Surf Forecasts:
How big are the waves at Rosa today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 6.5ft (2.0m), 8s period with NE swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 6ft (1.9m), 8s period with NE swell.
- Evening surf: Evening surf (18 Aug, local time) - 5ft (1.5m), 8s period with ENE swell.
The current surf forecast for Rosa at 4AM is: 1.8m 8s primary swell from a Northeast direction and 0.2m 11s secondary swell from a South direction (forecast issued at 08:00pm August 17). The wind direction is predicted to be cross-shore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 6.5ft (2.0m) | 8s |
| Afternoon (18 Aug) | 6ft (1.9m) | 8s |
| Evening (18 Aug) | 5ft (1.5m) | 8s |
Table - waves today at Rosa. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 33°C on Tue afternoon, min 18°C on Tue night). Wind will be generally light. | ||||||||||||||||||
Mon 17 | Tuesday 18 | Wednesday 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) | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
Wave Graph  | ||||||||||||||||||
 kJ | 604 | 540 | 467 | 428 | 634 | 517 | 481 | 493 | 351 | 309 | 255 | 249 | 192 | 161 | 157 | 116 | 113 | 102 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross-off | glassy | cross-off | cross-off | cross-off | cross | cross | cross | glassy |
High Tide | 3:49PM0.55m | 4:12AM0.62m | 11:02AM0.33m | 4:15PM0.54m | 4:57AM0.55m | 12:02PM0.42m | 4:43PM0.52m | |||||||||||
Low Tide | 8:20PM0.22m | 8:42AM0.31m | 11:52AM0.33m | 8:52PM0.20m | 8:49AM0.34m | 1:09PM0.41m | ||||||||||||
 | | | | |  |  | | | | |  | | | | |  | | |
 | — | — | — | — | 6:43 | — | — | — | — | — | — | — | 6:41 | — | — | — | — | — |
 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:53 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 21 | 20 | 20 | 21 | 21 | 26 | 32 | 33 | 22 | 22 | 21 | 18 | 18 | 19 | 21 | 20 | 18 | 18 |
Feels °C | 20 | 19 | 20 | 21 | 20 | 26 | 31 | 33 | 23 | 23 | 23 | 18 | 19 | 20 | 21 | 20 | 19 | 20 |
Swell 1 Height (m) Direction Period (s) | SSE 10 | S 10 | S 11 | S 11 | NE 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 |
| kJ | 18 | 19 | 9 | 9 | 428 | 394 | 343 | 365 | 351 | 309 | 255 | 249 | 192 | 161 | 157 | 116 | 113 | 102 |
Swell 2 Height (m) Direction Period (s) | SE 8 | SE 8 | SE 8 | — | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 | S 9 | S 9 | S 9 | S 9 | S 8 | SSW 7 | SSW 7 | S 7 |
| kJ | 3 | 3 | 3 | — | 8 | 8 | 8 | 8 | 7 | 7 | 6 | 6 | 2 | 2 | 6 | 5 | 11 | 27 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | SE 8 | SE 9 | — | E 13 | E 13 | E 14 | — | SE 8 | SE 12 | SE 12 | S 9 | SE 13 | S 11 |
| kJ | — | — | — | — | — | 3 | 3 | — | 3 | 4 | 4 | — | 2 | 6 | 6 | 1 | 7 | 10 |
Wind waves Height (m) Direction Period (s) | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | — | SW 3 | SSW 3 | SSW 3 | SSW 3 | SSW 3 | SSW 3 | SSW 3 | S 3 | — |
| kJ | 604 | 540 | 467 | 428 | 634 | 517 | 481 | 493 | — | 2 | 1 | 1 | 2 | 2 | 2 | 2 | 1 | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 25 | 105 | 29 | 25 | 2 | 2 | 12 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 11 | 11 | 0 |
Best forecast wave conditions in Santa Catarina - Sul | ||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||
Header Global | ||||||||||||||||||
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