Today's tide times for Rio das Ostras
The predicted tide times today on Friday 06 March 2026 for Rio das Ostras are: first high tide at 3:54am, first low tide at 10:07am, second high tide at 4:04pm, second low tide at 10:32pm. Sunrise is at 5:45am and sunset is at 6:11pm.
Today's tide times for Rio das Ostras: Friday 06 March 2026
| Tide | Time (-03)& Date | Height |
|---|---|---|
| High Tide | 3:54 AM(Fri 06 March) | 3.94 ft (1.2 m) |
| Low Tide | 10:07 AM(Fri 06 March) | 0.59 ft (0.18 m) |
| High Tide | 4:04 PM(Fri 06 March) | 4.23 ft (1.29 m) |
| Low Tide | 10:32 PM(Fri 06 March) | 0.66 ft (0.2 m) |
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Tide chart for Rio das OstrasShowing low and high tide times for the next 30 days at Rio das Ostras. Tide Times are -03 (UTC -3.0hrs).
View Rio das Ostras 7 Day Tide Chart Image.


HIGH (-03) |
LOW (-03) |
| Sun |
Moon Set Rise |
| Wind |
Friday, 6 Mar | 7 Mar | 8 Mar | 9 Mar | 10 Mar | 11 Mar | 12 Mar | 13 Mar | 14 Mar | 15 Mar | 16 Mar | 17 Mar | 18 Mar | 19 Mar | 20 Mar | 21 Mar | 22 Mar | 23 Mar | 24 Mar | 25 Mar | 26 Mar | 27 Mar | 28 Mar | 29 Mar | 30 Mar | 31 Mar | 1 Apr | 2 Apr | 3 Apr | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| AM | PM | Sat | Sun | Mon | Tue | Wed | Thu | Fri | Sat | Sun | Mon | Tue | Wed | Thu | Fri | Sat | Sun | Mon | Tue | Wed | Thu | Fri | Sat | Sun | Mon | Tue | Wed | Thu | Fri | ||
3:54AM1.20m | 4:04PM1.29m | 4:16AM1.15m 4:36PM1.20m | 4:39AM1.09m 5:09PM1.09m | 5:02AM1.01m 5:46PM0.97m | 5:27AM0.92m 6:40PM0.85m | 6:01AM0.82m 10:55PM0.80m | 7:47AM0.73m | 00:09AM0.91m 11:35AM0.82m | 00:44AM1.02m 12:19PM0.96m | 1:13AM1.13m 12:52PM1.09m | 1:40AM1.22m 1:21PM1.21m | 2:05AM1.28m 1:51PM1.31m | 2:30AM1.31m 2:21PM1.38m | 2:55AM1.30m 2:52PM1.41m | 3:20AM1.27m 3:26PM1.40m | 3:45AM1.21m 4:02PM1.34m | 4:11AM1.14m 4:42PM1.24m | 4:38AM1.05m 5:28PM1.10m | 5:08AM0.96m 6:29PM0.95m | 5:46AM0.87m 11:12PM0.87m | 6:57AM0.77m | 00:16AM0.97m 10:49AM0.80m | 00:47AM1.05m 11:54AM0.95m | 1:10AM1.12m 12:33PM1.09m | 1:30AM1.17m 1:07PM1.21m | 1:50AM1.20m 1:39PM1.29m | 2:11AM1.23m 2:10PM1.33m | 2:33AM1.23m 2:41PM1.34m | 2:55AM1.22m 3:12PM1.31m | ||
