Surf Forecasts:
Prainha surf forecast from 15 Jul 2026:
- Best quality surf: Sunday 19 Jul, 9AM (local time) - 5ft (1.6m), 8s period, ENE swell with offshore winds.
- Most powerful swell: Saturday 18 Jul, 6PM (local time) - 7.5ft (2.3m), 9s period, NE swell with 834 kJ wave energy.
- Next surfable swell (1★+): Sunday 19 Jul, 9AM (local time) - 5ft (1.6m), 8s period with ENE swell.
Best Forecast Surf Conditions for Prainha this week:
The surf forecast for Prainha over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Jul 19) at 9AM. The primary swell is predicted to be 1.6m and 8s period with a secondary swell of 0.2m and 13s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Prainha in the next 16 days are 2.3m 9s and forecast to arrive on Saturday (Jul 18) at 6PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.6m 6s period and expected on Thursday (Jul 16) at 9AM.
| Wave Type | Time (-03) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9AM (Sun 19th Jul) | 5ft (1.6m) 8s |
| Best Surf | 9AM (Sun 19th Jul) | 5ft (1.6m) 8s |
| Most Powerful | 6PM (Sat 18th Jul) | 7.5ft (2.3m) 9s |
Table - best surf conditions forecast for Prainha over the next 16 days.
Short Range ForecastMostly dry. Warm (max 23°C on Fri morning, min 14°C on Tue night). Wind will be generally light. | Days 5-7 Weather SummaryMostly dry. Warm (max 27°C on Mon afternoon, min 18°C on Fri night). Wind will be generally light. | ||||||||||||||||||||
Wednesday 15 | Thursday 16 | Friday 17 | Saturday 18 | Sunday 19 | Monday 20 | Tue 21 | |||||||||||||||
Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | SE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | NE 7 | NE 8 | ENE 8 | NE 8 | NE 8 | ENE 8 | NE 9 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | NE 8 | ENE 8 | ENE 8 | ENE 8 |
Wave Graph  | |||||||||||||||||||||
 kJ | 461 | 378 | 251 | 240 | 163 | 163 | 178 | 395 | 334 | 540 | 666 | 500 | 695 | 339 | 306 | 295 | 245 | 330 | 239 | 249 | 249 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | off | glassy | cross-on | cross-on | cross-on | cross-on | glassy | on |
High Tide | 1:33AM0.61m | 3:55PM0.72m | 2:04AM0.67m | 4:01PM0.65m | 2:38AM0.72m | 4:11PM0.60m | 3:15AM0.73m | 4:27PM0.56m | 9:16PM0.43m | 3:55AM0.71m | 4:49PM0.55m | 4:39AM0.66m | 5:14PM0.53m | 5:30AM0.59m | 5:44PM0.52m | ||||||
Low Tide | 9:39PM0.39m | 9:15AM-0.05m | 10:07PM0.43m | 9:56AM-0.02m | 10:30PM0.46m | 10:35AM0.03m | 10:48PM0.45m | 11:12AM0.11m | 8:49PM0.43m | 11:48AM0.20m | 9:02PM0.38m | 12:28PM0.29m | 9:45PM0.35m | 1:28PM0.37m | |||||||
 |  |  | | | | | | | | | | | | | | | | | | | |
 | — | 7:03 | — | — | 7:03 | — | — | 7:03 | — | — | 7:03 | — | — | 7:03 | — | — | 7:01 | — | — | 7:01 | — |
 | — | — | 5:36 | — | — | 5:36 | — | — | 5:37 | — | — | 5:37 | — | — | 5:37 | — | — | 5:37 | — | — | 5:38 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 19 | 19 | 15 | 21 | 21 | 16 | 23 | 23 | 18 | 26 | 26 | 21 | 23 | 23 | 20 | 26 | 27 | 22 | 24 | 26 |
Feels °C | 14 | 16 | 16 | 13 | 18 | 19 | 14 | 21 | 21 | 17 | 24 | 24 | 20 | 24 | 25 | 21 | 24 | 25 | 21 | 26 | 27 |
Swell 1 Height (m) Direction Period (s) | SE 10 | ESE 10 | ESE 10 | ESE 10 | NE 6 | ESE 10 | ESE 10 | ENE 8 | ESE 10 | ENE 8 | ENE 8 | SSE 16 | ENE 9 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 461 | 378 | 251 | 240 | 91 | 163 | 118 | 260 | 40 | 339 | 412 | 26 | 426 | 339 | 306 | 295 | 245 | 228 | 239 | 249 | 249 |
Swell 2 Height (m) Direction Period (s) | S 11 | S 10 | S 10 | S 13 | ESE 10 | SE 11 | S 20 | ESE 10 | SSE 16 | ESE 10 | SSE 13 | S 13 | SSE 15 | SSE 13 | SSE 13 | S 12 | S 11 | S 11 | S 10 | S 9 | S 9 |
| kJ | 9 | 8 | 2 | 3 | 163 | 18 | 7 | 67 | 26 | 40 | 17 | 3 | 21 | 17 | 16 | 11 | 9 | 9 | 8 | 15 | 14 |
Swell 3 Height (m) Direction Period (s) | E 7 | S 10 | S 14 | S 13 | S 13 | S 12 | S 13 | SE 18 | S 12 | SSE 15 | S 10 | S 10 | E 9 | E 9 | — | — | — | — | S 6 | S 13 | S 12 |
| kJ | 1 | 18 | 4 | 3 | 3 | 3 | 3 | 12 | 3 | 21 | 2 | 2 | 2 | 2 | — | — | — | — | 1 | 3 | 3 |
Wind waves Height (m) Direction Period (s) | NNW 2 | NNE 4 | NE 5 | NE 6 | NNE 6 | NE 7 | NE 7 | NE 8 | ENE 8 | NE 8 | NE 8 | ENE 8 | NE 9 | — | — | — | — | NE 8 | — | N 4 | N 4 |
| kJ | 1 | 24 | 43 | 72 | 202 | 128 | 178 | 395 | 334 | 540 | 666 | 500 | 695 | — | — | — | — | 330 | — | 22 | 32 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 5 | 13 | 35 | 13 | 13 | 13 | 13 | 13 | 13 | 19 | 19 | 31 | 5 | 0 | 0 | 5 | 11 | 85 | 6 | 0 | 31 |
Best forecast wave conditions in Santa Catarina - Sul | |||||||||||||||||||||
Best forecast wave conditions in Brazil | |||||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Prainha surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the Prainha Surf forecast
The above surf forecast table for Prainha provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Prainha can be found by selecting the local surf guide option on the grey menu. Our Prainha surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Prainha) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Prainha may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Prainha is 26 km (16 miles) from the city of Santo Amaro da Imperatriz. If you plan a holiday in Santa Catarina - Sul, look for hotels and other accommodation in Santo Amaro da Imperatriz. Santo Amaro da Imperatriz has rooms for a wide range of budgets as well as car hire and transport links.
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