Surf Forecasts:
How big are the waves at Prainha today (17 Sep):
- Morning surf: Morning surf (17 Sep, local time) - 3.5ft (1.1m), 9s period with S swell.
- Afternoon surf: Afternoon surf (17 Sep, local time) - 2.5ft (0.8m), 9s period with S swell.
- Evening surf: Evening surf (17 Sep, local time) - 3.5ft (1.1m), 11s period with SSE swell.
The current surf forecast for Prainha at 11AM is: 1.0m 9s primary swell from a South direction and 0.5m 11s secondary swell from a South-southeast direction (forecast issued at 02:00am September 17). The wind direction is predicted to be onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Sep) | 3.5ft (1.1m) | 9s |
| Afternoon (17 Sep) | 2.5ft (0.8m) | 9s |
| Evening (17 Sep) | 3.5ft (1.1m) | 11s |
Table - waves today at Prainha. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 60mm), heaviest during Sat afternoon. Very mild (max 19°C on Sat afternoon, min 15°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 17 | Friday 18 | Saturday 19 | ||||||||||||||||||||||
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 | 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) | SSE 11 | SSE 10 | S 10 | S 9 | S 9 | S 9 | S 11 | SSE 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 9 | SSE 9 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | NE 7 | ENE 7 | NE 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 392 | 349 | 267 | 199 | 119 | 95 | 242 | 303 | 286 | 222 | 245 | 209 | 169 | 163 | 126 | 121 | 119 | 306 | 384 | 369 | 397 | 331 | 465 | 657 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | cross-off | glassy | on | on | on | cross-on | glassy | cross-off | glassy | glassy | glassy | glassy | glassy | on | on | on | on | on | on | on | on | on |
High Tide | 5:10AM0.71m | 4:13PM0.66m | 6:12AM0.62m | 1:30PM0.62m | 12:29PM0.66m | |||||||||||||||||||
Low Tide | 9:34AM0.47m | 10:08PM0.27m | 9:31AM0.54m | 10:46PM0.36m | ||||||||||||||||||||
 | | |  | | | | |  | |  |  | | |  |  | | | | | | |  |  | |
 | — | — | 6:09 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — |
 | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 2 | 3 | 2 | 4 | 4 | 4 | 13 | 12 |
Temp °C | 14 | 14 | 14 | 16 | 18 | 18 | 17 | 17 | 16 | 15 | 16 | 17 | 18 | 17 | 17 | 17 | 18 | 18 | 18 | 18 | 18 | 18 | 19 | 19 |
Feels °C | 13 | 13 | 13 | 16 | 16 | 16 | 16 | 17 | 16 | 15 | 16 | 17 | 18 | 17 | 19 | 18 | 18 | 17 | 17 | 17 | 17 | 17 | 18 | 17 |
Swell 1 Height (m) Direction Period (s) | SSE 11 | SSE 10 | S 10 | S 9 | S 9 | S 9 | S 11 | SSE 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | S 9 | S 9 | ESE 7 | SSE 9 | SSE 9 |
| kJ | 392 | 349 | 267 | 199 | 119 | 94 | 242 | 303 | 286 | 222 | 245 | 209 | 169 | 163 | 126 | 121 | 88 | 88 | 66 | 59 | 40 | 89 | 26 | 15 |
Swell 2 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | SSE 11 | SSE 11 | E 7 | E 7 | E 7 | E 10 | E 10 | NE 4 | ENE 4 | ESE 10 | ESE 9 | ESE 9 | ESE 8 | SE 14 | SSE 13 | SSE 13 | SSE 13 | SSE 9 | SSE 11 | SSE 12 |
| kJ | 28 | 28 | 28 | 18 | 70 | 95 | 16 | 9 | 9 | 35 | 32 | 8 | 13 | 31 | 29 | 26 | 24 | 7 | 17 | 17 | 16 | 26 | 13 | 26 |
Swell 3 Height (m) Direction Period (s) | E 12 | ESE 12 | E 11 | ESE 11 | E 7 | E 7 | ESE 11 | E 11 | ESE 11 | E 7 | — | E 10 | ESE 10 | E 7 | — | — | S 14 | — | — | — | — | SSE 13 | S 9 | E 12 |
| kJ | 11 | 26 | 23 | 25 | 17 | 17 | 22 | 20 | 22 | 9 | — | 31 | 31 | 1 | — | — | 4 | — | — | — | — | 16 | 14 | 3 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | NE 2 | NE 3 | NE 3 | NE 4 | — | — | ENE 5 | NE 5 | NE 5 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | NE 7 | ENE 7 | NE 8 |
| kJ | — | — | — | — | — | — | — | 1 | 3 | 4 | 7 | — | — | 20 | 24 | 39 | 119 | 306 | 384 | 369 | 397 | 331 | 465 | 657 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 11 | 11 | 20 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 36 | 46 | 87 | 87 | 87 | 87 | 77 | 87 |
Best forecast wave conditions in Santa Catarina - Norte | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
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