Surf Forecasts:
How big are the waves at Praia das Dunas today (18 Sep):
- Evening surf: Evening surf (18 Sep, local time) - 6ft (1.8m), 11s period with S swell.
The current surf forecast for Praia das Dunas at 12AM is: 1.8m 11s primary swell from a South direction and 0.5m 9s secondary swell from a East-southeast direction, 0.7m 4s secondary swell from a East direction (forecast issued at 08:00pm September 17). The wind direction is predicted to be onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | - | - |
| Afternoon (18 Sep) | - | - |
| Evening (18 Sep) | 6ft (1.8m) | 11s |
Table - waves today at Praia das Dunas. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Thu night. Warm (max 23°C on Sun morning, min 18°C on Thu night). Winds increasing (moderate winds from the ENE on Thu night, near gales from the NE by Sun afternoon). | ||||||||||||||||||
Thu 17 | Friday 18 | Saturday 19 | ||||||||||||||||
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) | S 12 | S 11 | S 11 | S 10 | E 5 | E 5 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 | E 6 | ENE 6 |
Wave Graph  | ||||||||||||||||||
 kJ | 909 | 807 | 750 | 273 | 40 | 49 | 403 | 396 | 388 | 381 | 302 | 290 | 239 | 194 | 190 | 137 | 142 | 130 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on |
High Tide | 4:58PM0.78m | 6:43AM0.72m | 5:31PM0.71m | 11:00AM0.73m | 7:01PM0.64m | |||||||||||||
Low Tide | 00:21AM0.32m | 1:21PM0.60m | 1:58AM0.37m | 3:45PM0.60m | ||||||||||||||
 |  |  | |  |  | | | | | | |  | | | |  | | |
 | — | — | — | 5:41 | — | — | — | — | — | — | — | 5:41 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 5:42 | — | — | — | — | — | — | — | 5:43 | — | — |
mm | 1 | 1 | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 18 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 20 | 20 | 20 | 20 | 20 |
Feels °C | 17 | 16 | 17 | 17 | 17 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 15 | 15 | 14 | 14 |
Swell 1 Height (m) Direction Period (s) | S 12 | S 11 | S 11 | S 10 | SSW 10 | SSW 11 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 | S 9 | S 9 |
| kJ | 909 | 807 | 750 | 273 | 418 | 460 | 403 | 396 | 388 | 381 | 302 | 290 | 239 | 194 | 190 | 137 | 142 | 106 |
Swell 2 Height (m) Direction Period (s) | ESE 9 | ESE 9 | ESE 9 | SSW 12 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 10 | ESE 10 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | SSW 10 | ESE 9 | S 13 |
| kJ | 61 | 45 | 42 | 228 | 40 | 41 | 28 | 24 | 30 | 31 | 30 | 29 | 17 | 16 | 16 | 10 | 17 | 32 |
Swell 3 Height (m) Direction Period (s) | ENE 6 | — | ESE 9 | ESE 8 | — | — | — | — | — | — | — | — | — | S 15 | S 15 | S 15 | S 14 | ESE 10 |
| kJ | 4 | — | 58 | 41 | — | — | — | — | — | — | — | — | — | 4 | 4 | 4 | 15 | 9 |
Wind waves Height (m) Direction Period (s) | — | ENE 6 | E 4 | E 4 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 6 | ENE 6 |
| kJ | — | 4 | 16 | 17 | 34 | 49 | 66 | 66 | 65 | 62 | 64 | 65 | 62 | 65 | 78 | 95 | 119 | 130 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 5 | 5 | 5 | 5 | 5 | 68 | 111 | 274 | 274 | 146 | 58 | 58 | 58 | 83 | 146 | 274 | 274 | 148 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||
Header Global | ||||||||||||||||||
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