Surf Forecasts:
Balneario Sao Jose surf forecast from 4 Oct 2026:
- Best quality surf: Sunday 4 Oct, 9PM (local time) - 3.5ft (1.0m), 7s period, E swell with cross-offshore winds.
- Most powerful swell: Saturday 10 Oct, 9PM (local time) - 3.5ft (1.0m), 9s period, SE swell with 170 kJ wave energy.
- Next surfable swell (1★+): Sunday 4 Oct, 9PM (local time) - 3.5ft (1.0m), 7s period with E swell.
Best Forecast Surf Conditions for Balneario Sao Jose this week:
The surf forecast for Balneario Sao Jose over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Oct 04) at 9PM. The primary swell is predicted to be 1.0m and 7s period with a secondary swell of 0.6m and 11s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Balneario Sao Jose in the next 16 days are 1.0m 9s and forecast to arrive on Saturday (Oct 10) at 9PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 3s period and expected on Tuesday (Oct 06) at 6PM.
| Wave Type | Time (-03) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9PM (Sun 4th Oct) | 3.5ft (1.0m) 7s |
| Best Surf | 9PM (Sun 4th Oct) | 3.5ft (1.0m) 7s |
| Most Powerful | 9PM (Sat 10th Oct) | 3.5ft (1.0m) 9s |
Table - best surf conditions forecast for Balneario Sao Jose over the next 16 days.
Short Range ForecastHeavy rain (total 35mm), heaviest during Mon night. Warm (max 30°C on Sun morning, min 20°C on Sun night). Wind will be generally light. | Days 4-6 Weather SummaryModerate rain (total 17mm), heaviest on Fri afternoon. Warm (max 26°C on Fri morning, min 21°C on Wed morning). Wind will be generally light. | ||||||||||||||||||||
Sunday 4 | Monday 5 | Tuesday 6 | Wednesday 7 | Thursday 8 | Friday 9 | Saturday 10 | |||||||||||||||
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) | SSE 12 | SSE 12 | E 7 | SSE 11 | ESE 7 | SSE 12 | S 11 | S 10 | S 11 | S 10 | S 10 | S 10 | S 9 | SSE 9 | SE 6 | SE 6 | SE 6 | SE 7 | SE 7 | ENE 8 | SSE 9 |
Wave Graph  | |||||||||||||||||||||
 kJ | 186 | 179 | 106 | 91 | 64 | 49 | 151 | 130 | 125 | 108 | 71 | 48 | 43 | 31 | 32 | 49 | 51 | 38 | 43 | 101 | 148 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross | cross | cross-on | cross-on | cross-off | glassy | glassy | glassy | cross | cross-on | glassy | cross | cross-on | glassy | cross-on | on | cross-on | cross | cross-on | off |
High Tide | 1:11PM1.03m | 9:09PM0.73m | 1:16PM1.10m | 11:37PM0.89m | 1:14PM1.15m | 00:14AM1.06m | 1:19PM1.19m | 00:47AM1.20m | 1:33PM1.23m | 1:20AM1.31m | 1:52PM1.26m | 1:52AM1.38m | 2:14PM1.27m | 2:24AM1.41m | |||||||
Low Tide | 5:57PM0.64m | 5:31AM0.30m | 6:29PM0.55m | 6:19AM0.18m | 6:57PM0.46m | 6:57AM0.09m | 7:21PM0.38m | 7:30AM0.05m | 7:43PM0.30m | 7:58AM0.05m | 8:02PM0.23m | 8:22AM0.09m | 8:19PM0.17m | ||||||||
 |  |  |  |  |  |  |  |  | | |  |  | |  | | | | | | | |
 | 5:43 | — | — | 5:43 | — | — | 5:41 | — | — | 5:41 | — | — | 5:39 | — | — | 5:39 | — | — | 5:37 | — | — |
 | — | 6:06 | — | — | 6:07 | — | — | 6:07 | — | — | 6:07 | — | — | 6:07 | — | — | 6:07 | — | — | 6:08 | — |
mm | — | 3 | 1 | — | 3 | 18 | 8 | 2 | — | 2 | — | — | — | 1 | 3 | — | 9 | 2 | 2 | — | — |
Temp °C | 30 | 29 | 22 | 21 | 21 | 20 | 21 | 22 | 21 | 21 | 21 | 21 | 25 | 24 | 22 | 26 | 23 | 22 | 25 | 25 | 25 |
Feels °C | 32 | 30 | 24 | 23 | 23 | 22 | 24 | 26 | 24 | 23 | 23 | 25 | 27 | 27 | 25 | 30 | 26 | 26 | 27 | 28 | 28 |
Swell 1 Height (m) Direction Period (s) | E 7 | E 7 | SSE 11 | E 7 | ESE 7 | SSE 5 | S 11 | S 10 | S 11 | S 10 | S 10 | S 10 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | SE 7 | SE 7 | E 8 | SSE 9 |
| kJ | 146 | 127 | 95 | 51 | 62 | 30 | 151 | 130 | 125 | 108 | 71 | 48 | 32 | 31 | 32 | 49 | 51 | 38 | 43 | 44 | 148 |
Swell 2 Height (m) Direction Period (s) | SSE 12 | SSE 12 | SSE 13 | SSE 11 | SSE 11 | E 7 | SE 5 | SE 6 | ESE 7 | E 4 | ESE 7 | E 7 | S 9 | E 7 | E 7 | SSE 11 | E 7 | SSE 10 | E 8 | SE 7 | E 8 |
| kJ | 186 | 179 | 35 | 91 | 64 | 40 | 18 | 19 | 17 | 10 | 16 | 15 | 43 | 15 | 15 | 22 | 9 | 37 | 31 | 44 | 63 |
Swell 3 Height (m) Direction Period (s) | — | — | SE 13 | SSE 10 | SSE 11 | SSE 12 | E 7 | ESE 7 | SSE 6 | ESE 7 | E 4 | SE 6 | E 7 | SSE 9 | SSE 9 | E 7 | SSE 10 | E 7 | SE 9 | SSE 9 | — |
| kJ | — | — | 46 | 33 | 50 | 49 | 27 | 18 | 12 | 16 | 6 | 8 | 24 | 28 | 16 | 9 | 10 | 10 | 23 | 34 | — |
Wind waves Height (m) Direction Period (s) | — | — | E 7 | SW 3 | S 4 | — | — | — | ESE 6 | E 4 | — | ENE 7 | — | — | — | — | — | — | — | ENE 8 | — |
| kJ | — | — | 106 | 2 | 9 | — | — | — | 21 | 9 | — | 17 | — | — | — | — | — | — | — | 101 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 9 | 19 | 35 | 43 | 0 | 0 | 0 | 0 | 30 | 35 | 0 | 17 | 32 | 0 | 28 | 173 | 28 | 28 | 28 | 0 |
Best forecast wave conditions in São Paulo | |||||||||||||||||||||
Best forecast wave conditions in Brazil | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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Information about the Balneario Sao Jose Surf forecast
The above surf forecast table for Balneario Sao Jose provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Balneario Sao Jose can be found by selecting the local surf guide option on the grey menu. Our Balneario Sao Jose 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 (Balneario Sao Jose) 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 Balneario Sao Jose 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.
Balneario Sao Jose is 3 km (2 miles) from the city of Mongagua. If you plan a holiday in São Paulo, look for hotels and other accommodation in Mongagua. Mongagua has rooms for a wide range of budgets as well as car hire and transport links.
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