10:07AM0.18m | 10:32PM0.20m | 10:33AM0.20m 10:56PM0.31m | 11:01AM0.24m 11:22PM0.42m | 11:33AM0.30m 11:55PM0.54m | 12:21PM0.39m | 1:02AM0.65m 2:00PM0.47m | 3:57AM0.68m 4:18PM0.45m | 5:47AM0.59m 5:41PM0.34m | 6:29AM0.49m 6:30PM0.21m | 7:02AM0.39m 7:09PM0.09m | 7:33AM0.30m 7:45PM-0.01m | 8:04AM0.23m 8:20PM-0.07m | 8:35AM0.18m 8:55PM-0.08m | 9:05AM0.14m 9:30PM-0.03m | 9:37AM0.12m 10:06PM0.07m | 10:08AM0.12m 10:42PM0.20m | 10:42AM0.16m 11:21PM0.37m | 11:20AM0.21m | 00:09AM0.53m 12:14PM0.30m | 1:32AM0.67m 1:53PM0.38m | 3:53AM0.72m 3:58PM0.36m | 5:34AM0.64m 5:26PM0.27m | 6:21AM0.54m 6:22PM0.16m | 6:55AM0.43m 7:05PM0.08m | 7:25AM0.34m 7:41PM0.04m | 7:54AM0.26m 8:13PM0.03m | 8:21AM0.19m 8:42PM0.06m | 8:47AM0.14m 9:09PM0.11m | 9:12AM0.11m 9:35PM0.19m | ||
5:45AM | 6:11PM | 5:46AM 6:10PM | 5:46AM 6:09PM | 5:47AM 6:09PM | 5:47AM 6:08PM | 5:47AM 6:07PM | 5:48AM 6:06PM | 5:48AM 6:05PM | 5:49AM 6:04PM | 5:49AM 6:03PM | 5:49AM 6:02PM | 5:50AM 6:01PM | 5:50AM 6:00PM | 5:50AM 5:59PM | 5:51AM 5:58PM | 5:51AM 5:57PM | 5:51AM 5:56PM | 5:52AM 5:55PM | 5:52AM 5:54PM | 5:53AM 5:53PM | 5:53AM 5:53PM | 5:53AM 5:52PM | 5:54AM 5:51PM | 5:54AM 5:50PM | 5:54AM 5:49PM | 5:55AM 5:48PM | 5:55AM 5:47PM | 5:55AM 5:46PM | 5:56AM 5:45PM | ||
0.61% - (Waning Gibbous) 8:24AM | 0.63% - (Waning Gibbous) 8:01PM | 0.66% - (Waning Gibbous) 9:17AM 8:36PM | 0.69% - (Waning Gibbous) 10:11AM 9:14PM | 0.73% - (Last Quarter) 11:06AM 9:56PM | 0.76% - (Last Quarter) 12:01PM 10:42PM | 0.8% - (Waning Crescent) 12:54PM 11:33PM | 0.82% - (Waning Crescent) 1:45PM | 0.83% - (Waning Crescent) 2:33PM 00:27AM | 0.87% - (Waning Crescent) 3:16PM 1:24AM | 0.9% - (Waning Crescent) 3:56PM 2:22AM | 0.94% - (Waning Crescent) 4:34PM 3:19AM | 0.98% - (New Moon) 5:09PM 4:17AM | 1.01% - () 5:44PM 5:14AM | 0.03% - (New Moon) 6:19PM 6:13AM | 0.07% - (Waxing Crescent) 6:57PM 7:13AM | 0.1% - (Waxing Crescent) 7:39PM 8:16AM | 0.14% - (Waxing Crescent) 8:26PM 9:22AM | 0.17% - (Waxing Crescent) 9:20PM 10:30AM | 0.21% - (Waxing Crescent) 10:20PM 11:37AM | 0.24% - (First Quarter) 11:24PM 12:40PM | 0.28% - (First Quarter) 1:37PM | 0.31% - (Waxing Gibbous) 00:30AM 2:27PM | 0.35% - (Waxing Gibbous) 1:34AM 3:10PM | 0.38% - (Waxing Gibbous) 2:34AM 3:48PM | 0.42% - (Waxing Gibbous) 3:32AM 4:22PM | 0.45% - (Waxing Gibbous) 4:27AM 4:55PM | 0.49% - (Full Moon) 5:21AM 5:27PM | 0.52% - (Full Moon) 6:14AM 5:59PM | 0.56% - (Waning Gibbous) 7:07AM 6:33PM | ||

Rio das Ostras tide chart key:
The tide chart above shows the height and times of high tide and low tide for Rio das Ostras. The red flashing dot shows the tide time right now. The grey shading corresponds to nighttime hours between sunset and sunrise at Rio das Ostras.
