 🌘	12:04–2:04 PM 12:29–2:29 AM	1:48–3:48 AM 9:37–11:37 PM	87
Tue Aug 11 🌘	1:02–3:02 PM 1:27–3:27 AM	3:43–5:43 AM 9:40–11:40 PM	93

Predictions & observations: NOAA CO-OPS station 9466229. 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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