Surf Forecasts:
Prainha surf forecast from 8 Nov 2026:
- Best quality surf: Thursday 12 Nov, 9AM (local time) - 4ft (1.2m), 8s period, E swell with glassy winds.
- Most powerful swell: Monday 16 Nov, 6PM (local time) - 4ft (1.2m), 14s period, SE swell with 557 kJ wave energy.
- Next surfable swell (1★+): Monday 9 Nov, 9AM (local time) - 3.5ft (1.0m), 9s 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 Monday (Nov 09) at 9AM. The primary swell is predicted to be 1.0m and 9s period. 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 1.2m 14s and forecast to arrive on Monday (Nov 16) at 6PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.7m 7s period and expected on Sunday (Nov 15) at 3AM.
| Wave Type | Time (-03) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9AM (Mon 9th Nov) | 3.5ft (1.0m) 9s |
| Best Surf | 9AM (Thu 12th Nov) | 4ft (1.2m) 8s |
| Most Powerful | 6PM (Mon 16th Nov) | 4ft (1.2m) 14s |
Table - best surf conditions forecast for Prainha over the next 16 days.
Short Range ForecastHeavy rain (total 23mm), heaviest during Sat night. Warm (max 20°C on Mon afternoon, min 16°C on Sun night). Winds decreasing (strong winds from the SSE on Sat night, light winds from the NNE by Mon night). | Days 5-7 Weather SummaryModerate rain (total 17mm), heaviest on Tue night. Warm (max 23°C on Thu afternoon, min 19°C on Wed night). Wind will be generally light. | ||||||||||||||||||
Sunday 8 | Monday 9 | Tuesday 10 | Wednesday 11 | Thursday 12 | Friday 13 | ||||||||||||||
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) | SE 7 | SSE 8 | SE 8 | SE 8 | SE 9 | SE 9 | SE 9 | E 6 | E 6 | E 6 | E 7 | SE 9 | E 7 | E 8 | E 8 | E 8 | E 8 | ESE 8 | ESE 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 268 | 428 | 227 | 198 | 145 | 65 | 38 | 78 | 64 | 113 | 107 | 61 | 131 | 187 | 191 | 132 | 97 | 99 | 96 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross | cross | cross-off | cross-on | on | on | on | on | cross-on | cross-on | cross-on | glassy | on | off | cross-off | cross | cross-off |
High Tide | 1:43AM1.34m | 1:54PM1.22m | 2:21AM1.34m | 2:24PM1.19m | 2:59AM1.32m | 2:54PM1.15m | 3:36AM1.26m | 3:24PM1.09m | 4:16AM1.19m | 3:56PM1.04m | 5:00AM1.11m | 4:36PM0.99m | |||||||
Low Tide | 7:32AM0.25m | 7:27PM0.13m | 7:51AM0.28m | 7:51PM0.07m | 8:14AM0.32m | 8:19PM0.05m | 8:40AM0.36m | 8:49PM0.06m | 9:08AM0.41m | 9:22PM0.10m | 9:39AM0.47m | 9:59PM0.17m | |||||||
 |  | |  |  |  |  | | |  | | | | | | | | |  | |
 | — | 5:20 | — | — | 5:18 | — | — | 5:18 | — | — | 5:18 | — | — | 5:18 | — | — | 5:16 | — | — |
 | 6:34 | — | 6:35 | — | — | 6:36 | — | — | 6:36 | — | — | 6:37 | — | — | 6:37 | — | — | 6:38 | — |
mm | 12 | 1 | 1 | 2 | 2 | — | — | 3 | 2 | 10 | 4 | 1 | 1 | — | 1 | — | — | — | — |
Temp °C | 19 | 18 | 19 | 19 | 18 | 20 | 20 | 20 | 20 | 21 | 21 | 22 | 22 | 21 | 23 | 22 | 23 | 22 | 21 |
Feels °C | 12 | 15 | 13 | 13 | 16 | 17 | 18 | 19 | 18 | 19 | 20 | 22 | 22 | 24 | 25 | 25 | 24 | 21 | 22 |
Swell 1 Height (m) Direction Period (s) | E 6 | SE 8 | ENE 6 | ENE 6 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | E 6 | E 7 | ESE 8 | E 7 | E 8 | E 8 | E 8 | E 8 | ESE 8 | ESE 8 |
| kJ | 19 | 145 | 7 | 8 | 145 | 65 | 38 | 30 | 29 | 113 | 107 | 39 | 131 | 187 | 191 | 132 | 97 | 99 | 96 |
Swell 2 Height (m) Direction Period (s) | — | E 6 | — | — | ENE 6 | ENE 6 | SE 11 | — | S 18 | SE 9 | SE 8 | SE 9 | S 8 | SE 11 | SE 11 | ESE 10 | SE 10 | SE 10 | SE 9 |
| kJ | — | 3 | — | — | 3 | 7 | 18 | — | 6 | 19 | 11 | 61 | 5 | 20 | 5 | 10 | 4 | 4 | 3 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | SE 10 | — | S 17 | S 8 | — | — | — | S 12 | SE 9 |
| kJ | — | — | — | — | — | — | — | — | — | — | 4 | — | 6 | 1 | — | — | — | 3 | 3 |
Wind waves Height (m) Direction Period (s) | SE 7 | SSE 8 | SE 8 | SE 8 | — | E 5 | E 4 | E 6 | E 6 | E 6 | ENE 7 | ENE 7 | NE 7 | — | — | — | SSW 3 | SE 4 | — |
| kJ | 268 | 428 | 227 | 198 | — | 20 | 13 | 78 | 64 | 213 | 171 | 79 | 73 | — | — | — | 1 | 18 | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 133 | 33 | 235 | 126 | 0 | 80 | 33 | 28 | 388 | 156 | 40 | 96 | 4 | 0 | 128 | 0 | 0 | 235 | 61 |
Best forecast wave conditions in Santa Catarina - Norte | |||||||||||||||||||
Best forecast wave conditions in Brazil | |||||||||||||||||||
Header Global | |||||||||||||||||||
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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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