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Barra do Sahy surfForecast / São Paulo / Brazil
12 Day Weather and Surf, issued 2 pm Wednesday 29 Oct 2025 -03
Best Forecast Surf Conditions for Barra do Sahy this week:
The surf forecast for Barra do Sahy over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Oct 30) at 12PM. The primary swell is predicted to be 1.8m and 10s period with a secondary swell of 0.7m and 9s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Barra do Sahy in the next 12 days are 1.9m 10s and forecast to arrive on Thursday (Oct 30) at 9AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 4s period and expected on Friday (Oct 31) at 9PM.
| Wave Type | Time (-03) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12PM (Thu 30th Oct) | 6ft (1.8m) 10s |
| Best Surf | 12PM (Thu 30th Oct) | 6ft (1.8m) 10s |
| Most Powerful | 9AM (Thu 30th Oct) | 6ft (1.9m) 10s |
Table - best surf conditions forecast for Barra do Sahy over the next 12 days.
Short Range Forecast Moderate rain (total 17mm), heaviest on Wed night. Warm (max 26°C on Sat morning, min 18°C on Thu afternoon). Wind will be generally light. | Days 3-6 Weather Summary Heavy rain (total 22mm), heaviest during Sat afternoon. Warm (max 28°C on Mon morning, min 21°C on Sat afternoon). Wind will be generally light. | ||||||||||||||||||||||
Wed 29 | Thursday 30 | Friday 31 | Saturday 01 | Sunday 02 | Monday 03 | Tuesday 04 | |||||||||||||||||
| PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |||
Rating (10 max) | |||||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||||
| Wave Height (m) & direction (?) | |||||||||||||||||||||||
| Period(s) (?) | 9 | 6 | 10 | 10 | 10 | 10 | 10 | 9 | 8 | 10 | 7 | 7 | 7 | 8 | 8 | 9 | 9 | 8 | 8 | 7 | 7 | ||
Wave (?)Graph  | |||||||||||||||||||||||
 kJ (?) | 84 | 136 | 668 | 633 | 301 | 149 | 145 | 119 | 94 | 83 | 94 | 143 | 125 | 123 | 176 | 193 | 123 | 69 | 50 | 88 | 124 | ||
Wind (km/h) | |||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | cross- on | on | glass | glass | glass | glass | off | cross- on | glass | off | glass | glass | off | glass | cross- off | cross- off | cross- on | cross- on | glass | cross- on | ||
High Tide / height (m) | 7:31PM 0.74 | 11:43AM 0.92 | 10:17PM 0.79 | 12:12PM 1.02 | 11:30PM 0.92 | 12:39PM 1.09 | 12:12AM 1.04 | 1:05PM 1.12 | 12:50AM 1.15 | 1:29PM 1.12 | 1:28AM 1.23 | 1:52PM 1.08 | 2:06AM 1.27 | ||||||||||
Low Tide / height (m) | 3:45PM 0.58 | 3:52AM 0.31 | 4:53PM 0.50 | 4:58AM 0.21 | 5:43PM 0.40 | 5:52AM 0.11 | 6:26PM 0.31 | 6:40AM 0.04 | 7:04PM 0.24 | 7:25AM 0.01 | 7:40PM 0.17 | 8:09AM 0.04 | 8:14PM 0.12 | 8:51AM 0.13 | |||||||||
Wed 29 | Thursday 30 | Friday 31 | Saturday 01 | Sunday 02 | Monday 03 | Tuesday 04 | |||||||||||||||||
| Sunrise | - | - | 5:18 | - | - | 5:16 | - | - | 5:16 | - | - | 5:16 | - | - | 5:15 | - | - | 5:13 | - | - | 5:13 | ||
| Sunset | 6:14 | - | - | 6:15 | - | - | 6:15 | - | - | 6:15 | - | - | 6:15 | - | - | 6:16 | - | - | 6:16 | - | - | ||
 |  |  | |  | | |  |  |  | | | | | | |  | | | |  | |||
Rain (mm) | 1 | 6 | 2 | 2 | 1 | 2 | 3 | - | - | 3 | 1 | 1 | 2 | - | 1 | 3 | 8 | 3 | 1 | - | - | ||
| Temp. °C | 24 | 19 | 19 | 19 | 19 | 22 | 20 | 20 | 26 | 24 | 21 | 23 | 22 | 22 | 28 | 27 | 23 | 21 | 20 | 20 | 21 | ||
| Feels °C (?) | 25 | 19 | 20 | 21 | 21 | 24 | 23 | 22 | 28 | 27 | 24 | 27 | 26 | 25 | 31 | 30 | 26 | 23 | 21 | 22 | 22 | ||
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FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Barra do Sahy 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 Barra do Sahy Surf forecast
The above surf forecast table for Barra do Sahy provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Barra do Sahy can be found by selecting the local surf guide option on the grey menu. Our Barra do Sahy 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 (Barra do Sahy) 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 Barra do Sahy 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.
Barra do Sahy is 28 km (17 miles) from the city of Sao Sebastiao. If you plan a holiday in São Paulo, look for hotels and other accommodation in Sao Sebastiao. Sao Sebastiao has rooms for a wide range of budgets as well as car hire and transport links.
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