Praia da Baleia Surf Break

Lat Long: 23.78° S 45.67° W

Praia da Baleia Surf Forecast and Surf Report

Issued: 2 am 08 Sep 2026 (local time)

Forecast update in  hr  min

Today's Praia da Baleia sea temperature is
22.0°C
1.6° 

Praia da Baleia surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Praia da Baleia surf forecast from 8 Sep 2026:

  • Best quality surf: Monday 14 Sep, 6PM (local time) - 7.5ft (2.3m), 10s period, SE swell with cross-offshore winds.
  • Most powerful swell: Monday 14 Sep, 6PM (local time) - 7.5ft (2.3m), 10s period, SE swell with 948 kJ wave energy.
  • Next surfable swell (1★+): Tuesday 8 Sep, 9AM (local time) - 4.5ft (1.3m), 10s period with S swell.

Best Forecast Surf Conditions for Praia da Baleia this week:

The surf forecast for Praia da Baleia over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Sep 08) at 9AM. The primary swell is predicted to be 1.3m and 10s period with a secondary swell of 0.9m and 6s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Praia da Baleia in the next 16 days are 2.3m 10s and forecast to arrive on Monday (Sep 14) at 6PM. 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 Wednesday (Sep 09) at 9PM.

Wave TypeTime (-03) & Date Wave Height & Period
Next good surf (1 star+) 9AM (Tue 8th Sep)4.5ft (1.3m) 10s
Best Surf 6PM (Mon 14th Sep)7.5ft (2.3m) 10s
Most Powerful 6PM (Mon 14th Sep)7.5ft (2.3m) 10s

Table - best surf conditions forecast for Praia da Baleia over the next 16 days.


The Lowdown

Alright folks, Rusty here. Let’s get into it.

We’re looking at a pretty solid run of surf coming up at Praia da Baleia. The water is sitting at 72°, which is a touch warmer than normal for this time of year – nothing crazy, but you’ll notice it’s a little more comfortable than usual.

The week kicks off on Tuesday, 8th September. The morning is glassy with a clean 4ft swell from the south, period around 10 seconds. The combined energy is moderate at (420). It’s not huge, but with the wind dead calm and the water smooth, it’s going to be a fun, clean session. The afternoon sees a slight drop to 4ft, still glassy, still clean. A mellow start for the beginners – this is a beginner-friendly spot, and it’s fairly consistent here.

Wednesday morning the 9th gets a little messy with moderate rain, but the swell is 4ft from the ESE at 8 seconds. The wind is completely glassy again, so the surface will be smooth. The wave energy is still moderate (296). The afternoon brings heavy rain and a cross-off breeze, but the swell is 3ft – still surfable, but you’ll want a hood if the rain sticks around.

Thursday, 10th September, morning is a standout. Glassy conditions, 3ft of south swell with a long period of 12 seconds. That’s a groundswell, and it’s going to wrap nicely into the point. The combined energy is moderate (314). The long period also means fewer waves in the set, but the ones that come will have shape. Afternoon gets a risk of thunderstorms and a cross-on wind, so the quality drops.

Friday the 11th and Saturday the 12th are a bit of a write-off. Friday has cross winds and a small 3ft to 3ft swell, and Saturday drops to a tiny 2ft with poor, choppy conditions. Not worth paddling out, honestly.

Now, here’s where it gets interesting. Sunday, 13th September, morning sees a jump to 7ft from the south at 10 seconds. The combined energy hits strong at (836). But the wind is cross-on, so it’ll be a bit bumpy. Still, that’s some size for the beach and point setup. The afternoon is 6ft.

Monday, 14th September, is your top pick. Morning has 7ft from the ESE at a short 7 seconds, but the wind is cross-off and clean. The combined energy is strong (752). That’s a punchy, powerful wave for the point. The afternoon drops to 6ft but the wind goes cross, so it’s still a good go.

The rest of the week into the weekend keeps a steady 5ft to 6ft range, with glassy or clean conditions most days. Tuesday the 15th morning is glassy with 5ft, Thursday the 17th afternoon turns glassy again with 5ft, and Friday the 18th is all glassy with 5ft to 5ft. This is a good, consistent run.

