TidalMap

Offshore St Matthew Island (Gnss Buoy) Tide Times

Alaska · Station 9466229 · Updated Sep 19, 2026

Offshore St Matthew Island (Gnss Buoy) runs a mean tidal range of about 1.8 ft. This month the highest water, 3.3 ft, comes on the afternoon of Sep 30, and the lowest, a -0.4 ft minus tide, on the morning of Sep 5.

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 175 min later.

Predictedno live gauge

Next low tide 0.3 ft at 9:53 AM

Predicted

Today's tides
High tide	12:57 AM	2.0 ft
Low tide	9:03 AM	0.2 ft
High tide	5:12 PM	2.8 ft

Monthly tide calendar

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

🌊 Biggest flood tides at Offshore St Matthew Island (Gnss Buoy) this month: Sep 5, Sep 6, Sep 7, Sep 8, Sep 29, 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 Offshore St Matthew Island (Gnss Buoy) this month: Sep 2, Sep 3, Sep 4, Sep 5, Sep 6, Sep 7, Sep 8, Sep 29, Sep 30. 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:0.2H:2.8L:1.6

2H:2.4L:-0.1H:2.9L:1.9

3🌗H:2.4L:-0.3H:3.0L:2.1

4🌗H:2.4L:-0.4H:3.0L:2.2

5🌗H:2.4L:-0.4H:3.1

6🌗L:2.2H:2.4L:-0.4H:3.1

7L:2.1H:2.2L:-0.3H:3.2

8L:1.9H:2.1L:-0.1H:3.1

9L:1.5H:2.2L:0.1H:3.1

10L:1.2H:2.4L:0.3H:2.9

11🌑L:0.8H:2.5L:0.6H:2.8

12🌑L:0.5H:2.7L:0.9H:2.6

13🌑L:0.3H:2.9L:1.1H:2.4

14L:0.2H:2.9L:1.4

15H:2.2L:0.1H:3.0L:1.6

16H:2.1L:0.1H:2.9L:1.8

17H:2.0L:0.2H:2.9L:1.9

18🌓H:2.0L:0.2H:2.8

19🌓L:0.3H:2.8

20🌓L:0.4H:2.8

21🌓L:0.4H:2.7

22L:0.5H:2.7

23L:1.6H:1.8L:0.6H:2.7

24L:1.4H:2.0L:0.8H:2.6

25🌕L:1.1H:2.2L:0.9H:2.5

26🌕L:0.8H:2.5L:1.1H:2.4

27🌕L:0.5H:2.8L:1.3H:2.3

28🌕L:0.1H:3.0L:1.5H:2.3

29L:-0.1H:3.2L:1.7H:2.3

30L:-0.4H:3.3L:1.8H:2.3

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 🌓	7:40–9:40 PM 8:05–10:05 AM	6:10–8:10 PM 9:12–11:12 PM	40
Sat Sep 19 🌓	8:30–10:30 PM 8:55–10:55 AM	6:34–8:34 PM 10:33–12:33 AM	44
Sun Sep 20 🌓	9:19–11:19 PM 9:44–11:44 AM	6:42–8:42 PM —	57
Mon Sep 21 🌓	10:06–12:06 AM 10:31–12:31 PM	6:45–8:45 PM 12:06–2:06 AM	69
Tue Sep 22 🌔	10:51–12:51 AM 11:16–1:16 PM	6:46–8:46 PM 1:40–3:40 AM	79
Wed Sep 23 🌔	— —	6:46–8:46 PM 3:12–5:12 AM	88
Thu Sep 24 🌔	11:35–1:35 AM 12:00–2:00 PM	6:46–8:46 PM 4:42–6:42 AM	94

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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