Surf Forecasts:
How big are the waves at Praia das Dunas today (21 Sep):
- Morning surf: Morning surf (21 Sep, local time) - 4.5ft (1.3m), 7s period with ENE swell.
- Afternoon surf: Afternoon surf (21 Sep, local time) - 5ft (1.6m), 7s period with ENE swell.
- Evening surf: Evening surf (21 Sep, local time) - 6ft (1.9m), 7s period with ENE swell.
The current surf forecast for Praia das Dunas at 2AM is: 1.7m 7s primary swell from a East-northeast direction and 1.5m 7s secondary swell from a East-northeast direction (forecast issued at 08:00pm September 20). An open ocean swell of 0.4m 12s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Sep) | 4.5ft (1.3m) | 7s |
| Afternoon (21 Sep) | 5ft (1.6m) | 7s |
| Evening (21 Sep) | 6ft (1.9m) | 7s |
Table - waves today at Praia das Dunas. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 10mm), heaviest on Wed morning. Warm (max 28°C on Tue morning, min 20°C on Sun night). Winds decreasing (strong winds from the NE on Sun night, calm by Wed morning). | ||||||||||||||||||
Sun 20 | Monday 21 | Tuesday 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 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
Wave Graph  | ||||||||||||||||||
 kJ | 384 | 374 | 277 | 345 | 301 | 186 | 215 | 252 | 294 | 390 | 358 | 327 | 627 | 385 | 385 | 643 | 270 | 202 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | cross-on | on | on | on | on | on | on | on | on | on | cross | cross-off | cross-off | cross-off |
High Tide | 11:12PM0.71m | 12:26PM0.90m | 11:57PM0.82m | 12:55PM0.98m | ||||||||||||||
Low Tide | 5:18PM0.53m | 5:10AM0.28m | 6:00PM0.45m | 6:00AM0.18m | 6:33PM0.37m | |||||||||||||
 | |  | |  | |  | |  | | | | | |  | |  |  | |
 | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:44 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 |
Temp °C | 22 | 21 | 21 | 20 | 21 | 22 | 25 | 26 | 24 | 22 | 22 | 21 | 22 | 24 | 28 | 24 | 22 | 22 |
Feels °C | 16 | 16 | 18 | 18 | 19 | 19 | 23 | 23 | 21 | 19 | 20 | 20 | 20 | 22 | 30 | 23 | 22 | 20 |
Swell 1 Height (m) Direction Period (s) | S 12 | S 12 | S 12 | ENE 7 | ENE 7 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | ENE 8 | S 11 | S 10 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 99 | 69 | 70 | 204 | 181 | 25 | 24 | 23 | 10 | 9 | 9 | 9 | 350 | 9 | 8 | 370 | 270 | 202 |
Swell 2 Height (m) Direction Period (s) | SE 14 | SE 14 | SE 14 | SSW 12 | SSW 12 | — | SE 13 | SE 13 | — | — | — | — | S 11 | SE 13 | S 12 | S 10 | S 12 | S 10 |
| kJ | 7 | 7 | 7 | 46 | 46 | — | 6 | 6 | — | — | — | — | 9 | 7 | 3 | 2 | 3 | 2 |
Swell 3 Height (m) Direction Period (s) | — | — | — | SE 14 | — | — | — | — | — | — | — | — | SE 13 | — | — | S 12 | S 10 | S 12 |
| kJ | — | — | — | 7 | — | — | — | — | — | — | — | — | 7 | — | — | 3 | 2 | 3 |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | W 4 | W 4 |
| kJ | 384 | 374 | 277 | 345 | 301 | 186 | 215 | 252 | 294 | 390 | 358 | 327 | 627 | 385 | 385 | 643 | 13 | 36 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 68 | 58 | 43 | 15 | 15 | 45 | 13 | 13 | 43 | 58 | 48 | 15 | 45 | 25 | 15 | 287 | 13 | 247 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||
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