Surf Forecasts:
Barre da Una surf forecast from 20 Jun 2026:
- Best quality surf: Wednesday 24 Jun, 9PM (local time) - 4.5ft (1.3m), 10s period, S swell with glassy winds.
- Most powerful swell: Wednesday 24 Jun, 6PM (local time) - 5.5ft (1.7m), 11s period, S swell with 651 kJ wave energy.
- Next surfable swell (1★+): Saturday 20 Jun, 6PM (local time) - 2.5ft (0.7m), 12s period with S swell.
Best Forecast Surf Conditions for Barre da Una this week:
The surf forecast for Barre da Una over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Jun 20) at 6PM. The primary swell is predicted to be 0.7m and 12s period with a secondary swell of 0.7m and 7s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Barre da Una in the next 16 days are 1.7m 11s and forecast to arrive on Wednesday (Jun 24) at 6PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.2m 7s period and expected on Sunday (Jun 21) at 12PM.
| Wave Type | Time (-03) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 6PM (Sat 20th Jun) | 2.5ft (0.7m) 12s |
| Best Surf | 9PM (Wed 24th Jun) | 4.5ft (1.3m) 10s |
| Most Powerful | 6PM (Wed 24th Jun) | 5.5ft (1.7m) 11s |
Table - best surf conditions forecast for Barre da Una over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Sat night. Warm (max 30°C on Mon afternoon, min 16°C on Sun night). Wind will be generally light. | Days 4-6 Weather SummaryHeavy rain (total 78mm), heaviest during Wed afternoon. Warm (max 20°C on Tue morning, min 16°C on Thu afternoon). Wind will be generally light. | ||||||||||||||||||||
Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | Friday 26 | |||||||||||||||
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 12 | S 12 | S 11 | S 11 | E 10 | S 8 | S 8 | S 8 | S 9 | S 10 | S 5 | S 9 | S 10 | S 10 | S 10 | S 10 | SSE 12 | S 11 | S 11 | S 10 | ESE 6 |
Wave Graph  | |||||||||||||||||||||
 kJ | 235 | 175 | 88 | 57 | 46 | 142 | 88 | 66 | 39 | 71 | 47 | 480 | 424 | 578 | 290 | 245 | 157 | 401 | 267 | 212 | 196 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross | cross-on | glassy | on | off | off | glassy | off | cross-on | cross-on | on | cross-on | on | glassy | cross | cross-on | glassy | cross | glassy | glassy |
High Tide | 6:35PM0.84m | 6:10AM0.96m | 7:19PM0.80m | 7:11AM0.89m | 8:15PM0.78m | 8:38AM0.84m | 9:32PM0.77m | 10:52AM0.84m | 10:56PM0.79m | 12:18PM0.90m | 11:56PM0.83m | 1:08PM0.97m | 00:40AM0.87m | ||||||||
Low Tide | 1:04PM0.27m | 1:16AM0.61m | 2:01PM0.36m | 2:19AM0.58m | 3:05PM0.43m | 3:28AM0.52m | 4:12PM0.47m | 4:34AM0.45m | 5:18PM0.48m | 5:32AM0.36m | 6:17PM0.47m | 6:23AM0.28m | 7:07PM0.44m | ||||||||
 | |  |  | |  | | |  |  |  |  | | |  | |  |  |  | | | |
 | 6:45 | — | — | 6:45 | — | — | 6:45 | — | — | 6:45 | — | — | 6:45 | — | — | 6:46 | — | — | 6:46 | — | — |
 | — | 5:24 | — | — | 5:24 | — | — | 5:24 | — | — | 5:24 | — | — | 5:25 | — | — | 5:25 | — | — | 5:25 | — |
mm | — | — | 2 | — | — | — | — | — | — | 1 | 11 | 8 | 5 | 11 | 18 | 15 | 8 | 1 | — | 2 | 1 |
Temp °C | 26 | 25 | 19 | 22 | 20 | 17 | 27 | 30 | 24 | 20 | 19 | 18 | 18 | 18 | 17 | 17 | 16 | 16 | 17 | 18 | 17 |
Feels °C | 26 | 26 | 20 | 22 | 20 | 18 | 27 | 31 | 23 | 21 | 20 | 19 | 19 | 19 | 18 | 18 | 16 | 17 | 18 | 20 | 19 |
Swell 1 Height (m) Direction Period (s) | S 12 | S 12 | S 11 | S 11 | SSW 8 | S 8 | S 8 | S 8 | E 5 | E 6 | E 7 | S 9 | SSE 14 | SSE 14 | S 10 | S 10 | S 10 | S 11 | S 11 | S 10 | S 11 |
| kJ | 235 | 175 | 88 | 57 | 173 | 142 | 88 | 66 | 21 | 30 | 37 | 480 | 107 | 116 | 290 | 245 | 212 | 401 | 267 | 212 | 149 |
Swell 2 Height (m) Direction Period (s) | ESE 6 | ESE 7 | E 6 | ESE 6 | E 10 | E 7 | ESE 9 | SSE 7 | S 9 | S 10 | S 10 | E 8 | E 8 | ESE 8 | SSE 14 | SSE 13 | SSE 12 | ESE 5 | SE 6 | ESE 6 | S 14 |
| kJ | 41 | 47 | 20 | 13 | 46 | 16 | 29 | 5 | 39 | 71 | 34 | 50 | 33 | 23 | 104 | 98 | 157 | 26 | 32 | 57 | 16 |
Swell 3 Height (m) Direction Period (s) | ESE 9 | ESE 10 | ESE 10 | ESE 10 | — | ESE 9 | S 15 | S 14 | ESE 9 | ESE 9 | S 18 | SSE 15 | SE 13 | SSE 12 | ESE 8 | ESE 8 | ESE 5 | ESE 7 | SSE 12 | — | — |
| kJ | 17 | 9 | 19 | 19 | — | 17 | 5 | 4 | 28 | 17 | 6 | 22 | 44 | 30 | 22 | 21 | 19 | 10 | 13 | — | — |
Wind waves Height (m) Direction Period (s) | NNW 2 | — | SW 4 | SW 5 | — | — | ENE 3 | E 4 | N 3 | SW 4 | S 5 | — | S 10 | S 10 | SE 6 | SE 6 | — | — | ESE 6 | ESE 6 | ESE 6 |
| kJ | 1 | — | 6 | 51 | — | — | 2 | 36 | 5 | 13 | 47 | — | 424 | 578 | 39 | 30 | — | — | 84 | 90 | 196 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 12 | 28 | 0 | 63 | 0 | 0 | 0 | 5 | 14 | 96 | 18 | 18 | 18 | 0 | 5 | 72 | 0 | 5 | 0 | 0 |
Best forecast wave conditions in São Paulo | |||||||||||||||||||||
Best forecast wave conditions in Brazil | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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 Barre da Una 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 Barre da Una Surf forecast
The above surf forecast table for Barre da Una provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Barre da Una can be found by selecting the local surf guide option on the grey menu. Our Barre da Una 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 da Una) 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 da Una 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.
Are you planning a holiday in São Paulo? If you are looking for accommodation near Barre da Una, camping, hotels and holiday cottages in São Paulo, consider staying in Biritiba Mirim which is 26 km (16 miles) away. Other places in and around São Paulo where you can find information about places to rent, and car hire include Bertioga which is 27 km (17 miles) away, Mogi das Cruzes, Guararema and Moji das Cruzes.
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