Surf Forecasts:
Barra do Sahy surf forecast from 14 Jun 2026:
- Best quality surf: Wednesday 17 Jun, 6PM (local time) - 4ft (1.2m), 12s period, S swell with glassy winds.
- Most powerful swell: Thursday 18 Jun, 9AM (local time) - 4.5ft (1.4m), 15s period, S swell with 823 kJ wave energy.
- Next surfable swell (1★+): Sunday 14 Jun, 3AM (local time) - 4ft (1.2m), 10s period with S swell.
Best Forecast Surf Conditions for Barra do Sahy this week:
The surf forecast for Barra do Sahy over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Jun 14) at 3AM. The primary swell is predicted to be 1.2m and 10s period with a secondary swell of 0.4m 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 16 days are 1.4m 15s and forecast to arrive on Thursday (Jun 18) at 9AM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 6s period and expected on Tuesday (Jun 16) at 9AM.
| Wave Type | Time (-03) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3AM (Sun 14th Jun) | 4ft (1.2m) 10s |
| Best Surf | 6PM (Wed 17th Jun) | 4ft (1.2m) 12s |
| Most Powerful | 9AM (Thu 18th Jun) | 4.5ft (1.4m) 15s |
Table - best surf conditions forecast for Barra do Sahy over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 71mm), heaviest during Sun night. Warm (max 25°C on Sun morning, min 18°C on Sat night). Wind will be generally light. | Days 5-7 Weather SummaryLight rain (total 8mm), mostly falling on Tue night. Warm (max 24°C on Fri morning, min 17°C on Wed night). Wind will be generally light. | ||||||||||||||||||||
Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | Sat 20 | |||||||||||||||
Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | S 11 | S 9 | S 9 | S 9 | S 8 | S 7 | S 9 | S 9 | S 10 | S 9 | S 13 | S 12 | S 12 | S 15 | S 14 | S 14 | S 13 | S 13 | S 12 | S 12 | S 12 |
Wave Graph  | |||||||||||||||||||||
 kJ | 119 | 256 | 230 | 175 | 182 | 173 | 332 | 194 | 225 | 106 | 477 | 407 | 314 | 823 | 786 | 736 | 673 | 560 | 292 | 225 | 166 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | on | glassy | cross-on | on | glassy | cross-on | glassy | glassy | glassy | glassy | glassy | glassy | cross | off | glassy | glassy | off | glassy | glassy |
High Tide | 1:41AM0.91m | 2:43PM1.19m | 2:13AM0.92m | 3:26PM1.17m | 2:45AM0.95m | 4:07PM1.12m | 3:19AM0.98m | 4:45PM1.04m | 3:55AM1.01m | 5:21PM0.96m | 4:35AM1.02m | 5:57PM0.88m | 5:19AM0.99m | ||||||||
Low Tide | 8:24AM0.07m | 9:22PM0.35m | 9:08AM0.03m | 10:06PM0.42m | 9:52AM0.02m | 10:46PM0.50m | 10:37AM0.04m | 11:21PM0.56m | 11:23AM0.09m | 11:55PM0.60m | 12:11PM0.17m | 00:30AM0.61m | 1:03PM0.26m | ||||||||
 |  |  |  |  | |  | |  |  |  | | |  | |  | | | | | | |
 | — | 6:41 | — | — | 6:41 | — | — | 6:43 | — | — | 6:43 | — | — | 6:43 | — | — | 6:43 | — | — | 6:43 | — |
 | — | — | 5:22 | — | — | 5:22 | — | — | 5:22 | — | — | 5:22 | — | — | 5:22 | — | — | 5:23 | — | — | 5:23 |
mm | — | — | 9 | 27 | 6 | 8 | 9 | 9 | 3 | 4 | 1 | 2 | 1 | — | — | — | — | — | — | 2 | 1 |
Temp °C | 19 | 25 | 22 | 20 | 19 | 19 | 19 | 19 | 19 | 19 | 21 | 20 | 18 | 21 | 21 | 18 | 24 | 24 | 21 | 24 | 26 |
Feels °C | 21 | 26 | 24 | 23 | 21 | 20 | 21 | 21 | 22 | 21 | 23 | 22 | 20 | 22 | 22 | 18 | 25 | 25 | 21 | 27 | 30 |
Swell 1 Height (m) Direction Period (s) | SSW 6 | S 9 | S 9 | S 9 | SE 9 | S 7 | S 9 | S 9 | S 10 | S 9 | S 13 | S 12 | S 12 | S 15 | S 14 | S 14 | S 13 | S 13 | S 12 | S 12 | S 12 |
| kJ | 64 | 256 | 230 | 175 | 21 | 173 | 332 | 194 | 225 | 106 | 477 | 407 | 314 | 823 | 786 | 736 | 673 | 560 | 292 | 225 | 166 |
Swell 2 Height (m) Direction Period (s) | S 11 | SE 10 | ESE 10 | ESE 9 | S 11 | SE 9 | ESE 8 | S 11 | E 8 | S 12 | S 20 | SSE 18 | S 16 | ESE 9 | ESE 9 | — | E 6 | E 11 | E 6 | E 7 | E 7 |
| kJ | 119 | 49 | 38 | 35 | 2 | 20 | 7 | 87 | 1 | 66 | 8 | 66 | 260 | 27 | 26 | — | 52 | 2 | 49 | 59 | 36 |
Swell 3 Height (m) Direction Period (s) | SE 9 | S 15 | S 13 | S 12 | S 16 | S 14 | S 15 | — | — | S 15 | ESE 9 | ESE 9 | SE 10 | — | — | — | — | — | ESE 10 | SSE 7 | ESE 9 |
| kJ | 36 | 4 | 4 | 11 | 5 | 16 | 4 | — | — | 39 | 9 | 15 | 4 | — | — | — | — | — | 10 | 5 | 16 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | S 8 | — | — | ESE 6 | ESE 6 | ESE 6 | ESE 5 | E 5 | E 8 | E 3 | E 4 | E 5 | E 6 | E 6 | E 6 | — | — |
| kJ | — | — | — | — | 182 | — | — | 69 | 82 | 57 | 49 | 34 | 48 | 5 | 18 | 43 | 80 | 64 | 97 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 2 | 2 | 35 | 2 | 4 | 154 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
Best forecast wave conditions in São Paulo | |||||||||||||||||||||
Best forecast wave conditions in Brazil | |||||||||||||||||||||
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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 16 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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