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Las Mareas Tide Times

Puerto Rico · Station 9755679 · Updated Aug 6, 2026

Las Mareas runs a mean tidal range of about 0.6 ft. This month the highest water, 1.0 ft, comes on the evening of Aug 9, and the lowest, a -0.2 ft minus tide, on the morning of Aug 9.

Nearest gauge measuring live water level: SAN Juan (9755371), about 37 mi away — high and low tides here run on average about 18 min later.

Predictedno live gauge
Next high tide 0.9 ft at 6:48 PM
Low -0.0 ft · 6:53 AMHigh 0.9 ft · 6:48 PM
Predicted
Today's tides
Low tide6:53 AM-0.0 ft
High tide6:48 PM0.9 ft

Monthly tide calendar

Flood & low finder

🌊 Biggest flood tides at Las Mareas this month: Aug 6, Aug 7, Aug 8, Aug 9, Aug 10, Aug 11. 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 Las Mareas this month: Aug 6, Aug 7, Aug 8, Aug 9, Aug 10, Aug 11, Aug 12, Aug 20, Aug 21, Aug 22, Aug 23, Aug 24 …. 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:0.5
2L:0.2H:0.5
3L:0.2H:0.5
4L:0.1H:0.6
5🌗L:0.1H:0.7
6🌗L:-0.0H:0.9
7🌗L:-0.1H:0.9
8L:-0.2H:1.0
9L:-0.2H:1.0
10L:-0.2H:1.0
11L:-0.1H:0.9
12🌑L:-0.1H:0.7
13🌑L:0.0H:0.6
14🌑L:0.1H:0.5
15🌑L:0.3H:0.4
16L:0.2H:0.4
17L:0.2H:0.5
18L:0.1H:0.6
19🌓L:0.0H:0.7
20🌓L:-0.0H:0.7
21🌓L:-0.0H:0.8
22🌓L:-0.0H:0.8
23L:-0.0H:0.8
24L:-0.0H:0.8
25L:-0.0H:0.8
26L:-0.0H:0.7
27🌕L:0.0H:0.6
28🌕L:0.1H:0.5
29🌕L:0.3H:0.3L:0.2H:0.4
30L:0.2H:0.4L:0.3H:0.4
31L:0.2H:0.5

Best fishing times (solunar)

Major and minor solunar windows for Las Mareas — 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 🌗5:30–7:30 AM
5:55–7:55 PM		—
12:18–2:18 PM		40
Fri Aug 7 🌗6:30–8:30 AM
6:55–8:55 PM		11:38–1:38 AM
1:24–3:24 PM		53
Sat Aug 8 🌘7:33–9:33 AM
7:58–9:58 PM		12:36–2:36 AM
2:31–4:31 PM		66
Sun Aug 9 🌘8:38–10:38 AM
9:03–11:03 PM		1:40–3:40 AM
3:34–5:34 PM		76
Mon Aug 10 🌘9:41–11:41 AM
10:06–12:06 AM		2:47–4:47 AM
4:31–6:31 PM		85
Tue Aug 11 🌘10:40–12:40 PM
11:05–1:05 AM		3:53–5:53 AM
5:22–7:22 PM		92
Wed Aug 12 🌑11:34–1:34 PM
11:59–1:59 AM		4:57–6:57 AM
6:07–8:07 PM		95

Predictions & observations: NOAA CO-OPS station 9755679. 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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