Surf Forecasts:
Prainha surf forecast from 16 Jul 2026:
- Best quality surf: Thursday 16 Jul, 6AM (local time) - 3.5ft (1.0m), 10s period, ESE swell with cross-offshore winds.
- Most powerful swell: Thursday 16 Jul, 6AM (local time) - 3.5ft (1.0m), 10s period, ESE swell with 218 kJ wave energy.
- Next surfable swell (1★+): Thursday 16 Jul, 6AM (local time) - 3.5ft (1.0m), 10s period with ESE 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 Thursday (Jul 16) at 6AM. The primary swell is predicted to be 1.0m and 10s 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 1.0m 10s and forecast to arrive on Thursday (Jul 16) at 6AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.7m 8s period and expected on Saturday (Jul 18) at 9PM.
| Wave Type | Time (-03) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 6AM (Thu 16th Jul) | 3.5ft (1.0m) 10s |
| Best Surf | 6AM (Thu 16th Jul) | 3.5ft (1.0m) 10s |
| Most Powerful | 6AM (Thu 16th Jul) | 3.5ft (1.0m) 10s |
Table - best surf conditions forecast for Prainha over the next 16 days.
Short Range ForecastMostly dry. Warm (max 24°C on Sat afternoon, min 14°C on Thu morning). Wind will be generally light. | Days 4-6 Weather SummaryMostly dry. Warm (max 26°C on Tue night, min 18°C on Tue night). Wind will be generally light. | ||||||||||||||||||||
Thursday 16 | Friday 17 | Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | |||||||||||||||
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 10 | ESE 10 | ESE 10 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | S 11 | E 8 | N 3 | E 8 | E 8 | E 8 | E 8 |
Wave Graph  | |||||||||||||||||||||
 kJ | 212 | 92 | 73 | 94 | 132 | 165 | 153 | 140 | 165 | 120 | 100 | 173 | 108 | 105 | 2 | 82 | 8 | 86 | 66 | 66 | 63 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | on | cross | glassy | on | cross | glassy | on | cross | glassy | on | glassy | cross | on | glassy | glassy | on | cross | glassy | glassy | cross-on |
High Tide | 4:49PM1.23m | 4:28AM1.21m | 5:26PM1.15m | 5:07AM1.19m | 6:03PM1.07m | 5:50AM1.14m | 6:40PM1.00m | 6:40AM1.07m | 7:21PM0.93m | 7:41AM0.99m | 8:11PM0.88m | 8:54AM0.93m | 4:18PM0.68m | 9:14PM0.85m | |||||||
Low Tide | 9:25AM0.05m | 9:24PM0.54m | 9:56AM0.09m | 9:50PM0.50m | 10:28AM0.16m | 10:24PM0.46m | 11:02AM0.25m | 11:02PM0.44m | 11:39AM0.36m | 11:46PM0.44m | 12:20PM0.48m | 00:39AM0.47m | 1:13PM0.60m | 1:52AM0.50m | |||||||
 | |  | | | | | | | | | | | | | | |  |  | | | |
 | 7:00 | — | — | 7:00 | — | — | 6:58 | — | — | 6:58 | — | — | 6:58 | — | — | 6:58 | — | — | 6:58 | — | — |
 | — | 5:38 | — | — | 5:39 | — | — | 5:39 | — | — | 5:40 | — | — | 5:40 | — | — | 5:42 | — | — | 5:42 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 16 | 17 | 16 | 19 | 19 | 20 | 24 | 23 | 21 | 23 | 22 | 21 | 23 | 23 | 23 | 24 | 26 | 18 | 20 | 19 |
Feels °C | 16 | 15 | 17 | 16 | 19 | 18 | 19 | 23 | 22 | 20 | 24 | 22 | 20 | 22 | 22 | 21 | 23 | 25 | 20 | 22 | 20 |
Swell 1 Height (m) Direction Period (s) | E 10 | E 6 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | E 8 | SE 5 | E 8 | E 8 |
| kJ | 212 | 40 | 66 | 94 | 132 | 165 | 153 | 140 | 165 | 120 | 100 | 173 | 108 | 105 | 140 | 82 | 85 | 86 | 29 | 66 | 63 |
Swell 2 Height (m) Direction Period (s) | ENE 6 | ESE 10 | ESE 10 | ESE 11 | ESE 11 | ESE 10 | SE 10 | SE 10 | SE 10 | — | — | S 12 | S 12 | S 12 | S 11 | S 11 | S 10 | — | E 8 | SSE 5 | SSE 10 |
| kJ | 46 | 92 | 73 | 45 | 44 | 20 | 4 | 4 | 4 | — | — | 3 | 3 | 3 | 2 | 2 | 2 | — | 66 | 9 | 10 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 6 | — | SE 11 | SE 11 | SSE 10 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | 4 | 4 | 42 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | ENE 8 | — | — | — | — | — | N 3 | SSE 2 | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | 232 | — | — | — | — | — | 8 | 1 | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 73 | 4 | 0 | 73 | 4 | 0 | 59 | 4 | 0 | 73 | 0 | 4 | 59 | 4 | 0 | 59 | 61 | 0 | 0 | 4 |
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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