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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 2 pm Monday 18 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
21.5° C
(Which is normal for this time of year)How big are the waves at Prainha today?
The current surf forecast for Prainha at 6PM is: 1.9m 6s primary swell from a South direction and 0.4m 13s secondary swell from a Southeast direction, 0.1m 16s secondary swell from a Southeast direction (forecast issued at 02:00pm May 18). The wind direction is predicted to be offshore and the swell rating is 2.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | - | - |
| Afternoon (18 May) | 6ft (1.9m) | 7s |
| Evening (18 May) | 6.5ft (2.0m) | 6s |
Table - waves today at Prainha. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 4mm), mostly falling on Mon afternoon. Very mild (max 19°C on Wed morning, min 14°C on Mon afternoon). Wind will be generally light. | ||||||||||||||||||||||||
Mon 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 | 6 AM | 9 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 7 | S 7 | S 6 | S 6 | S 6 | S 7 | SSE 7 | SSE 14 | SSE 14 | S 16 | SSE 15 | SSE 14 | SSE 14 | SSE 14 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 14 | SSE 15 | S 15 | S 16 | SSE 15 | |
401 | 319 | 300 | 332 | 300 | 312 | 277 | 269 | 1249 | 2789 | 1950 | 1303 | 1138 | 907 | 735 | 590 | 492 | 613 | 880 | 1267 | 1659 | 2921 | 3712 | 2861 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | off | glassy | glassy | glassy | glassy | cross | cross-off | cross-off | off | off | cross-off | cross-off | |
High Tide | 3:44PM0.92m | 2:59AM0.69m | 4:32PM0.83m | 3:28AM0.68m | 5:25PM0.74m | 10:25PM0.70m | 4:03AM0.68m | |||||||||||||||||
Low Tide | 9:06AM0.12m | 11:17PM0.49m | 9:29AM0.14m | 00:24AM0.58m | 9:53AM0.18m | 8:13PM0.67m | 1:33AM0.63m | |||||||||||||||||
 | |  |  |  |  | |  |  | |  | | | | |  | | | | | | | | | |
 | — | — | — | — | — | — | 6:48 | — | — | — | — | — | — | — | 6:48 | — | — | — | — | — | — | — | 6:50 | — |
 | — | 5:31 | — | — | — | — | — | — | — | 5:30 | — | — | — | — | — | — | — | 5:30 | — | — | — | — | — | 5:30 |
1 | 2 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 16 | 15 | 14 | 15 | 15 | 14 | 14 | 15 | 17 | 17 | 16 | 15 | 15 | 15 | 15 | 16 | 19 | 18 | 16 | 15 | 14 | 14 | 14 | 15 |
14 | 14 | 12 | 13 | 14 | 12 | 13 | 14 | 16 | 16 | 16 | 15 | 14 | 15 | 15 | 16 | 19 | 16 | 15 | 13 | 13 | 13 | 13 | 13 | |
Swell 1 Height (m) Direction Period (s) | SSE 14 | SE 14 | SE 13 | SE 16 | SSE 12 | SE 15 | SSE 14 | SSE 14 | SE 17 | SSE 16 | SSE 15 | SSE 14 | SSE 14 | SSE 14 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 14 | SSE 15 | SSE 16 | SSE 16 | SSE 15 |
 kJ | 41 | 48 | 44 | 10 | 57 | 54 | 115 | 265 | 424 | 2136 | 1950 | 1303 | 1138 | 907 | 735 | 590 | 492 | 613 | 880 | 1267 | 1659 | 2338 | 2830 | 2861 |
Swell 2 Height (m) Direction Period (s) | E 7 | E 15 | SE 16 | E 7 | SE 11 | SE 21 | SE 20 | SE 18 | E 11 | ESE 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 |
| kJ | 1 | 4 | 10 | 1 | 5 | 17 | 60 | 269 | 2 | 26 | 26 | 24 | 24 | 24 | 18 | 17 | 11 | 15 | 15 | 15 | 9 | 9 | 9 | 5 |
Swell 3 Height (m) Direction Period (s) | — | SE 11 | — | SE 11 | S 22 | SE 13 | E 11 | — | — | — | — | — | — | — | ENE 8 | ENE 7 | ENE 7 | — | — | — | — | — | — | — |
| kJ | — | 5 | — | 5 | 9 | 7 | 2 | — | — | — | — | — | — | — | 11 | 11 | 10 | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | S 7 | S 7 | S 6 | S 6 | S 6 | S 7 | SSE 7 | SSE 7 | SSE 14 | S 16 | — | — | — | — | — | — | — | SSE 3 | SSE 4 | — | — | S 15 | S 16 | — |
| kJ | 401 | 319 | 300 | 332 | 300 | 312 | 277 | 212 | 1249 | 2789 | — | — | — | — | — | — | — | 4 | 18 | — | — | 2921 | 3712 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 56 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Santa Catarina - Norte | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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