Surf Forecasts:
How big are the waves at Praia das Dunas today (21 Jul):
- Afternoon surf: Afternoon surf (21 Jul, local time) - 6ft (1.8m), 7s period with ENE swell.
- Evening surf: Evening surf (21 Jul, local time) - 7ft (2.1m), 7s period with ENE swell.
The current surf forecast for Praia das Dunas at 9PM is: 2.1m 7s primary swell from a East-northeast direction and 0.2m 11s secondary swell from a South direction, 0.1m 13s secondary swell from a South direction (forecast issued at 02:00pm July 21). The wind direction is predicted to be onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jul) | - | - |
| Afternoon (21 Jul) | 6ft (1.8m) | 7s |
| Evening (21 Jul) | 7ft (2.1m) | 7s |
Table - waves today at Praia das Dunas. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Wed morning, min 20°C on Tue night). Winds decreasing (strong winds from the NE on Tue afternoon, calm by Wed night). | ||||||||||||||||||||
Tue 21 | Wednesday 22 | Thursday 23 | ||||||||||||||||||
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) | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
Wave Graph  | ||||||||||||||||||||
 kJ | 234 | 340 | 513 | 462 | 327 | 288 | 276 | 250 | 250 | 240 | 280 | 331 | 250 | 345 | 178 | 178 | 151 | 123 | 96 | 96 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | on | on | on | cross-on | on | on | on | cross-on | glassy | off | off | off | off | off |
High Tide | 7:10PM0.75m | 8:27AM0.75m | 8:16PM0.71m | 10:58AM0.76m | ||||||||||||||||
Low Tide | 1:47PM0.43m | 2:12AM0.39m | 3:00PM0.50m | 3:32AM0.37m | 4:33PM0.52m | |||||||||||||||
 | |  | | | | | | | | | | | | | |  | |  | | |
 | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — |
 | — | 5:22 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:22 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 23 | 22 | 21 | 21 | 20 | 22 | 26 | 25 | 24 | 22 | 22 | 21 | 21 | 22 | 22 | 22 | 22 | 21 |
Feels °C | 22 | 20 | 17 | 17 | 17 | 19 | 18 | 20 | 24 | 22 | 21 | 18 | 20 | 22 | 23 | 23 | 21 | 22 | 22 | 21 |
Swell 1 Height (m) Direction Period (s) | S 12 | S 12 | S 11 | S 11 | S 11 | SSW 11 | SSW 11 | SSW 11 | SSW 10 | SSW 10 | SSW 10 | SSW 9 | SSW 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 11 | 10 | 10 | 9 | 2 | 12 | 12 | 12 | 10 | 20 | 19 | 17 | 16 | 215 | 178 | 178 | 151 | 123 | 96 | 96 |
Swell 2 Height (m) Direction Period (s) | — | — | — | S 13 | S 13 | S 13 | S 13 | — | S 15 | S 15 | S 15 | S 14 | S 13 | SSW 9 | SSW 9 | SSW 9 | SSW 8 | SSW 8 | SSW 8 | SSW 8 |
| kJ | — | — | — | 4 | 3 | 3 | 3 | — | 4 | 4 | 4 | 4 | 4 | 16 | 16 | 15 | 14 | 14 | 13 | 13 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | S 11 | — | — | — | S 12 | S 12 | — | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 |
| kJ | — | — | — | — | — | 2 | — | — | — | 3 | 3 | — | 3 | 3 | 3 | 11 | 11 | 11 | 11 | 11 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | — | — | WSW 4 | WSW 4 | SW 4 | SW 4 |
| kJ | 234 | 340 | 513 | 462 | 327 | 288 | 276 | 250 | 250 | 240 | 280 | 331 | 250 | 345 | — | — | 2 | 1 | 4 | 4 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 13 | 58 | 58 | 58 | 48 | 46 | 15 | 15 | 13 | 13 | 48 | 46 | 43 | 5 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||
Header Global | ||||||||||||||||||||
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