TidalMap

Duxbury, Duxbury Harbor Tide Times

Massachusetts · Station 8446166 · Updated Aug 5, 2026

Duxbury, Duxbury Harbor runs a mean tidal range of about 9.2 ft. This month the highest water, 11.8 ft, comes on the morning of Aug 13, and the lowest, a -0.7 ft minus tide, on the morning of Aug 13.

Nearest gauge measuring live water level: Boston (8443970), about 29 mi away — high and low tides here run on average about 22 min later.

Predictedno live gauge

Next high tide 10.7 ft at 5:13 PM

Predicted

Monthly tide calendar

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

🌊 Biggest flood tides at Duxbury, Duxbury Harbor this month: Aug 8, Aug 9, Aug 10, Aug 11, Aug 13, Aug 14, 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 Duxbury, Duxbury Harbor this month: Aug 10, Aug 11, Aug 12, Aug 13, Aug 14, Aug 15, Aug 16. 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:10.5L:0.6H:9.7L:1.3

2H:10.5L:0.7H:10.1L:1.1

3H:10.4L:0.8H:10.4L:1.0

4H:10.2L:0.9H:10.6L:0.8

5🌗H:9.9L:1.1H:10.7L:0.8

6🌗H:9.6L:1.3H:10.8

7🌗L:0.7H:9.3L:1.5H:10.9

8L:0.5H:9.1L:1.4H:11.1

9L:0.2H:9.2L:1.2H:11.3

10L:-0.1H:9.4L:0.9H:11.5

11L:-0.4H:9.7L:0.5H:11.7

12🌑L:-0.6H:10.1L:0.2

13🌑H:11.8L:-0.7H:10.4L:-0.1

14🌑H:11.7L:-0.7H:10.7L:-0.2

15🌑H:11.4L:-0.5H:10.8L:-0.1

16H:11.0L:-0.1H:10.8L:0.1

17H:10.4L:0.4H:10.6L:0.4

18H:9.9L:0.9H:10.4L:0.8

19🌓H:9.3L:1.4H:10.0L:1.1

20🌓H:8.8L:1.9H:9.7

21🌓L:1.4H:8.3L:2.2H:9.5

22🌓L:1.6H:8.1L:2.4H:9.4

23L:1.6H:8.0L:2.4H:9.4

24L:1.5H:8.1L:2.2H:9.6

25L:1.4H:8.3L:2.0H:9.8

26L:1.1H:8.7L:1.7H:10.0

27🌕L:0.9H:9.1L:1.4H:10.3

28🌕L:0.7H:9.6L:1.1

29🌕H:10.5L:0.6H:10.0L:0.8

30H:10.6L:0.6H:10.5L:0.5

31H:10.6L:0.6H:10.8L:0.4

Best fishing times (solunar)

Major and minor solunar windows for Duxbury, Duxbury Harbor — 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 🌗	4:53–6:53 AM 5:18–7:18 PM	10:09–12:09 AM 12:23–2:23 PM	34
Thu Aug 6 🌗	5:48–7:48 AM 6:13–8:13 PM	10:48–12:48 AM 1:41–3:41 PM	40
Fri Aug 7 🌗	6:48–8:48 AM 7:13–9:13 PM	— 2:58–4:58 PM	53
Sat Aug 8 🌘	7:52–9:52 AM 8:17–10:17 PM	11:39–1:39 AM 4:08–6:08 PM	66
Sun Aug 9 🌘	8:57–10:57 AM 9:22–11:22 PM	12:41–2:41 AM 5:07–7:07 PM	76
Mon Aug 10 🌘	10:00–12:00 PM 10:25–12:25 AM	1:54–3:54 AM 5:54–7:54 PM	85
Tue Aug 11 🌘	10:59–12:59 PM 11:24–1:24 AM	3:12–5:12 AM 6:31–8:31 PM	92

Predictions & observations: NOAA CO-OPS station 8446166. 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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