Surf Forecasts:
Prainha surf forecast from 24 Oct 2026:
- Best quality surf: Friday 30 Oct, 3PM (local time) - 5ft (1.6m), 7s period, E swell with offshore winds.
- Most powerful swell: Monday 26 Oct, 9PM (local time) - 6ft (1.9m), 8s period, SSE swell with 475 kJ wave energy.
- Next surfable swell (1★+): Saturday 24 Oct, 9AM (local time) - 2.5ft (0.7m), 7s period with E 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 Saturday (Oct 24) at 9AM. The primary swell is predicted to be 0.7m and 7s period with a secondary swell of 0.4m and 10s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Prainha in the next 16 days are 1.9m 8s and forecast to arrive on Monday (Oct 26) at 9PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.7m 8s period and expected on Friday (Oct 30) at 9PM.
| Wave Type | Time (-03) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9AM (Sat 24th Oct) | 2.5ft (0.7m) 7s |
| Best Surf | 3PM (Fri 30th Oct) | 5ft (1.6m) 7s |
| Most Powerful | 9PM (Mon 26th Oct) | 6ft (1.9m) 8s |
Table - best surf conditions forecast for Prainha over the next 16 days.
Short Range ForecastHeavy rain (total 114mm), heaviest during Sat night. Warm (max 20°C on Sat morning, min 16°C on Sun night). Winds increasing (calm on Sat morning, fresh winds from the S by Sun afternoon). | Days 4-6 Weather SummaryModerate rain (total 13mm), heaviest on Thu night. Warm (max 21°C on Wed afternoon, min 16°C on Tue night). Wind will be generally light. | ||||||||||||||||||||
Saturday 24 | Sunday 25 | Monday 26 | Tuesday 27 | Wednesday 28 | Thursday 29 | Friday 30 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | E 7 | E 7 | E 7 | E 7 | SE 7 | SE 6 | SE 7 | SE 9 | SSE 9 | SE 8 | SE 8 | ESE 8 | ESE 8 | ESE 8 | SE 8 | SE 9 | ESE 9 | E 6 | E 7 | E 7 | E 8 |
Wave Graph  | |||||||||||||||||||||
 kJ | 42 | 44 | 33 | 23 | 204 | 19 | 23 | 95 | 433 | 102 | 86 | 82 | 46 | 46 | 34 | 39 | 31 | 92 | 86 | 272 | 173 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | on | off | cross | cross-off | cross-off | cross-off | cross-on | cross | cross | on | cross-on | glassy | on | on | on | on | on | glassy | off | cross-on |
High Tide | 1:49PM1.36m | 1:59AM1.44m | 2:24PM1.32m | 2:40AM1.45m | 2:59PM1.24m | 3:24AM1.41m | 3:34PM1.13m | 4:10AM1.33m | 4:10PM1.02m | 5:02AM1.22m | 4:48PM0.91m | 6:03AM1.09m | 1:26PM0.86m | ||||||||
Low Tide | 7:36PM0.21m | 7:57AM0.09m | 7:51PM0.15m | 8:19AM0.16m | 8:11PM0.11m | 8:42AM0.26m | 8:37PM0.09m | 9:07AM0.38m | 9:08PM0.09m | 9:34AM0.51m | 9:43PM0.14m | 10:04AM0.64m | 3:49PM0.80m | 10:24PM0.23m | |||||||
 | |  |  | |  |  | | |  | |  | | | |  | | |  | | | |
 | 5:31 | — | — | 5:30 | — | — | 5:28 | — | — | 5:28 | — | — | 5:26 | — | — | 5:26 | — | — | 5:26 | — | — |
 | — | 6:24 | — | — | 6:25 | — | — | 6:25 | — | — | 6:27 | — | — | 6:28 | — | — | 6:28 | — | — | 6:29 | — |
mm | 24 | 35 | 52 | 1 | 2 | — | — | — | — | — | — | — | — | — | 2 | 2 | 2 | 7 | 7 | 7 | 7 |
Temp °C | 20 | 20 | 20 | 19 | 18 | 18 | 18 | 19 | 18 | 19 | 19 | 20 | 19 | 21 | 20 | 21 | 21 | 20 | 18 | 19 | 20 |
Feels °C | 23 | 23 | 22 | 17 | 14 | 17 | 14 | 15 | 14 | 18 | 17 | 19 | 19 | 20 | 19 | 22 | 21 | 19 | 20 | 20 | 18 |
Swell 1 Height (m) Direction Period (s) | E 7 | E 7 | E 7 | E 7 | E 7 | SE 6 | SE 7 | E 9 | SE 9 | SE 8 | SE 8 | ESE 8 | ESE 8 | ESE 8 | SE 8 | SE 9 | ESE 9 | E 5 | ESE 8 | E 7 | E 8 |
| kJ | 42 | 44 | 33 | 23 | 15 | 19 | 23 | 14 | 172 | 102 | 86 | 82 | 46 | 46 | 34 | 39 | 31 | 37 | 13 | 126 | 173 |
Swell 2 Height (m) Direction Period (s) | SE 10 | SE 9 | SE 9 | SE 9 | — | E 7 | E 7 | — | E 8 | E 9 | S 8 | S 8 | NE 4 | E 8 | ENE 4 | ENE 4 | E 8 | SE 9 | SE 15 | ESE 8 | SE 12 |
| kJ | 33 | 22 | 13 | 12 | — | 9 | 9 | — | 12 | 6 | 48 | 49 | 2 | 1 | 6 | 6 | 1 | 19 | 9 | 7 | 23 |
Swell 3 Height (m) Direction Period (s) | — | — | S 16 | — | — | SE 8 | SE 10 | — | — | ENE 9 | ENE 9 | ENE 8 | E 8 | NE 8 | E 8 | E 8 | S 12 | SE 11 | S 11 | SE 14 | — |
| kJ | — | — | 5 | — | — | 9 | 4 | — | — | 17 | 8 | 7 | 1 | 3 | 1 | 1 | 3 | 5 | 2 | 8 | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | SE 7 | — | — | SE 9 | SSE 9 | — | — | NE 3 | — | NE 4 | — | — | E 5 | E 6 | E 7 | E 7 | ENE 8 |
| kJ | — | — | — | — | 204 | — | — | 95 | 433 | — | — | 5 | — | 4 | — | — | 11 | 92 | 86 | 272 | 364 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 28 | 0 | 61 | 61 | 28 | 52 | 235 | 61 | 28 | 128 | 4 | 11 | 224 | 52 | 28 | 73 | 152 | 0 | 0 | 54 |
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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