Tide Times are -03 (UTC -3.0hrs). Last Spring High Tide at Rio das Ostras was on Wed 04 Mar (height: 1.37m 4.5ft). Next high Spring Tide at Rio das Ostras will be on Thu 19 Mar (height: 1.41m 4.6ft).
Rio das Ostras tide chart key: The tide chart above shows the height and times of high tide and low tide for Rio das Ostras. The grey shading corresponds to nighttime hours between sunset and sunrise at Rio das Ostras.
Tide Times are -03 (UTC -3.0hrs). Last Spring High Tide at Rio das Ostras was on Wed 04 Mar (height: 1.37m 4.5ft). Next high Spring Tide at Rio das Ostras will be on Thu 19 Mar (height: 1.41m 4.6ft).
Rio das Ostras tide times for March
March Tide charts for Rio das Ostras: The tide charts below show the height, time and date of high and low tides for the next 30 days.
Tide Times for Rio das Ostras (tomorrow): Saturday 07 March 2026
| Tide | Time (-03)& Date | Height |
|---|---|---|
| High Tide | 4:16 AM(Sat 07 March) | 3.77 ft (1.15 m) |
| Low Tide | 10:33 AM(Sat 07 March) | 0.66 ft (0.2 m) |
| High Tide | 4:36 PM(Sat 07 March) | 3.94 ft (1.2 m) |
| Low Tide | 10:56 PM(Sat 07 March) | 1.02 ft (0.31 m) |
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Tide Times for Rio das Ostras: Sunday 08 March 2026
| Tide | Time (-03)& Date | Height |
|---|---|---|
| High Tide | 4:39 AM(Sun 08 March) | 3.58 ft (1.09 m) |
| Low Tide | 11:01 AM(Sun 08 March) | 0.79 ft (0.24 m) |
| High Tide | 5:09 PM(Sun 08 March) | 3.58 ft (1.09 m) |
| Low Tide | 11:22 PM(Sun 08 March) | 1.38 ft (0.42 m) |
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Tide Times for Rio das Ostras: Monday 09 March 2026
| Tide | Time (-03)& Date | Height |
|---|---|---|
| High Tide | 5:02 AM(Mon 09 March) | 3.31 ft (1.01 m) |
| Low Tide | 11:33 AM(Mon 09 March) | 0.98 ft (0.3 m) |
| High Tide | 5:46 PM(Mon 09 March) | 3.18 ft (0.97 m) |
| Low Tide | 11:55 PM(Mon 09 March) | 1.77 ft (0.54 m) |
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Tide Times for Rio das Ostras: Tuesday 10 March 2026
| Tide | Time (-03)& Date | Height |
|---|---|---|
| High Tide | 5:27 AM(Tue 10 March) | 3.02 ft (0.92 m) |
| Low Tide | 12:21 PM(Tue 10 March) | 1.28 ft (0.39 m) |
| High Tide | 6:40 PM(Tue 10 March) | 2.79 ft (0.85 m) |
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Tide Times for Rio das Ostras: Wednesday 11 March 2026
| Tide | Time (-03)& Date | Height |
|---|---|---|
| Low Tide | 1:02 AM(Wed 11 March) | 2.13 ft (0.65 m) |
| High Tide | 6:01 AM(Wed 11 March) | 2.69 ft (0.82 m) |
| Low Tide | 2:00 PM(Wed 11 March) | 1.53 ft (0.47 m) |
| High Tide | 10:55 PM(Wed 11 March) | 2.62 ft (0.8 m) |
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Tide Times for Rio das Ostras: Thursday 12 March 2026
| Tide | Time (-03)& Date | Height |
|---|---|---|
| Low Tide | 3:57 AM(Thu 12 March) | 2.23 ft (0.68 m) |
| High Tide | 7:47 AM(Thu 12 March) | 2.4 ft (0.73 m) |
