Surf Forecasts:
Ponta Das Aranhas surf forecast from 13 Aug 2026:
- Best quality surf: Friday 14 Aug, 9AM (local time) - 5ft (1.6m), 13s period, SSE swell with glassy winds.
- Most powerful swell: Friday 14 Aug, 9PM (local time) - 7.5ft (2.3m), 13s period, SE swell with 1,756 kJ wave energy.
- Next surfable swell (1★+): Thursday 13 Aug, 3AM (local time) - 5.5ft (1.7m), 12s period with SSE swell.
Best Forecast Surf Conditions for Ponta Das Aranhas this week:
The surf forecast for Ponta Das Aranhas over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Aug 13) at 3AM. The primary swell is predicted to be 1.7m and 12s period with a secondary swell of 0.4m and 4s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Ponta Das Aranhas in the next 16 days are 2.3m 13s and forecast to arrive on Friday (Aug 14) at 9PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 5s period and expected on Saturday (Aug 15) at 9AM.
| Wave Type | Time (-03) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3AM (Thu 13th Aug) | 5.5ft (1.7m) 12s |
| Best Surf | 9AM (Fri 14th Aug) | 5ft (1.6m) 13s |
| Most Powerful | 9PM (Fri 14th Aug) | 7.5ft (2.3m) 13s |
Table - best surf conditions forecast for Ponta Das Aranhas over the next 16 days.
Short Range ForecastHeavy rain (total 46mm), heaviest during Fri night. Very mild (max 18°C on Thu morning, min 15°C on Wed night). Wind will be generally light. | Days 5-7 Weather SummaryLight rain (total 3mm), mostly falling on Sun morning. Warm (max 20°C on Sun morning, min 15°C on Tue afternoon). Winds increasing (light winds from the NNE on Sat night, strong winds from the S by Tue afternoon). | ||||||||||||||||||
Thursday 13 | Friday 14 | Saturday 15 | Sunday 16 | Monday 17 | Tuesday 18 | ||||||||||||||
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) | SSE 12 | SSE 14 | SSE 13 | S 13 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | E 8 | E 8 | ESE 8 | E 8 | E 8 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | S 8 | S 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 781 | 1241 | 1106 | 957 | 901 | 1073 | 889 | 418 | 323 | 328 | 264 | 343 | 576 | 576 | 666 | 606 | 329 | 928 | 323 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross-on | cross-on | cross | glassy | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | cross-on |
High Tide | 1:47AM0.83m | 3:02PM0.84m | 2:18AM0.88m | 3:20PM0.79m | 2:50AM0.90m | 3:39PM0.75m | 3:24AM0.88m | 3:58PM0.71m | 4:00AM0.83m | 4:18PM0.69m | 4:38AM0.75m | 4:37PM0.65m | |||||||
Low Tide | 9:04PM0.38m | 9:00AM-0.04m | 9:21PM0.39m | 9:30AM0.01m | 9:27PM0.38m | 9:54AM0.09m | 9:17PM0.35m | 10:08AM0.19m | 9:16PM0.31m | 10:08AM0.28m | 9:35PM0.28m | 10:05AM0.37m | 10:03PM0.28m | ||||||
 |  |  | |  | |  |  | |  | | |  | |  |  | | | | |
 | — | 6:46 | — | — | 6:45 | — | — | 6:43 | — | — | 6:43 | — | — | 6:41 | — | — | 6:41 | — | — |
 | — | — | 5:51 | — | — | 5:51 | — | — | 5:52 | — | — | 5:52 | — | — | 5:52 | — | — | 5:52 | — |
mm | 1 | — | 1 | 3 | 7 | 7 | 21 | 3 | 3 | — | 1 | 1 | 1 | — | — | — | — | — | 1 |
Temp °C | 15 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 19 | 20 | 19 | 20 | 20 | 20 | 19 | 16 | 15 | 15 |
Feels °C | 13 | 19 | 17 | 20 | 20 | 20 | 19 | 18 | 18 | 19 | 21 | 20 | 21 | 19 | 19 | 20 | 13 | 7 | 11 |
Swell 1 Height (m) Direction Period (s) | SSE 12 | SSE 14 | SSE 13 | S 13 | SSE 13 | SSE 13 | SSE 13 | E 8 | E 8 | E 8 | ESE 8 | E 8 | E 8 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 |
| kJ | 781 | 1241 | 1106 | 957 | 901 | 1073 | 889 | 300 | 323 | 328 | 264 | 343 | 576 | 576 | 666 | 606 | 329 | 294 | 222 |
Swell 2 Height (m) Direction Period (s) | ENE 7 | ENE 5 | ENE 5 | ENE 6 | SE 7 | SE 7 | ESE 8 | SSE 12 | SSE 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | S 10 | SSE 10 | SSE 11 | — | — | ENE 9 |
| kJ | 5 | 8 | 11 | 12 | 121 | 162 | 303 | 418 | 314 | 158 | 108 | 82 | 82 | 52 | 35 | 22 | — | — | 237 |
Swell 3 Height (m) Direction Period (s) | ENE 7 | E 8 | — | — | NE 6 | NE 6 | — | E 16 | E 15 | — | E 13 | E 14 | — | — | — | — | — | — | — |
| kJ | 5 | 1 | — | — | 9 | 9 | — | 5 | 5 | — | 14 | 15 | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNE 4 | — | — | SSE 3 | — | — | — | NNE 5 | — | — | NE 7 | NE 7 | — | — | — | — | S 6 | S 8 | S 8 |
| kJ | 9 | — | — | 4 | — | — | — | 37 | — | — | 75 | 75 | — | — | — | — | 158 | 928 | 323 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 10 | 12 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 6 | 13 | 48 | 13 | 12 | 83 | 7 |
Best forecast wave conditions in Florianópolis | |||||||||||||||||||
Best forecast wave conditions in Brazil | |||||||||||||||||||
Header Global | |||||||||||||||||||
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Information about the Ponta Das Aranhas Surf forecast
The above surf forecast table for Ponta Das Aranhas provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Ponta Das Aranhas can be found by selecting the local surf guide option on the grey menu. Our Ponta Das Aranhas 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 (Ponta Das Aranhas) 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 Ponta Das Aranhas 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.
Ponta Das Aranhas is 18 km (11 miles) from Florianopolis. If you plan a holiday in Florianópolis, look for hotels and other accommodation in Florianopolis. Florianopolis has rooms for a wide range of budgets as well as car hire and transport links.
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