Praia Grande (Ubatuba) Surf Break

Lat Long: 23.47° S 45.07° W

Praia Grande (Ubatuba) 48 hour detailed Surf Forecast

Issued: 2 pm 12 Sep 2026 (local time)

Forecast update in  hr  min

Today's Praia Grande (Ubatuba) sea temperature is
22.2°C
1.4° 

Praia Grande (Ubatuba) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Praia Grande (Ubatuba) today (12 Sep):

  • Afternoon surf: Afternoon surf (12 Sep, local time) - 1.5ft (0.4m), 11s period with S swell.
  • Evening surf: Evening surf (12 Sep, local time) - 1.5ft (0.4m), 11s period with S swell.

The current surf forecast for Praia Grande (Ubatuba) at 9PM is: 0.4m 11s primary swell from a South direction and 0.5m 8s secondary swell from a East direction, 0.7m 4s secondary swell from a Southwest direction (forecast issued at 02:00pm September 12). The wind direction is predicted to be cross-shore.

Time (-03) & DateWave HeightWave Period
Morning (12 Sep)--
Afternoon (12 Sep)1.5ft (0.4m)11s
Evening (12 Sep)1.5ft (0.4m)11s

Table - waves today at Praia Grande (Ubatuba). (Swell directed towards the surf break)


Short Range Forecast

Heavy rain (total 31mm), heaviest during Mon night. Warm (max 26°C on Sat afternoon, min 19°C on Sat night). Wind will be generally light.

Sat
12
Sunday
13
Monday
14
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
1
0
0
0
0
0
0
0
0
1
1
0
0
0
0
1
1
0
1
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.5
S
11
0.4
S
11
0.6
E
8
0.4
S
11
0.4
ESE
8
0.4
ESE
8
0.9
S
6
0.9
S
7
1.1
S
8
1.4
S
8
1.2
SSE
8
1.1
SSE
8
0.9
S
7
0.9
SSE
7
0.9
SSE
7
0.8
S
7
0.8
S
8
0.9
SSE
8
1.1
SSE
8
1.1
SSE
8
Wave Graph
Metric surfscale
Energy kJ
58
37
44
36
20
19
58
80
145
251
168
131
88
91
77
68
78
107
138
149
Wind (km/h)
10
N
10
SSW
15
SW
10
SSW
10
SSW
10
SSW
10
S
10
SE
10
SE
5
E
5
ESE
15
E
15
E
5
E
5
ENE
5
SW
5
SW
10
SSW
5
SW
10
W
Wind State
cross-off
cross
cross
cross
cross-on
cross-on
cross-on
on
on
cross-on
glassy
cross-on
cross-on
cross-on
cross
glassy
glassy
cross-on
cross
cross-off
High Tide
3:06PM1.07m
3:07AM1.22m
3:24PM1.05m
3:37AM1.18m
3:44PM1.03m
Low Tide
9:27AM0.01m
9:28PM0.18m
9:55AM0.10m
9:52PM0.16m
10:20AM0.21m
light rain
clear
part cloud
cloud
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
part cloud
light rain
light rain
heavy rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:58
5:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:52
5:52
5:52
 mm
2
1
1
3
1
2
1
1
2
1
1
1
1
1
2
12
Temp °C
24
26
22
21
20
20
19
19
19
19
19
20
20
20
20
20
21
21
20
20
Feels °C
25
28
23
22
21
21
20
21
20
21
21
21
21
22
22
23
24
23
22
22
  • 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 

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