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Prainha Surf Forecast
/ Santa Catarina – Norte (41 surf breaks) /
Surf Forecasts:
Prainha surfForecast / Santa Catarina – Norte / Brazil
48hr Weather and Surf, issued 8 am Sunday 17 May 2026 -03Forecast update in hr min s Forecast update imminent
Prainha surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Prainha sea temperature is
21.7° C
(Which is normal for this time of year)How big are the waves at Prainha today?
The current surf forecast for Prainha at 3PM is: 0.8m 10s primary swell from a South-southeast direction and 0.3m 7s secondary swell from a East-northeast direction (forecast issued at 08:00am May 17). The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 May) | 3ft (0.9m) | 10s |
| Afternoon (17 May) | 2.5ft (0.8m) | 10s |
| Evening (17 May) | 3ft (0.9m) | 10s |
Table - waves today at Prainha. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 28mm), heaviest during Sun night. Warm (max 21°C on Sun morning, min 14°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 17 | Monday 18 | Tuesday 19 | Wed 20 | |||||||||||||||||||||
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 | 12 AM | 3 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSE 11 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | S 10 | S 10 | SSE 16 | S 6 | SSE 7 | SSE 7 | S 6 | S 7 | S 7 | S 7 | SSE 7 | SE 18 | SSE 17 | SSE 16 | SSE 15 | SSE 14 | SSE 14 | SSE 14 | |
187 | 184 | 141 | 136 | 133 | 163 | 320 | 70 | 24 | 350 | 423 | 385 | 328 | 430 | 447 | 452 | 382 | 319 | 1020 | 1956 | 1761 | 1621 | 1249 | 1019 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | off | glassy | cross-on | cross-off | cross-off | cross-off | off | off | cross-off | cross-off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | off | glassy | |
High Tide | 2:58PM0.98m | 2:33AM0.70m | 3:44PM0.92m | 2:59AM0.69m | 4:32PM0.83m | |||||||||||||||||||
Low Tide | 8:38AM0.12m | 10:15PM0.38m | 9:06AM0.12m | 11:17PM0.49m | 9:29AM0.14m | 00:24AM0.58m | ||||||||||||||||||
 |  | | |  |  |  |  | |  | | | | | |  | | |  | | |  | | | |
 | 6:48 | — | — | — | — | — | — | — | 6:48 | — | — | — | — | — | — | — | 6:48 | — | — | — | — | — | — | 6:48 |
 | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:30 | — | — | — | 5:30 |
— | — | — | — | 1 | 11 | 7 | — | 3 | 1 | 1 | 1 | 1 | 1 | — | 1 | — | — | — | — | — | — | — | — | |
Temp °C | 17 | 18 | 21 | 21 | 19 | 18 | 17 | 18 | 17 | 17 | 16 | 16 | 15 | 15 | 14 | 14 | 14 | 15 | 18 | 18 | 16 | 16 | 15 | 14 |
18 | 19 | 23 | 22 | 20 | 18 | 17 | 19 | 17 | 16 | 15 | 14 | 13 | 13 | 12 | 12 | 12 | 14 | 17 | 16 | 15 | 16 | 15 | 14 | |
Swell 1 Height (m) Direction Period (s) | SSE 11 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | ENE 7 | ENE 7 | S 10 | SSE 16 | NE 5 | NE 5 | SE 15 | SE 11 | SE 16 | SSE 16 | SE 15 | SSE 14 | SSE 14 | SSE 17 | SSE 16 | SSE 15 | SSE 14 | SSE 14 | SSE 14 |
 kJ | 187 | 184 | 141 | 136 | 133 | 5 | 5 | 70 | 24 | 1 | 1 | 9 | 5 | 10 | 24 | 54 | 80 | 213 | 1020 | 1956 | 1761 | 1621 | 1249 | 1019 |
Swell 2 Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | SE 12 | SE 16 | ENE 7 | E 7 | E 7 | NE 5 | E 15 | — | — | S 22 | SE 21 | SE 20 | SE 18 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | E 6 |
| kJ | 11 | 10 | 10 | 10 | 5 | 5 | 11 | 5 | 4 | 1 | 1 | 4 | — | — | 9 | 17 | 60 | 266 | 62 | 57 | 40 | 41 | 40 | 38 |
Swell 3 Height (m) Direction Period (s) | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 17 | SE 12 | SE 16 | NE 5 | — | E 15 | — | — | — | — | SE 14 | NE 6 | SE 18 | ESE 6 | — | — | — | E 8 | ENE 8 |
| kJ | 6 | 6 | 6 | 6 | 6 | 12 | 5 | 10 | 1 | — | 5 | — | — | — | — | 7 | 1 | 319 | 57 | — | — | — | 5 | 12 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | SSE 10 | S 10 | S 5 | S 5 | S 6 | SSE 7 | SSE 7 | S 6 | S 7 | S 7 | S 7 | SSE 7 | SSE 7 | S 7 | — | — | — | — | — |
| kJ | — | — | — | — | — | 163 | 320 | 44 | 60 | 350 | 423 | 385 | 328 | 430 | 447 | 452 | 382 | 281 | 139 | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 0 | 56 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Santa Catarina - Norte | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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