Balneario Sao Jose Surf Break

Lat Long: 24.09° S 46.60° W

Balneario Sao Jose Surf Forecast and Surf Report

Issued: 8 pm 03 Sep 2026 (local time)

Forecast update in  hr  min

Today's Balneario Sao Jose sea temperature is
21.6°C
1.8° 

Balneario Sao Jose surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Balneario Sao Jose surf forecast from 4 Sep 2026:

  • Best quality surf: Tuesday 8 Sep, 3AM (local time) - 6ft (1.9m), 6s period, E swell with glassy winds.
  • Most powerful swell: Monday 7 Sep, 3AM (local time) - 7ft (2.1m), 10s period, S swell with 843 kJ wave energy.
  • Next surfable swell (1★+): Friday 4 Sep, 3AM (local time) - 3.5ft (1.1m), 11s period with SSE 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 Friday (Sep 04) at 3AM. The primary swell is predicted to be 1.1m and 11s period with a secondary swell of 0.7m and 6s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Balneario Sao Jose in the next 16 days are 2.1m 10s and forecast to arrive on Monday (Sep 07) at 3AM. Winds are predicted to be onshore at the time the swell arrives.

Wave TypeTime (-03) & Date Wave Height & Period
Next good surf (1 star+) 3AM (Fri 4th Sep)3.5ft (1.1m) 11s
Best Surf 3AM (Tue 8th Sep)6ft (1.9m) 6s
Most Powerful 3AM (Mon 7th Sep)7ft (2.1m) 10s

Table - best surf conditions forecast for Balneario Sao Jose over the next 16 days.


Short Range Forecast

Heavy rain (total 26mm), heaviest during Sun morning. Warm (max 26°C on Fri morning, min 15°C on Sun afternoon). Winds increasing (calm on Fri night, fresh winds from the SSW by Sat night).

Days 5-7 Weather Summary

Heavy rain (total 30mm), heaviest during Wed morning. Warm (max 20°C on Wed afternoon, min 16°C on Sun night). Wind will be generally light.

Friday
4
Saturday
5
Sunday
6
Monday
7
Tuesday
8
Wednesday
9
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
2
2
0
1
1
0
0
0
0
0
2
1
2
3
2
3
1
2
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.1
SSE
11
0.9
SSE
11
0.8
SSE
11
0.6
SSE
10
0.5
SE
10
0.7
S
6
1.1
S
10
1.9
S
8
1.7
S
7
2.1
S
9
1.9
SSE
10
1.7
SSE
9
1.2
S
10
2.1
E
7
2
E
7
2
E
7
1.3
ESE
7
1.1
ESE
8
1
ESE
8
Wave Graph
Metric surfscale
Energy kJ
302
190
149
71
52
37
228
408
320
742
644
474
279
415
411
422
191
143
120
Wind (km/h)
5
NNW
5
NNW
15
SSW
5
SW
5
W
5
SE
30
SSW
20
S
15
SSE
15
SSE
10
SE
10
ESE
5
NNE
0
WSW
5
SSE
5
NNW
10
SW
5
WNW
5
NNE
Wind State
off
glassy
cross-on
glassy
glassy
on
cross-on
on
on
on
cross-on
cross-on
glassy
glassy
on
glassy
cross
glassy
cross-off
High Tide
7:35AM0.91m
1:14PM0.85m
7:15PM0.74m
1:22PM0.99m
9:36PM0.70m
1:31PM1.11m
00:11AM0.84m
1:40PM1.20m
00:41AM1.00m
1:52PM1.26m
1:11AM1.16m
2:09PM1.29m
1:42AM1.29m
Low Tide
10:54PM0.44m
10:43AM0.79m
4:56PM0.69m
11:18PM0.54m
4:35AM0.48m
6:16PM0.60m
5:50AM0.33m
6:59PM0.51m
6:41AM0.17m
7:31PM0.44m
7:22AM0.05m
7:58PM0.39m
7:58AM-0.02m
8:21PM0.35m
clear
clear
clear
rain showers
light rain
light rain
mod rain
mod rain
mod rain
mod rain
light rain
light rain
part cloud
part cloud
part cloud
rain showers
heavy rain
rain showers
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:15
6:13
6:13
6:11
6:11
6:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:55
5:55
5:55
5:57
5:57
5:57
 mm
1
1
1
8
8
7
7
2
1
1
12
7
Temp °C
21
26
23
20
20
23
20
17
16
16
17
17
16
19
19
18
19
20
21
Feels °C
22
25
22
22
23
25
21
15
14
13
16
16
16
19
20
19
20
22
23
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder 
submit an eyeball surf report

Quick surf report for Balneario Sao Jose:

join our community of surf reporters

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 Balneario Sao Jose 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 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.

Nearest locationNearest