Surf Forecasts:
How big are the waves at Atlantida today (20 Aug):
- Afternoon surf: Afternoon surf (20 Aug, local time) - 4ft (1.2m), 6s period with ENE swell.
- Evening surf: Evening surf (20 Aug, local time) - 3ft (0.9m), 7s period with ENE swell.
The current surf forecast for Atlantida at 8PM is: 0.9m 7s primary swell from a East-northeast direction and 0.3m 8s secondary swell from a South direction (forecast issued at 02:00pm August 20). An open ocean swell of 0.5m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | - | - |
| Afternoon (20 Aug) | 4ft (1.2m) | 6s |
| Evening (20 Aug) | 3ft (0.9m) | 7s |
Table - waves today at Atlantida. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Thu afternoon. Very mild (max 19°C on Thu afternoon, min 8°C on Sat night). Winds increasing (calm on Thu afternoon, fresh winds from the W by Fri morning). | ||||||||||||||||||||
Thu 20 | Friday 21 | Saturday 22 | ||||||||||||||||||
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 6 | ENE 6 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | S 7 | E 11 | SSW 9 | SSW 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 10 | S 10 | S 10 |
Wave Graph  | ||||||||||||||||||||
 kJ | 136 | 110 | 90 | 82 | 70 | 56 | 37 | 54 | 2 | 360 | 422 | 450 | 503 | 515 | 794 | 431 | 388 | 405 | 440 | 486 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | glassy | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 11:32AM0.38m | 4:19PM0.41m | 11:41PM0.21m | 5:36AM0.33m | 12:09PM0.43m | 4:22PM0.37m | 00:01AM0.22m | 12:39PM0.46m | ||||||||||||
Low Tide | 1:37PM0.35m | 8:52PM0.15m | 1:35AM0.19m | 8:08AM0.28m | 3:21PM0.37m | 9:21PM0.18m | 2:55AM0.18m | |||||||||||||
 | |  | |  | |  |  |  | | | | | | | | | |  | | |
 | — | — | — | — | — | — | 6:48 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — |
 | — | 5:58 | — | — | — | — | — | — | — | 5:59 | — | — | — | — | — | — | — | 5:59 | — | — |
mm | — | — | 3 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 21 | 19 | 18 | 17 | 15 | 14 | 13 | 13 | 13 | 13 | 12 | 11 | 11 | 10 | 10 | 9 | 12 | 13 | 12 | 10 |
Feels °C | 22 | 21 | 16 | 14 | 10 | 9 | 7 | 6 | 7 | 8 | 7 | 6 | 7 | 5 | 5 | 4 | 7 | 7 | 7 | 6 |
Swell 1 Height (m) Direction Period (s) | ENE 6 | ENE 6 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | S 7 | NE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | S 9 | S 9 | S 9 | S 10 | S 10 | S 10 |
| kJ | 136 | 110 | 90 | 82 | 70 | 56 | 37 | 54 | 14 | 11 | 6 | 6 | 7 | 7 | 459 | 431 | 388 | 405 | 440 | 486 |
Swell 2 Height (m) Direction Period (s) | S 8 | S 8 | ENE 8 | S 8 | S 8 | S 7 | S 7 | ENE 7 | E 11 | — | — | — | — | — | ENE 8 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | ENE 9 |
| kJ | 21 | 21 | 24 | 10 | 10 | 10 | 9 | 27 | 2 | — | — | — | — | — | 7 | 14 | 15 | 16 | 15 | 15 |
Swell 3 Height (m) Direction Period (s) | ENE 8 | ENE 8 | S 8 | SE 5 | SE 5 | SE 5 | E 11 | E 11 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 12 | 11 | 20 | 1 | 1 | 1 | 3 | 2 | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NE 6 | — | — | W 3 | W 4 | W 4 | WSW 4 | W 4 | SW 5 | SSW 9 | SSW 9 | S 9 | S 9 | S 9 | S 9 | WSW 3 | W 3 | WSW 3 | WSW 3 | — |
| kJ | 223 | — | — | 4 | 17 | 24 | 40 | 36 | 93 | 360 | 422 | 450 | 503 | 515 | 794 | 7 | 6 | 7 | 4 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 32 | 0 | 208 | 39 | 190 | 39 | 180 | 190 | 190 | 312 | 222 | 222 | 222 | 222 | 192 | 45 | 45 | 66 | 32 | 0 |
Best forecast wave conditions in Rio Grande Do Sul | ||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||
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