Barra do Sahy Surf Break

Lat Long: 23.78° S 45.68° W

Barra do Sahy Surf Forecast and Surf Report

Issued: 2 am 30 Jul 2026 (local time)

Forecast update in  hr  min

Today's Barra do Sahy sea temperature is
21.1° C
1.1° 

Barra do Sahy surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Barra do Sahy surf forecast from 30 Jul 2026:

  • Best quality surf: Saturday 1 Aug, 6AM (local time) - 4.5ft (1.4m), 6s period, E swell with offshore winds.
  • Most powerful swell: Tuesday 4 Aug, 3PM (local time) - 3ft (0.9m), 12s period, S swell with 236 kJ wave energy.
  • Next surfable swell (1★+): Thursday 30 Jul, 6PM (local time) - 2ft (0.6m), 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 Thursday (Jul 30) at 6PM. The primary swell is predicted to be 0.6m and 10s period with a secondary swell of 0.4m and 5s. 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 0.9m 12s and forecast to arrive on Tuesday (Aug 04) at 3PM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.4m 6s period and expected on Saturday (Aug 01) at 12AM.

Wave TypeTime (-03) & Date Wave Height & Period
Next good surf (1 star+) 6PM (Thu 30th Jul)2ft (0.6m) 10s
Best Surf 6AM (Sat 1st Aug)4.5ft (1.4m) 6s
Most Powerful 3PM (Tue 4th Aug)3ft (0.9m) 12s

Table - best surf conditions forecast for Barra do Sahy over the next 16 days.


Short Range Forecast

Mostly dry. Warm (max 27°C on Sat morning, min 18°C on Thu night). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Warm (max 29°C on Sun morning, min 17°C on Sun night). Wind will be generally light.

Thursday
30
Friday
31
Saturday
1
Sunday
2
Monday
3
Tuesday
4
Wednesday
5
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
1
1
0
1
2
0
2
1
0
0
0
0
1
2
2
2
0
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.6
S
10
0.6
S
10
0.6
S
10
0.4
S
10
0.4
S
13
0.8
S
12
1.3
E
7
1
E
7
1.3
E
6
0.9
E
7
0.7
E
7
0.6
E
7
0.6
E
7
0.7
E
7
0.4
SSE
14
0.7
S
13
0.9
S
12
0.9
S
11
0.7
S
11
0.7
S
11
0.6
S
10
Wave Graph
Metric surfscale
Energy kJ
73
71
68
34
55
187
144
86
141
74
45
33
33
45
69
171
236
206
116
112
73
Wind (km/h)
5
WSW
10
S
5
ENE
5
ENE
10
ESE
10
NE
0
NE
5
ESE
10
N
5
NNW
10
SW
5
NW
0
SE
5
SSE
5
NNE
0
SW
5
SSE
5
W
10
WSW
10
SW
5
NW
Wind State
cross-on
on
glassy
cross-off
cross
off
glassy
cross
off
glassy
cross-on
glassy
glassy
cross-on
off
glassy
glassy
glassy
cross-on
on
glassy
High Tide
3:32PM1.15m
3:11AM1.18m
3:57PM1.15m
3:43AM1.21m
4:25PM1.13m
4:17AM1.20m
4:55PM1.09m
4:55AM1.16m
5:29PM1.02m
5:37AM1.08m
6:06PM0.93m
6:27AM0.98m
6:49PM0.82m
Low Tide
9:28AM-0.02m
9:46PM0.29m
10:02AM-0.01m
10:17PM0.29m
10:37AM0.02m
10:49PM0.31m
11:13AM0.09m
11:23PM0.34m
11:53AM0.19m
00:01AM0.38m
12:45PM0.32m
00:53AM0.42m
2:05PM0.45m
2:23AM0.45m
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:39
6:37
6:37
6:37
6:37
6:35
6:35
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:38
5:38
5:39
5:39
5:39
5:40
5:40
 mm
2
Temp °C
24
22
20
24
24
18
27
27
22
29
22
18
25
24
21
28
28
21
22
20
18
Feels °C
25
24
22
25
24
18
27
27
21
27
22
19
25
24
21
28
28
21
22
21
20
  • 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
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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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