Surf Forecasts:
Barre do Sai surf forecast from 12 Jul 2026:
- Best quality surf: Monday 13 Jul, 6AM (local time) - 5ft (1.6m), 8s period, SSE swell with cross-offshore winds.
- Most powerful swell: Sunday 12 Jul, 9PM (local time) - 6ft (1.9m), 8s period, SSE swell with 443 kJ wave energy.
- Next surfable swell (1★+): Monday 13 Jul, 3AM (local time) - 2ft (0.6m), 12s period with ESE swell.
Best Forecast Surf Conditions for Barre do Sai this week:
The surf forecast for Barre do Sai over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Jul 13) at 3AM. The primary swell is predicted to be 0.6m and 12s period with a secondary swell of 0.8m and 8s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Barre do Sai in the next 16 days are 1.9m 8s and forecast to arrive on Sunday (Jul 12) at 9PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.5m 4s period and expected on Sunday (Jul 19) at 9PM.
| Wave Type | Time (-03) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3AM (Mon 13th Jul) | 2ft (0.6m) 12s |
| Best Surf | 6AM (Mon 13th Jul) | 5ft (1.6m) 8s |
| Most Powerful | 9PM (Sun 12th Jul) | 6ft (1.9m) 8s |
Table - best surf conditions forecast for Barre do Sai over the next 16 days.
Short Range ForecastSome drizzle, heaviest during Sun night. Warm (max 23°C on Sun afternoon, min 13°C on Mon morning). Wind will be generally light. | Days 5-7 Weather SummaryMostly dry. Warm (max 26°C on Sat morning, min 14°C on Wed night). Wind will be generally light. | ||||||||||||||||||||
Sun 12 | Monday 13 | Tuesday 14 | Wednesday 15 | Thursday 16 | Friday 17 | Saturday 18 | |||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | SE 12 | SSE 8 | SSE 9 | ESE 11 | SSE 8 | SE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | E 8 | E 9 | E 8 | E 8 | ENE 8 | E 9 | E 8 |
Wave Graph  | |||||||||||||||||||||
 kJ | 220 | 429 | 387 | 82 | 264 | 173 | 178 | 175 | 206 | 202 | 198 | 210 | 198 | 111 | 78 | 95 | 108 | 60 | 87 | 119 | 84 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross | on | cross-off | glassy | on | glassy | cross | cross-on | glassy | glassy | cross-on | glassy | glassy | cross-on | glassy | cross-off | cross-on | glassy | glassy |
High Tide | 1:56AM1.11m | 2:47PM1.42m | 2:37AM1.16m | 3:31PM1.41m | 3:17AM1.22m | 4:13PM1.36m | 3:55AM1.25m | 4:51PM1.29m | 4:33AM1.27m | 5:29PM1.20m | 5:13AM1.25m | 6:05PM1.12m | 5:56AM1.19m | ||||||||
Low Tide | 9:15PM0.45m | 8:15AM0.15m | 9:46PM0.51m | 8:33AM0.09m | 9:35PM0.58m | 8:56AM0.06m | 9:07PM0.59m | 9:24AM0.06m | 9:23PM0.55m | 9:55AM0.09m | 9:50PM0.50m | 10:27AM0.16m | 10:24PM0.46m | 11:01AM0.26m | |||||||
 |  |  | |  | | | | | |  | | | | | | | | | | | |
 | — | — | 7:01 | — | — | 7:00 | — | — | 7:00 | — | — | 7:00 | — | — | 7:00 | — | — | 6:58 | — | — | 6:58 |
 | 5:37 | — | — | 5:38 | — | — | 5:38 | — | — | 5:39 | — | — | 5:39 | — | — | 5:40 | — | — | 5:40 | — | 5:42 |
mm | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 23 | 16 | 15 | 16 | 14 | 16 | 17 | 16 | 19 | 18 | 16 | 17 | 18 | 16 | 20 | 20 | 20 | 26 | 27 | 22 | 26 |
Feels °C | 20 | 15 | 13 | 14 | 13 | 16 | 16 | 17 | 18 | 17 | 17 | 17 | 18 | 16 | 20 | 20 | 20 | 25 | 25 | 22 | 25 |
Swell 1 Height (m) Direction Period (s) | NE 4 | SE 8 | SE 9 | ESE 11 | SE 10 | SE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 11 | ESE 11 | ESE 11 | E 8 | E 8 | E 9 | E 8 | E 8 | ESE 11 | E 9 | E 8 |
| kJ | 1 | 101 | 93 | 82 | 138 | 173 | 178 | 175 | 206 | 202 | 198 | 210 | 198 | 54 | 78 | 95 | 108 | 60 | 23 | 119 | 84 |
Swell 2 Height (m) Direction Period (s) | SE 19 | ESE 12 | ESE 12 | ESE 8 | E 8 | E 7 | — | ESE 13 | — | — | ENE 6 | ENE 6 | E 7 | ESE 11 | ESE 11 | ESE 11 | SE 11 | ESE 10 | S 13 | E 10 | ESE 10 |
| kJ | 14 | 93 | 90 | 24 | 1 | 1 | — | 70 | — | — | 25 | 50 | 77 | 111 | 70 | 48 | 33 | 21 | 4 | 2 | 20 |
Swell 3 Height (m) Direction Period (s) | — | — | — | ESE 8 | — | — | — | — | — | — | — | — | — | — | — | S 18 | — | SE 14 | S 10 | S 12 | S 15 |
| kJ | — | — | — | 25 | — | — | — | — | — | — | — | — | — | — | — | 6 | — | 8 | 2 | 3 | 4 |
Wind waves Height (m) Direction Period (s) | SE 12 | SSE 8 | SSE 9 | SSE 9 | SSE 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | ENE 8 | — | N 2 |
| kJ | 220 | 429 | 387 | 56 | 264 | — | — | — | — | — | — | — | — | — | — | — | — | — | 87 | — | 1 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 75 | 59 | 27 | 59 | 0 | 0 | 59 | 0 | 13 | 51 | 0 | 0 | 51 | 0 | 0 | 51 | 0 | 0 | 164 | 0 | 0 |
Best forecast wave conditions in Santa Catarina - Norte | |||||||||||||||||||||
Best forecast wave conditions in Brazil | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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Information about the Barre do Sai Surf forecast
The above surf forecast table for Barre do Sai provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Barre do Sai can be found by selecting the local surf guide option on the grey menu. Our Barre do Sai 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 (Barre do Sai) 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 Barre do Sai 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.
Barre do Sai is 13 km (8 miles) from Guaratuba. If you plan a holiday in Santa Catarina - Norte, look for hotels and other accommodation in Guaratuba. Guaratuba has rooms for a wide range of budgets as well as car hire and transport links.
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