Surf Forecasts:
Prainha surf forecast from 8 Nov 2026:
- Best quality surf: Tuesday 17 Nov, 9PM (local time) - 6ft (1.8m), 8s period, E swell with glassy winds.
- Most powerful swell: Monday 9 Nov, 12AM (local time) - 6ft (1.8m), 8s period, SSE swell with 434 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 offshore as the swell arrives.
The most powerful waves expected at Prainha in the next 16 days are 1.8m 8s and forecast to arrive on Monday (Nov 09) at 12AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.8m 7s period and expected on Wednesday (Nov 11) at 6AM.
| Wave Type | Time (-03) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9AM (Mon 9th Nov) | 3.5ft (1.0m) 9s |
| Best Surf | 9PM (Tue 17th Nov) | 6ft (1.8m) 8s |
| Most Powerful | 12AM (Mon 9th Nov) | 6ft (1.8m) 8s |
Table - best surf conditions forecast for Prainha over the next 16 days.
Short Range ForecastHeavy rain (total 24mm), heaviest during Tue night. Warm (max 21°C on Tue afternoon, min 16°C on Mon morning). Winds decreasing (fresh winds from the SSE on Sun afternoon, light winds from the ENE by Mon night). | Days 5-7 Weather SummaryLight rain (total 6mm), mostly falling on Thu afternoon. Warm (max 22°C on Wed afternoon, min 19°C on Wed night). Wind will be generally light. | |||||||||||||||||||
Sun 8 | Monday 9 | Tuesday 10 | Wednesday 11 | Thursday 12 | Friday 13 | Saturday 14 | ||||||||||||||
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) | SE 8 | SSE 8 | SE 9 | SE 9 | SE 9 | E 6 | E 6 | E 6 | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 7 | E 7 | E 7 |
Wave Graph  | ||||||||||||||||||||
 kJ | 250 | 434 | 148 | 79 | 52 | 62 | 61 | 135 | 138 | 113 | 272 | 163 | 190 | 156 | 119 | 129 | 102 | 88 | 143 | 114 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | off | cross-on | on | on | on | on | cross-on | on | cross-on | off | on | cross-off | cross-off | cross | cross-off | cross-off | cross-on | on |
High Tide | 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 | 5:52AM1.03m | 5:31PM0.93m | ||||||||
Low Tide | 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 | 10:15AM0.54m | 10:43PM0.26m | |||||||
 |  |  |  |  | | |  | | |  |  | | | | | | | | | |
 | — | — | 5:18 | — | — | 5:18 | — | — | 5:18 | — | — | 5:18 | — | — | 5:16 | — | — | 5:16 | — | — |
 | 6:35 | — | — | 6:36 | — | — | 6:36 | — | — | 6:37 | — | — | 6:37 | — | — | 6:38 | — | — | 6:38 | — |
mm | — | 1 | 2 | — | 1 | 3 | 2 | 10 | 5 | 1 | — | — | 2 | 1 | — | — | 2 | — | — | 2 |
Temp °C | 19 | 19 | 18 | 19 | 20 | 19 | 21 | 20 | 21 | 22 | 21 | 21 | 22 | 22 | 22 | 22 | 21 | 21 | 22 | 22 |
Feels °C | 13 | 14 | 16 | 17 | 18 | 18 | 19 | 17 | 19 | 21 | 20 | 22 | 23 | 24 | 24 | 21 | 22 | 21 | 24 | 24 |
Swell 1 Height (m) Direction Period (s) | E 6 | SE 8 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | E 7 | SE 8 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 7 | E 7 | SE 17 |
| kJ | 3 | 191 | 148 | 79 | 52 | 29 | 27 | 12 | 138 | 18 | 147 | 163 | 190 | 156 | 119 | 129 | 102 | 88 | 81 | 11 |
Swell 2 Height (m) Direction Period (s) | — | — | ENE 6 | ENE 6 | E 6 | — | S 18 | — | SE 10 | SE 8 | S 17 | SE 11 | SE 11 | SE 10 | SE 10 | SE 10 | SE 9 | SE 9 | — | S 10 |
| kJ | — | — | 4 | 3 | 11 | — | 6 | — | 14 | 69 | 6 | 5 | 19 | 4 | 4 | 4 | 3 | 3 | — | 2 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | SE 8 | — | — | S 15 | S 14 | — | — | S 14 | S 13 | S 12 | — | — |
| kJ | — | — | — | — | — | — | — | — | 3 | — | — | 4 | 4 | — | — | 4 | 3 | 3 | — | — |
Wind waves Height (m) Direction Period (s) | SE 8 | SSE 8 | — | E 6 | ENE 6 | E 6 | E 6 | E 6 | ENE 7 | E 7 | E 7 | — | — | — | — | — | — | — | E 7 | E 7 |
| kJ | 250 | 434 | — | 16 | 4 | 62 | 61 | 135 | 255 | 113 | 272 | — | — | — | — | — | — | — | 143 | 114 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 52 | 235 | 126 | 0 | 128 | 33 | 4 | 0 | 152 | 4 | 96 | 40 | 0 | 128 | 0 | 0 | 460 | 61 | 128 | 128 |
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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