| Low Tide | 4:18 PM(Thu 12 March) | 1.48 ft (0.45 m) |
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Tide Times for Rio das Ostras: Friday 13 March 2026
| Tide | Time (-03)& Date | Height |
|---|---|---|
| High Tide | 00:09 AM(Fri 13 March) | 2.99 ft (0.91 m) |
| Low Tide | 5:47 AM(Fri 13 March) | 1.94 ft (0.59 m) |
| High Tide | 11:35 AM(Fri 13 March) | 2.69 ft (0.82 m) |
| Low Tide | 5:41 PM(Fri 13 March) | 1.12 ft (0.34 m) |
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Tide Times for Rio das Ostras: Saturday 14 March 2026
| Tide | Time (-03)& Date | Height |
|---|---|---|
| High Tide | 00:44 AM(Sat 14 March) | 3.35 ft (1.02 m) |
| Low Tide | 6:29 AM(Sat 14 March) | 1.61 ft (0.49 m) |
| High Tide | 12:19 PM(Sat 14 March) | 3.15 ft (0.96 m) |
| Low Tide | 6:30 PM(Sat 14 March) | 0.69 ft (0.21 m) |
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Tide Times for Rio das Ostras: Sunday 15 March 2026
| Tide | Time (-03)& Date | Height |
|---|---|---|
| High Tide | 1:13 AM(Sun 15 March) | 3.71 ft (1.13 m) |
| Low Tide | 7:02 AM(Sun 15 March) | 1.28 ft (0.39 m) |
| High Tide | 12:52 PM(Sun 15 March) | 3.58 ft (1.09 m) |
| Low Tide | 7:09 PM(Sun 15 March) | 0.3 ft (0.09 m) |
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Tide Times for Rio das Ostras: Monday 16 March 2026
| Tide | Time (-03)& Date | Height |
|---|---|---|
| High Tide | 1:40 AM(Mon 16 March) | 4.0 ft (1.22 m) |
| Low Tide | 7:33 AM(Mon 16 March) | 0.98 ft (0.3 m) |
| High Tide | 1:21 PM(Mon 16 March) | 3.97 ft (1.21 m) |
| Low Tide | 7:45 PM(Mon 16 March) | -0.03 ft (-0.01 m) |
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Tide Times for Rio das Ostras: Tuesday 17 March 2026
| Tide | Time (-03)& Date | Height |
|---|---|---|
| High Tide | 2:05 AM(Tue 17 March) | 4.2 ft (1.28 m) |
| Low Tide | 8:04 AM(Tue 17 March) | 0.75 ft (0.23 m) |
| High Tide | 1:51 PM(Tue 17 March) | 4.3 ft (1.31 m) |
| Low Tide | 8:20 PM(Tue 17 March) | -0.23 ft (-0.07 m) |
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Tide Times for Rio das Ostras: Wednesday 18 March 2026
| Tide | Time (-03)& Date | Height |
|---|---|---|
| High Tide | 2:30 AM(Wed 18 March) | 4.3 ft (1.31 m) |
| Low Tide | 8:35 AM(Wed 18 March) | 0.59 ft (0.18 m) |
| High Tide | 2:21 PM(Wed 18 March) | 4.53 ft (1.38 m) |
| Low Tide | 8:55 PM(Wed 18 March) | -0.26 ft (-0.08 m) |
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Tide Times for Rio das Ostras: Thursday 19 March 2026
| Tide | Time (-03)& Date | Height |
|---|---|---|
| High Tide | 2:55 AM(Thu 19 March) | 4.27 ft (1.3 m) |
| Low Tide | 9:05 AM(Thu 19 March) | 0.46 ft (0.14 m) |
| High Tide | 2:52 PM(Thu 19 March) | 4.63 ft (1.41 m) |
| Low Tide | 9:30 PM(Thu 19 March) | -0.1 ft (-0.03 m) |
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Tide Times for Rio das Ostras: Friday 20 March 2026
