Surf Forecasts:
How big are the waves at Praia das Dunas today (21 Aug):
- Evening surf: Evening surf (21 Aug, local time) - 5.5ft (1.7m), 7s period with ENE swell.
The current surf forecast for Praia das Dunas at 12AM is: 1.7m 7s primary swell from a East-northeast direction and 0.1m 11s secondary swell from a Southeast direction (forecast issued at 08:00pm August 20). An open ocean swell of 0.3m 11s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | - | - |
| Afternoon (21 Aug) | - | - |
| Evening (21 Aug) | 5.5ft (1.7m) | 7s |
Table - waves today at Praia das Dunas. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Fri night. Warm (max 28°C on Fri morning, min 18°C on Sat night). Winds decreasing (fresh winds from the NE on Thu night, light winds from the SE by Sat night). | ||||||||||||||||||
Thu 20 | Friday 21 | Saturday 22 | ||||||||||||||||
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) | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | NE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 |
Wave Graph  | ||||||||||||||||||
 kJ | 280 | 254 | 262 | 223 | 256 | 256 | 478 | 181 | 135 | 102 | 64 | 44 | 43 | 30 | 17 | 16 | 16 | 15 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | cross-on | off | off | off | off | off | off | off | off | off | cross-off | cross-off |
High Tide | 6:28PM0.70m | 11:12AM0.73m | 8:52PM0.64m | 12:15PM0.81m | ||||||||||||||
Low Tide | 2:40AM0.38m | 4:14PM0.58m | 4:24AM0.35m | 5:50PM0.52m | ||||||||||||||
 | | | | |  | | |  |  | |  | |  |  | | | | |
 | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — |
 | — | — | — | — | — | — | — | 5:34 | — | — | — | — | — | — | — | 5:34 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — |
Temp °C | 23 | 21 | 20 | 20 | 20 | 22 | 28 | 23 | 21 | 21 | 20 | 19 | 20 | 20 | 20 | 20 | 19 | 20 |
Feels °C | 19 | 17 | 16 | 17 | 17 | 19 | 27 | 20 | 18 | 17 | 17 | 15 | 17 | 16 | 17 | 18 | 18 | 20 |
Swell 1 Height (m) Direction Period (s) | S 12 | SSW 12 | SSW 11 | SSW 11 | SSW 10 | SSW 10 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | SSW 8 | SSW 10 | SSW 11 | SSW 11 |
| kJ | 11 | 26 | 24 | 38 | 34 | 33 | 250 | 181 | 135 | 102 | 64 | 44 | 43 | 30 | 277 | 850 | 972 | 871 |
Swell 2 Height (m) Direction Period (s) | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | S 16 | SSW 10 | SSW 9 | SSW 9 | S 15 | S 14 | SSW 8 | WSW 7 | WSW 8 | SSW 10 | ENE 7 | ENE 7 | ENE 7 |
| kJ | 5 | 5 | 5 | 5 | 5 | 5 | 31 | 29 | 27 | 4 | 4 | 24 | 35 | 23 | 237 | 16 | 16 | 15 |
Swell 3 Height (m) Direction Period (s) | S 9 | — | S 11 | S 11 | S 11 | S 11 | S 16 | S 15 | S 15 | — | — | S 14 | S 14 | SSW 12 | ENE 7 | — | — | E 8 |
| kJ | 2 | — | 2 | 2 | 2 | 2 | 5 | 5 | 4 | — | — | 4 | 4 | 13 | 17 | — | — | 6 |
Wind waves Height (m) Direction Period (s) | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | NE 8 | SW 6 | WSW 4 | SW 5 | SSW 5 | SW 7 | SSW 8 | SSW 8 | — | — | — | — |
| kJ | 280 | 254 | 262 | 223 | 256 | 256 | 478 | 1 | 21 | 53 | 97 | 168 | 220 | 263 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 119 | 58 | 48 | 48 | 45 | 15 | 15 | 788 | 813 | 311 | 304 | 235 | 235 | 215 | 235 | 274 | 68 | 43 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||
Header Global | ||||||||||||||||||
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