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Prospect Harbor Tide Times

Maine · Station 8412932 · Updated Aug 5, 2026

Prospect Harbor runs a mean tidal range of about 10.3 ft. This month the highest water, 12.9 ft, comes on the evening of Aug 12, and the lowest, a -1.2 ft minus tide, on the morning of Aug 13.

Nearest gauge measuring live water level: Bar Harbor (8413320), about 9 mi away — with nearly the same tide times.

Predictedno live gauge
Next high tide 11.4 ft at 4:09 PM
Low 0.3 ft · 9:14 AMHigh 11.2 ft · 3:21 PMLow 0.5 ft · 9:46 PMHigh 10.4 ft · 3:45 AM
Predicted

Monthly tide calendar

Flood & low finder

🌊 Biggest flood tides at Prospect Harbor this month: Aug 9, Aug 10, Aug 11, Aug 12, 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 Prospect Harbor this month: Aug 10, Aug 11, Aug 12, Aug 13, Aug 14, Aug 15, Aug 16, 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
1H:11.4L:0.0H:10.5L:0.9
2H:11.3L:0.0H:10.8L:0.7
3H:11.1L:0.1H:11.0L:0.6
4H:10.8L:0.3H:11.2L:0.5
5🌗H:10.4L:0.5H:11.4L:0.5
6🌗H:10.1L:0.8H:11.5L:0.5
7🌗H:9.8L:1.0H:11.6
8L:0.4H:9.7L:1.1H:11.7
9L:0.2H:9.8L:1.0H:12.0
10L:-0.2H:10.1L:0.7H:12.4
11L:-0.7H:10.6L:0.3H:12.7
12🌑L:-1.0H:11.0L:-0.1H:12.9
13🌑L:-1.2H:11.4L:-0.4
14🌑H:12.8L:-1.2H:11.7L:-0.4
15🌑H:12.5L:-0.9H:11.8L:-0.3
16H:11.9L:-0.4H:11.6L:-0.0
17H:11.2L:0.2H:11.4L:0.4
18H:10.5L:0.9H:11.0L:0.8
19🌓H:9.8L:1.5H:10.6L:1.2
20🌓H:9.3L:2.0H:10.3
21🌓L:1.5H:8.9L:2.4H:10.1
22🌓L:1.7H:8.7L:2.5H:10.1
23L:1.6H:8.8L:2.4H:10.3
24L:1.4H:9.0L:2.2H:10.6
25L:1.0H:9.4L:1.8H:10.9
26L:0.7H:9.7L:1.4H:11.2
27🌕L:0.4H:10.2L:1.0H:11.4
28🌕L:0.1H:10.6L:0.6H:11.5
29🌕L:-0.0H:11.0L:0.3
30H:11.5L:-0.1H:11.3L:0.0
31H:11.4L:-0.1H:11.6L:-0.1

Best fishing times (solunar)

Major and minor solunar windows for Prospect 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 🌗4:42–6:42 AM
5:07–7:07 PM		9:51–11:51 PM
12:18–2:18 PM		34
Thu Aug 6 🌗5:37–7:37 AM
6:02–8:02 PM		10:28–12:28 AM
1:39–3:39 PM		40
Fri Aug 7 🌗6:37–8:37 AM
7:02–9:02 PM		—
2:57–4:57 PM		53
Sat Aug 8 🌘7:41–9:41 AM
8:06–10:06 PM		11:17–1:17 AM
4:08–6:08 PM		66
Sun Aug 9 🌘8:46–10:46 AM
9:11–11:11 PM		12:19–2:19 AM
5:07–7:07 PM		76
Mon Aug 10 🌘9:49–11:49 AM
10:14–12:14 AM		1:32–3:32 AM
5:52–7:52 PM		85
Tue Aug 11 🌘10:48–12:48 PM
11:13–1:13 AM		2:53–4:53 AM
6:27–8:27 PM		92

Predictions & observations: NOAA CO-OPS station 8412932. 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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