| Tide | Time (-03)& Date | Height |
|---|---|---|
| High Tide | 3:20 AM(Fri 20 March) | 4.17 ft (1.27 m) |
| Low Tide | 9:37 AM(Fri 20 March) | 0.39 ft (0.12 m) |
| High Tide | 3:26 PM(Fri 20 March) | 4.59 ft (1.4 m) |
| Low Tide | 10:06 PM(Fri 20 March) | 0.23 ft (0.07 m) |
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Tide Times for Rio das Ostras: Saturday 21 March 2026
| Tide | Time (-03)& Date | Height |
|---|---|---|
| High Tide | 3:45 AM(Sat 21 March) | 3.97 ft (1.21 m) |
| Low Tide | 10:08 AM(Sat 21 March) | 0.39 ft (0.12 m) |
| High Tide | 4:02 PM(Sat 21 March) | 4.4 ft (1.34 m) |
| Low Tide | 10:42 PM(Sat 21 March) | 0.66 ft (0.2 m) |
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Tide Times for Rio das Ostras: Sunday 22 March 2026
| Tide | Time (-03)& Date | Height |
|---|---|---|
| High Tide | 4:11 AM(Sun 22 March) | 3.74 ft (1.14 m) |
| Low Tide | 10:42 AM(Sun 22 March) | 0.52 ft (0.16 m) |
| High Tide | 4:42 PM(Sun 22 March) | 4.07 ft (1.24 m) |
| Low Tide | 11:21 PM(Sun 22 March) | 1.21 ft (0.37 m) |
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Tide Times for Rio das Ostras: Monday 23 March 2026
| Tide | Time (-03)& Date | Height |
|---|---|---|
| High Tide | 4:38 AM(Mon 23 March) | 3.45 ft (1.05 m) |
| Low Tide | 11:20 AM(Mon 23 March) | 0.69 ft (0.21 m) |
| High Tide | 5:28 PM(Mon 23 March) | 3.61 ft (1.1 m) |
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Tide Times for Rio das Ostras: Tuesday 24 March 2026
| Tide | Time (-03)& Date | Height |
|---|---|---|
| Low Tide | 00:09 AM(Tue 24 March) | 1.74 ft (0.53 m) |
| High Tide | 5:08 AM(Tue 24 March) | 3.15 ft (0.96 m) |
| Low Tide | 12:14 PM(Tue 24 March) | 0.98 ft (0.3 m) |
| High Tide | 6:29 PM(Tue 24 March) | 3.12 ft (0.95 m) |
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Tide Times for Rio das Ostras: Wednesday 25 March 2026
| Tide | Time (-03)& Date | Height |
|---|---|---|
| Low Tide | 1:32 AM(Wed 25 March) | 2.2 ft (0.67 m) |
| High Tide | 5:46 AM(Wed 25 March) | 2.85 ft (0.87 m) |
| Low Tide | 1:53 PM(Wed 25 March) | 1.25 ft (0.38 m) |
| High Tide | 11:12 PM(Wed 25 March) | 2.85 ft (0.87 m) |
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Tide Times for Rio das Ostras: Thursday 26 March 2026
| Tide | Time (-03)& Date | Height |
|---|---|---|
| Low Tide | 3:53 AM(Thu 26 March) | 2.36 ft (0.72 m) |
| High Tide | 6:57 AM(Thu 26 March) | 2.53 ft (0.77 m) |
| Low Tide | 3:58 PM(Thu 26 March) | 1.18 ft (0.36 m) |
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Tide Times for Rio das Ostras: Friday 27 March 2026
| Tide | Time (-03)& Date | Height |
|---|---|---|
| High Tide | 00:16 AM(Fri 27 March) | 3.18 ft (0.97 m) |
| Low Tide | 5:34 AM(Fri 27 March) | 2.1 ft (0.64 m) |
| High Tide | 10:49 AM(Fri 27 March) | 2.62 ft (0.8 m) |
| Low Tide | 5:26 PM(Fri 27 March) | 0.89 ft (0.27 m) |
