Surf Forecasts:
Ponta Das Aranhas surf forecast from 9 Aug 2026:
- Best quality surf: Wednesday 12 Aug, 12AM (local time) - 6.5ft (2.0m), 12s period, SSE swell with glassy winds.
- Most powerful swell: Monday 10 Aug, 3PM (local time) - 7ft (2.1m), 12s period, S swell with 1,363 kJ wave energy.
- Next surfable swell (1★+): Tuesday 11 Aug, 6PM (local time) - 6ft (1.8m), 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 Tuesday (Aug 11) at 6PM. The primary swell is predicted to be 1.8m and 12s period with a secondary swell of 0.3m and 8s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Ponta Das Aranhas in the next 16 days are 2.1m 12s and forecast to arrive on Monday (Aug 10) at 3PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 5s period and expected on Thursday (Aug 13) at 3AM.
| Wave Type | Time (-03) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 6PM (Tue 11th Aug) | 6ft (1.8m) 12s |
| Best Surf | 12AM (Wed 12th Aug) | 6.5ft (2.0m) 12s |
| Most Powerful | 3PM (Mon 10th Aug) | 7ft (2.1m) 12s |
Table - best surf conditions forecast for Ponta Das Aranhas over the next 16 days.
Short Range ForecastLight rain (total 9mm), mostly falling on Sun afternoon. Very mild (max 14°C on Sun morning, min 11°C on Sun night). Winds decreasing (fresh winds from the S on Sun morning, calm by Tue night). | Days 4-6 Weather SummaryModerate rain (total 16mm), heaviest on Fri afternoon. Very mild (max 19°C on Thu afternoon, min 13°C on Wed morning). Wind will be generally light. | ||||||||||||||||||||
Sunday 9 | Monday 10 | Tuesday 11 | Wednesday 12 | Thursday 13 | Friday 14 | Saturday 15 | |||||||||||||||
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) | S 8 | S 9 | S 11 | S 12 | S 12 | S 12 | S 12 | S 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 14 | SSE 13 | S 13 | SSE 12 | SSE 14 | SSE 12 | SSE 12 | SE 9 | SE 9 |
Wave Graph  | |||||||||||||||||||||
 kJ | 756 | 836 | 1005 | 1277 | 1363 | 1313 | 1254 | 956 | 1108 | 887 | 780 | 636 | 1002 | 989 | 752 | 781 | 769 | 519 | 723 | 281 | 343 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | glassy | glassy | cross-off | cross-off | cross-off | glassy | cross-off | off | off | off | cross-on | cross-on | glassy |
High Tide | 1:28PM0.89m | 00:27AM0.60m | 1:58PM0.93m | 00:50AM0.68m | 2:24PM0.92m | 1:17AM0.76m | 2:44PM0.88m | 1:47AM0.83m | 3:02PM0.84m | 2:18AM0.88m | 3:20PM0.79m | 2:50AM0.90m | 3:39PM0.75m | ||||||||
Low Tide | 7:37PM0.32m | 7:03AM0.03m | 8:11PM0.33m | 7:46AM-0.03m | 8:40PM0.35m | 8:25AM-0.06m | 9:04PM0.38m | 9:00AM-0.04m | 9:21PM0.39m | 9:30AM0.01m | 9:27PM0.38m | 9:54AM0.09m | 9:17PM0.35m | ||||||||
 |  |  | | |  | | | | |  |  | | |  | |  | | | | | |
 | 6:48 | — | — | 6:48 | — | — | 6:47 | — | — | 6:46 | — | — | 6:46 | — | — | 6:45 | — | — | 6:43 | — | — |
 | — | 5:49 | — | — | 5:49 | — | — | 5:50 | — | — | 5:50 | — | — | 5:51 | — | — | 5:51 | — | — | 5:52 | — |
mm | — | 2 | 2 | 1 | — | — | — | 2 | 2 | 1 | — | — | — | — | 3 | 3 | 6 | 3 | — | — | — |
Temp °C | 14 | 14 | 12 | 12 | 14 | 14 | 13 | 12 | 13 | 14 | 16 | 16 | 18 | 19 | 19 | 19 | 19 | 19 | 18 | 19 | 18 |
Feels °C | 8 | 9 | 8 | 7 | 9 | 9 | 11 | 12 | 13 | 14 | 15 | 15 | 19 | 20 | 21 | 20 | 20 | 20 | 19 | 20 | 19 |
Swell 1 Height (m) Direction Period (s) | ENE 7 | ENE 7 | S 11 | ENE 8 | ENE 9 | S 12 | S 12 | S 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 14 | SSE 13 | S 13 | SSE 12 | SSE 14 | SSE 12 | SSE 12 | SE 9 | SE 9 |
| kJ | 42 | 42 | 1005 | 33 | 44 | 1313 | 1254 | 956 | 1108 | 887 | 780 | 636 | 1002 | 989 | 752 | 781 | 769 | 519 | 723 | 281 | 343 |
Swell 2 Height (m) Direction Period (s) | E 15 | — | ENE 7 | E 13 | — | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | NE 5 | NE 6 | NE 6 | NE 6 | NE 6 | SSE 8 | SE 8 | ENE 7 | S 11 | SSE 11 |
| kJ | 4 | — | 43 | 3 | — | 38 | 24 | 12 | 11 | 5 | 5 | 26 | 60 | 51 | 40 | 43 | 117 | 86 | 28 | 256 | 191 |
Swell 3 Height (m) Direction Period (s) | — | E 14 | E 14 | — | — | — | — | — | — | — | — | — | — | — | — | SSE 16 | ENE 7 | NE 7 | E 16 | ENE 7 | ENE 7 |
| kJ | — | 4 | 4 | — | — | — | — | — | — | — | — | — | — | — | — | 52 | 40 | 37 | 5 | 36 | 36 |
Wind waves Height (m) Direction Period (s) | S 8 | S 9 | — | S 12 | S 12 | — | — | — | — | — | NE 7 | NE 5 | — | — | — | — | — | — | — | — | — |
| kJ | 756 | 836 | — | 1277 | 1363 | — | — | — | — | — | 7 | 42 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 12 | 100 | 12 | 12 | 12 | 12 | 10 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 7 | 0 |
Best forecast wave conditions in Florianópolis | |||||||||||||||||||||
Best forecast wave conditions in Brazil | |||||||||||||||||||||
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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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