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Marion, Sippican Harbor Tide Times

Massachusetts · Station 8447385 · Updated Aug 5, 2026

Marion, Sippican Harbor runs a mean tidal range of about 3.7 ft. This month the highest water, 5.3 ft, comes on the evening of Aug 12, and the lowest, a -0.2 ft minus tide, on the afternoon of Aug 12.

Nearest gauge measuring live water level: New Bedford Harbor, Marine Terminal (8447636), about 10 mi away — with nearly the same tide times.

Predictedno live gauge
Next low tide 0.9 ft at 7:16 PM
Low 0.1 ft · 5:32 AMHigh 4.3 ft · 12:42 PMLow 0.7 ft · 6:13 PMHigh 3.7 ft · 1:06 AM
Predicted

Monthly tide calendar

Flood & low finder

🌊 Biggest flood tides at Marion, Sippican Harbor this month: Aug 9, Aug 10, Aug 11, Aug 12, Aug 13, Aug 14, Aug 15, Aug 16. 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 Marion, Sippican Harbor this month: Aug 11, Aug 12, Aug 13, Aug 14, Aug 15, Aug 29, Aug 30, Aug 31. These drain the flats and expose the oyster rock — prime for sight-fishing and clamming.

August 2026
Sun
Mon
Tue
Wed
Thu
Fri
Sat
1L:0.1H:4.1L:0.4H:4.2
2L:0.1H:4.2L:0.4H:4.0
3L:0.1H:4.2L:0.6
4H:3.9L:0.1H:4.3L:0.7
5🌗H:3.7L:0.2H:4.4L:0.9
6🌗H:3.6L:0.3H:4.4L:1.0
7🌗H:3.5L:0.4H:4.5L:0.9
8H:3.6L:0.4H:4.6L:0.6
9H:3.8L:0.2H:4.8
10L:0.4H:4.1L:0.0H:5.0
11L:0.2H:4.5L:-0.1H:5.2
12🌑L:0.0H:4.8L:-0.2H:5.3
13🌑L:-0.1H:5.1L:-0.2H:5.2
14🌑L:-0.2H:5.1L:-0.1H:4.9
15🌑L:-0.1H:5.1L:0.1H:4.6
16L:0.0H:4.9L:0.4H:4.2
17L:0.2H:4.6L:0.7
18H:3.8L:0.5H:4.3L:1.1
19🌓H:3.5L:0.8H:4.0L:1.3
20🌓H:3.2L:1.0H:3.7L:1.4
21🌓H:3.0L:1.2H:3.6L:1.4
22🌓H:3.0L:1.2H:3.5L:1.3
23H:3.0L:1.1H:3.6L:1.1
24H:3.2L:0.9H:3.8
25L:0.8H:3.5L:0.6H:4.0
26L:0.6H:3.8L:0.4H:4.2
27🌕L:0.3H:4.0L:0.3H:4.4
28🌕L:0.1H:4.3L:0.2H:4.4
29🌕L:-0.0H:4.5L:0.1H:4.4
30L:-0.1H:4.6L:0.1H:4.3
31L:-0.1H:4.6L:0.2H:4.2

Best fishing times (solunar)

Major and minor solunar windows for Marion, Sippican Harbor — peak feeding activity is around the moon overhead/underfoot (majors) and moonrise/moonset (minors). Score is the day's activity coefficient (0–100).

DayMajor windowsMinor windowsScore
Today 🌗4:53–6:53 AM
5:18–7:18 PM		10:10–12:10 AM
12:22–2:22 PM		34
Thu Aug 6 🌗5:49–7:49 AM
6:14–8:14 PM		10:50–12:50 AM
1:40–3:40 PM		40
Fri Aug 7 🌗6:49–8:49 AM
7:14–9:14 PM		—
2:57–4:57 PM		53
Sat Aug 8 🌘7:52–9:52 AM
8:17–10:17 PM		11:41–1:41 AM
4:07–6:07 PM		66
Sun Aug 9 🌘8:57–10:57 AM
9:22–11:22 PM		12:43–2:43 AM
5:06–7:06 PM		76
Mon Aug 10 🌘10:00–12:00 PM
10:25–12:25 AM		1:56–3:56 AM
5:53–7:53 PM		85
Tue Aug 11 🌘10:59–12:59 PM
11:24–1:24 AM		3:14–5:14 AM
6:31–8:31 PM		92

Predictions & observations: NOAA CO-OPS station 8447385. 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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