Surf Forecasts:
Prainha surf forecast from 15 Jun 2026:
- Best quality surf: Thursday 18 Jun, 12AM (local time) - 1.5ft (0.4m), 15s period, SE swell with cross-offshore winds.
- Most powerful swell: Monday 15 Jun, 12PM (local time) - 5ft (1.5m), 8s period, SSE swell with 257 kJ wave energy.
- Next surfable swell (1★+): Thursday 18 Jun, 12AM (local time) - 1.5ft (0.4m), 15s period with SE 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 Thursday (Jun 18) at 12AM. The primary swell is predicted to be 0.4m and 15s period with a secondary swell of 0.2m and 9s. Another secondary swell of 0.2m and 3s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Prainha in the next 16 days are 1.5m 8s and forecast to arrive on Monday (Jun 15) at 12PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.0m 6s period and expected on Friday (Jun 19) at 3PM.
| Wave Type | Time (-03) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12AM (Thu 18th Jun) | 1.5ft (0.4m) 15s |
| Best Surf | 12AM (Thu 18th Jun) | 1.5ft (0.4m) 15s |
| Most Powerful | 12PM (Mon 15th Jun) | 5ft (1.5m) 8s |
Table - best surf conditions forecast for Prainha over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Sun night. Very mild (max 18°C on Sun afternoon, min 14°C on Mon night). Wind will be generally light. | Days 5-7 Weather SummaryLight rain (total 3mm), mostly falling on Fri night. Very mild (max 19°C on Thu night, min 15°C on Thu night). Wind will be generally light. | ||||||||||||||||||||
Sun 14 | Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | |||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | SE 9 | SE 5 | SE 7 | SE 9 | SE 11 | SE 5 | SE 5 | SE 12 | SE 12 | SSE 12 | SE 15 | SE 15 | SE 15 | SE 13 | SE 13 | SE 13 | E 7 | E 7 | E 7 | E 8 | E 8 |
Wave Graph  | |||||||||||||||||||||
 kJ | 38 | 31 | 107 | 21 | 18 | 7 | 6 | 25 | 23 | 14 | 57 | 79 | 104 | 62 | 63 | 25 | 59 | 64 | 51 | 41 | 45 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross | cross | cross | glassy | cross-off | on | cross-off | off | on | cross-off | cross-on | on | cross-on | glassy | glassy | cross | cross | cross | off | glassy |
High Tide | 2:47AM1.06m | 3:39PM1.35m | 3:27AM1.05m | 4:27PM1.29m | 4:06AM1.05m | 5:14PM1.20m | 4:47AM1.05m | 6:01PM1.11m | 5:32AM1.05m | 6:49PM1.03m | 6:24AM1.03m | 7:37PM0.97m | 7:23AM1.01m | ||||||||
Low Tide | 9:18PM0.48m | 8:09AM0.11m | 9:07PM0.57m | 8:43AM0.08m | 9:11PM0.62m | 9:21AM0.09m | 9:32PM0.65m | 10:01AM0.13m | 10:02PM0.65m | 10:44AM0.20m | 10:40PM0.63m | 11:31AM0.29m | 11:26PM0.62m | ||||||||
 |  |  |  |  |  | |  | | | | | | | | | | | |  | | |
 | — | — | 6:58 | — | — | 6:58 | — | — | 6:58 | — | — | 7:00 | — | — | 7:00 | — | — | 7:00 | — | — | 7:00 |
 | 5:29 | — | — | 5:29 | — | — | 5:29 | — | — | 5:29 | — | — | 5:30 | — | — | 5:30 | — | — | 5:30 | — | 5:30 |
mm | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 1 | — | — | — |
Temp °C | 18 | 17 | 16 | 15 | 15 | 16 | 17 | 17 | 17 | 17 | 17 | 17 | 18 | 19 | 17 | 18 | 19 | 19 | 21 | 22 | 18 |
Feels °C | 17 | 13 | 13 | 13 | 14 | 16 | 16 | 17 | 18 | 16 | 17 | 17 | 17 | 17 | 16 | 19 | 20 | 20 | 22 | 23 | 20 |
Swell 1 Height (m) Direction Period (s) | SE 9 | ESE 10 | ESE 10 | SE 5 | SE 5 | SE 5 | SE 5 | SE 12 | SE 12 | ENE 5 | SE 15 | SE 15 | SE 15 | SE 13 | ENE 5 | ENE 6 | E 7 | E 7 | E 7 | E 8 | E 8 |
| kJ | 38 | 20 | 18 | 19 | 10 | 5 | 6 | 25 | 23 | 2 | 57 | 79 | 104 | 62 | 12 | 36 | 59 | 64 | 51 | 41 | 45 |
Swell 2 Height (m) Direction Period (s) | ESE 10 | E 7 | E 6 | SE 9 | SE 11 | ESE 8 | E 8 | SSE 5 | ENE 6 | ESE 9 | ESE 9 | ESE 10 | E 9 | E 9 | SE 13 | SE 13 | SSE 12 | SE 11 | SSE 11 | E 9 | SE 5 |
| kJ | 20 | 4 | 1 | 21 | 18 | 7 | 6 | 3 | 3 | 8 | 8 | 18 | 15 | 14 | 63 | 25 | 15 | 5 | 39 | 15 | 13 |
Swell 3 Height (m) Direction Period (s) | E 7 | — | S 14 | ESE 9 | ESE 9 | SE 12 | SE 12 | E 8 | SSE 6 | SSE 12 | ENE 6 | ENE 5 | SSE 4 | ESE 17 | E 8 | E 8 | E 11 | — | — | SE 10 | SSE 11 |
| kJ | 4 | — | 4 | 17 | 8 | 6 | 5 | 5 | 3 | 14 | 4 | 2 | 2 | 27 | 13 | 6 | 2 | — | — | 4 | 11 |
Wind waves Height (m) Direction Period (s) | — | SE 5 | SE 7 | — | — | — | — | — | — | — | SSE 3 | SE 4 | — | ENE 3 | — | ENE 6 | — | — | SE 11 | SE 5 | — |
| kJ | — | 31 | 107 | — | — | — | — | — | — | — | 1 | 4 | — | 1 | — | 77 | — | — | 42 | 23 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 52 | 126 | 61 | 61 | 59 | 126 | 61 | 52 | 40 | 128 | 0 | 4 | 73 | 28 | 0 | 4 | 4 | 4 | 4 | 0 | 0 |
Best forecast wave conditions in Santa Catarina - Norte | |||||||||||||||||||||
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 14 km (9 miles) from Sao Francisco do Sul. If you plan a holiday in Santa Catarina - Norte, look for hotels and other accommodation in Sao Francisco do Sul. Sao Francisco do Sul has rooms for a wide range of budgets as well as car hire and transport links.
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