Sat Oct 31 at Duxbury: high tide at 3:52 AM (10.0 ft) and 4:10 PM (11.5 ft); low tide at 10:17 AM (1.0 ft) and 10:59 PM (-0.3 ft) — measured for NOAA's in-town Duxbury station #8446166.
Sat Oct 31: 3:52 AM (10.0 ft) and 4:10 PM (11.5 ft).
Sat Oct 31: 10:17 AM (1.0 ft) and 10:59 PM (-0.3 ft).
| Day | Time | Tide | Height |
|---|---|---|---|
| Sat Oct 31 | 3:52 AM | High | 10.0 ft (3.04 m) |
| 10:17 AM | Low | 1.0 ft (0.29 m) | |
| 4:10 PM | High | 11.5 ft (3.51 m) | |
| 10:59 PM | Low | -0.3 ft (-0.08 m) | |
| Sun Nov 1 | 3:50 AM | High | 9.8 ft (2.97 m) |
| 10:17 AM | Low | 1.1 ft (0.33 m) | |
| 4:10 PM | High | 11.1 ft (3.38 m) | |
| 10:58 PM | Low | 0.0 ft (0.01 m) | |
| Mon Nov 2 | 4:52 AM | High | 9.6 ft (2.94 m) |
| 11:19 AM | Low | 1.1 ft (0.35 m) | |
| 5:13 PM | High | 10.6 ft (3.24 m) | |
| 11:58 PM | Low | 0.2 ft (0.07 m) | |
| Tue Nov 3 | 5:57 AM | High | 9.7 ft (2.95 m) |
| 12:23 PM | Low | 1.1 ft (0.32 m) | |
| 6:20 PM | High | 10.3 ft (3.13 m) | |
| Wed Nov 4 | 12:58 AM | Low | 0.4 ft (0.11 m) |
| 7:02 AM | High | 9.9 ft (3.01 m) | |
| 1:25 PM | Low | 0.8 ft (0.25 m) | |
| 7:27 PM | High | 10.1 ft (3.07 m) | |
| Thu Nov 5 | 1:54 AM | Low | 0.5 ft (0.14 m) |
| 8:02 AM | High | 10.2 ft (3.10 m) | |
| 2:23 PM | Low | 0.5 ft (0.17 m) | |
| 8:28 PM | High | 9.9 ft (3.02 m) | |
| Fri Nov 6 | 2:46 AM | Low | 0.6 ft (0.17 m) |
| 8:54 AM | High | 10.4 ft (3.17 m) | |
| 3:17 PM | Low | 0.3 ft (0.09 m) | |
| 9:23 PM | High | 9.8 ft (2.98 m) | |
| Sat Nov 7 | 3:35 AM | Low | 0.7 ft (0.22 m) |
| 9:41 AM | High | 10.6 ft (3.22 m) | |
| 4:07 PM | Low | 0.2 ft (0.05 m) | |
| 10:13 PM | High | 9.6 ft (2.93 m) |
Duxbury is semidiurnal — paired highs (10.0 and 11.5 ft today) and paired lows of similar size. This is a big-tide station: an average swing this week moves 9.7 ft, so the water line, current and structure change dramatically through a single cycle. A 11.8 ft swing — Duxbury's biggest this table — runs from the 4:10 PM high on Sat Oct 31 into the next low. Duxbury tops out at 11.5 ft (Sat Oct 31 4:10 PM) and bottoms at -0.3 ft (Sat Oct 31 10:59 PM).
Duxbury mid-swing times below mark predicted peak flow on its 9.7 ft average cycle (why moving water matters):
Duxbury numbers: NOAA CO-OPS #8446166 (Duxbury, Duxbury Harbor), 0.4 km off Duxbury center; this open-water pick beat 4 closer-in candidates. On a coast that swings 9.7 ft, storm surge stacked on the 11.5 ft high is a real hazard at Duxbury — predictions are astronomical only. All Duxbury times station-local, refreshed 2026-10-30.
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