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Tide Times for Rio das Ostras: Saturday 28 March 2026
| Tide | Time (-03)& Date | Height |
|---|---|---|
| High Tide | 00:47 AM(Sat 28 March) | 3.45 ft (1.05 m) |
| Low Tide | 6:21 AM(Sat 28 March) | 1.77 ft (0.54 m) |
| High Tide | 11:54 AM(Sat 28 March) | 3.12 ft (0.95 m) |
| Low Tide | 6:22 PM(Sat 28 March) | 0.52 ft (0.16 m) |
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Tide Times for Rio das Ostras: Sunday 29 March 2026
| Tide | Time (-03)& Date | Height |
|---|---|---|
| High Tide | 1:10 AM(Sun 29 March) | 3.67 ft (1.12 m) |
| Low Tide | 6:55 AM(Sun 29 March) | 1.41 ft (0.43 m) |
| High Tide | 12:33 PM(Sun 29 March) | 3.58 ft (1.09 m) |
| Low Tide | 7:05 PM(Sun 29 March) | 0.26 ft (0.08 m) |
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Tide Times for Rio das Ostras: Monday 30 March 2026
| Tide | Time (-03)& Date | Height |
|---|---|---|
| High Tide | 1:30 AM(Mon 30 March) | 3.84 ft (1.17 m) |
| Low Tide | 7:25 AM(Mon 30 March) | 1.12 ft (0.34 m) |
| High Tide | 1:07 PM(Mon 30 March) | 3.97 ft (1.21 m) |
| Low Tide | 7:41 PM(Mon 30 March) | 0.13 ft (0.04 m) |
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Tide Times for Rio das Ostras: Tuesday 31 March 2026
| Tide | Time (-03)& Date | Height |
|---|---|---|
| High Tide | 1:50 AM(Tue 31 March) | 3.94 ft (1.2 m) |
| Low Tide | 7:54 AM(Tue 31 March) | 0.85 ft (0.26 m) |
| High Tide | 1:39 PM(Tue 31 March) | 4.23 ft (1.29 m) |
| Low Tide | 8:13 PM(Tue 31 March) | 0.1 ft (0.03 m) |
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Tide Times for Rio das Ostras: Wednesday 01 April 2026
| Tide | Time (-03)& Date | Height |
|---|---|---|
| High Tide | 2:11 AM(Wed 01 April) | 4.04 ft (1.23 m) |
| Low Tide | 8:21 AM(Wed 01 April) | 0.62 ft (0.19 m) |
| High Tide | 2:10 PM(Wed 01 April) | 4.36 ft (1.33 m) |
| Low Tide | 8:42 PM(Wed 01 April) | 0.2 ft (0.06 m) |
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Tide Times for Rio das Ostras: Thursday 02 April 2026
| Tide | Time (-03)& Date | Height |
|---|---|---|
| High Tide | 2:33 AM(Thu 02 April) | 4.04 ft (1.23 m) |
| Low Tide | 8:47 AM(Thu 02 April) | 0.46 ft (0.14 m) |
| High Tide | 2:41 PM(Thu 02 April) | 4.4 ft (1.34 m) |
| Low Tide | 9:09 PM(Thu 02 April) | 0.36 ft (0.11 m) |
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Tide Times for Rio das Ostras: Friday 03 April 2026
| Tide | Time (-03)& Date | Height |
|---|---|---|
| High Tide | 2:55 AM(Fri 03 April) | 4.0 ft (1.22 m) |
| Low Tide | 9:12 AM(Fri 03 April) | 0.36 ft (0.11 m) |
| High Tide | 3:12 PM(Fri 03 April) | 4.3 ft (1.31 m) |
| Low Tide | 9:35 PM(Fri 03 April) | 0.62 ft (0.19 m) |
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NOTE: We do not accept responsibility for any amendments or changes to the data whilst it is displayed / printed from our website.
