Surf Forecasts:
How big are the waves at Praia das Dunas today (31 Aug):
- Morning surf: Morning surf (31 Aug, local time) - 3ft (0.9m), 8s period with ENE swell.
- Afternoon surf: Afternoon surf (31 Aug, local time) - 2.5ft (0.8m), 8s period with ENE swell.
- Evening surf: Evening surf (31 Aug, local time) - 4.5ft (1.4m), 8s period with ENE swell.
The current surf forecast for Praia das Dunas at 7AM is: 1.0m 8s primary swell from a East-northeast direction (forecast issued at 02:00am August 31). An open ocean swell of 0.4m 4s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Aug) | 3ft (0.9m) | 8s |
| Afternoon (31 Aug) | 2.5ft (0.8m) | 8s |
| Evening (31 Aug) | 4.5ft (1.4m) | 8s |
Table - waves today at Praia das Dunas. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 16mm), heaviest on Tue night. Warm (max 24°C on Tue morning, min 19°C on Tue night). Winds increasing (calm on Mon morning, strong winds from the WSW by Tue night). | ||||||||||||||||||||||||
Monday 31 | Tuesday 1 | Wednesday 2 | ||||||||||||||||||||||
12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | E 8 | ENE 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 149 | 123 | 118 | 102 | 102 | 77 | 102 | 226 | 310 | 368 | 492 | 479 | 366 | 281 | 232 | 189 | 154 | 127 | 120 | 120 | 94 | 94 | 73 | 73 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | cross-off | glassy | glassy | cross-on | on | on | on | on | on | cross | cross-off | off | off | cross-off | off | cross-off | off | off | off | off | off | cross-off |
High Tide | 3:53AM1.12m | 4:18PM0.97m | 4:30AM1.06m | 4:45PM0.90m | 5:13AM0.98m | 5:15PM0.82m | ||||||||||||||||||
Low Tide | 10:09PM0.20m | 10:39AM0.11m | 10:44PM0.21m | 11:20AM0.23m | 11:23PM0.25m | 12:10PM0.36m | ||||||||||||||||||
 |  |  | | |  |  | | | | |  | | |  | | |  |  |  | | | | | |
 | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:37 | — | — |
mm | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 2 | 8 | 2 | 1 | — | — | — | — |
Temp °C | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 21 | 24 | 22 | 22 | 22 | 22 | 20 | 19 | 20 | 20 | 20 | 20 | 20 | 20 |
Feels °C | 21 | 21 | 23 | 24 | 25 | 24 | 21 | 19 | 19 | 20 | 18 | 26 | 19 | 23 | 24 | 23 | 16 | 15 | 15 | 16 | 15 | 16 | 16 | 18 |
Swell 1 Height (m) Direction Period (s) | E 8 | ENE 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | ESE 8 | SW 6 | SSW 6 | SSW 7 | SSW 7 | SSW 8 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | SSW 7 | SSW 6 |
| kJ | 149 | 123 | 118 | 102 | 102 | 77 | 22 | 5 | 7 | 9 | 5 | 13 | 366 | 281 | 232 | 189 | 154 | 127 | 120 | 120 | 94 | 94 | 120 | 104 |
Swell 2 Height (m) Direction Period (s) | SSE 10 | ESE 9 | WSW 4 | E 8 | E 8 | ESE 8 | SW 6 | ESE 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | WSW 5 | SSE 7 | S 7 | SW 6 | SSE 9 | SSE 9 | SE 9 | SE 9 | ENE 8 | ENE 8 |
| kJ | 9 | 27 | 8 | 33 | 36 | 24 | 6 | 6 | 1 | 1 | 1 | 6 | 5 | 10 | 19 | 5 | 4 | 37 | 8 | 8 | 3 | 3 | 73 | 73 |
Swell 3 Height (m) Direction Period (s) | SSE 10 | SSE 10 | ESE 9 | SW 4 | SW 4 | WSW 4 | S 9 | S 9 | S 9 | — | — | — | S 8 | S 7 | S 7 | — | S 9 | S 7 | S 7 | — | SE 9 | — | SE 9 | S 11 |
| kJ | 9 | 9 | 26 | 5 | 4 | 2 | 2 | 2 | 2 | — | — | — | 5 | 10 | 9 | — | 2 | 4 | 3 | — | 3 | — | 3 | 23 |
Wind waves Height (m) Direction Period (s) | WSW 3 | WSW 4 | — | — | — | — | ENE 8 | ENE 8 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | WSW 4 | WSW 5 | — | SW 6 | WSW 6 | WSW 6 | SW 6 | SW 6 | SW 7 | SW 7 | — | — |
| kJ | 9 | 10 | — | — | — | — | 102 | 226 | 310 | 368 | 492 | 479 | 27 | 33 | — | 39 | 49 | 48 | 34 | 89 | 163 | 168 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 13 | 0 | 0 | 0 | 0 | 13 | 295 | 45 | 122 | 43 | 43 | 5 | 151 | 0 | 0 | 13 | 122 | 304 | 286 | 304 | 698 | 811 | 311 | 235 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
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