Then a real standout pops up on Sunday, 20th September. Morning is completely glassy, zero wind, with a clean 5ft from the ESE at 9 seconds. Combined energy is moderate (349). That’s going to be a dreamy morning session.

Monday the 21st fades to 3ft and ordinary conditions, but don’t sleep on Tuesday, 22nd September. The morning delivers 6ft of south swell at 10 seconds, glassy with calm wind. The combined energy is strong (666). Then the afternoon bumps to 5ft at a very long 13 seconds, with a massive combined energy of (1072). That’s groundswell – it’s going to have some serious power, especially on the point. The afternoon wind is light cross, so it’s not perfect, but the energy is there.

Wednesday, 23rd September, keeps the 6ft south swell at 13 seconds through the morning, with light cross winds. The combined energy is still very strong (1069). By the afternoon, the wind goes glassy, and the swell is 5ft at 13 seconds – that’s a beautiful, long-period, clean afternoon wave. The combined energy is still strong (800).

Overall, the best bets are Monday, 14th September morning for the biggest, cleanest swell, and Tuesday, 22nd September morning for the glassy, powerful groundswell. The crowd is listed as “sometimes” here, so you might have company, but at a spot this consistent, it’s worth it.

Rusty.

Short Range Forecast

Heavy rain (total 66mm), heaviest during Wed afternoon. Warm (max 24°C on Thu afternoon, min 18°C on Tue morning). Wind will be generally light.

Days 4-6 Weather Summary

Heavy rain (total 28mm), heaviest during Sat morning. Warm (max 32°C on Fri afternoon, min 17°C on Sat night). Wind will be generally light.

Tuesday
8
Wednesday
9
Thursday
10
Friday
11
Saturday
12
Sunday
13
Monday
14
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
2
2
2
2
2
3
2
1
2
1
1
1
0
0
2
2
1
2
3
2
3
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.3
S
10
1.1
S
10
1
S
10
1.2
ESE
8
1
ESE
8
0.9
S
12
0.9
S
12
0.9
S
13
0.8
S
15
1
S
13
0.9
S
13
0.6
S
12
0.5
S
11
0.9
SSW
5
1.7
S
9
2
S
10
1.7
S
10
1.5
S
9
2.1
ESE
7
1.7
ESE
7
1.8
SE
9
Wave Graph
Metric surfscale
Energy kJ
361
249
198
159
127
251
232
263
294
352
256
100
60
37
440
786
546
355
425
301
516
Wind (km/h)
5
NNE
5
SSW
0
N
0
W
10
NNE
5
N
5
NE
5
SSW
10
NNE
5
ENE
5
ENE
15
N
15
SSW
10
SSW
5
SE
10
E
10
ESE
15
E
15
ENE
5
ENE
5
NE
Wind State
glassy
glassy
glassy
glassy
cross-off
glassy
glassy
cross-on
cross-off
cross
cross
cross-off
cross-on
cross-on
glassy
cross-on
cross-on
cross
cross-off
cross
glassy
High Tide
2:06PM1.14m
1:16AM1.02m
2:21PM1.15m
1:43AM1.13m
2:36PM1.15m
2:11AM1.22m
2:53PM1.13m
2:41AM1.26m
3:10PM1.11m
3:11AM1.25m
3:29PM1.09m
3:42AM1.21m
3:49PM1.05m
Low Tide
7:51PM0.37m
7:52AM-0.03m
8:17PM0.33m
8:27AM-0.05m
8:41PM0.29m
8:57AM-0.03m
9:02PM0.25m
9:25AM0.04m
9:22PM0.21m
9:48AM0.13m
9:41PM0.19m
10:09AM0.23m
10:00PM0.18m
part cloud
rain showers
rain showers
heavy rain
heavy rain
rain showers
cloud
mod rain
heavy rain
thunderstorm
clear
rain showers
mod rain
light rain
mod rain
light rain
light rain
light rain
heavy rain
light rain
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:07
6:05
6:05
6:03
6:03
6:01
6:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:53
5:53
5:53
5:54
5:54
5:54
5:55
 mm
1
2
18
19
1
8
17
2
2
6
2
6
3
2
5
17
1
36
Temp °C
18
19
19
21
21
21
23
24
22
28
32
29
21
18
18
19
18
18
19
20
20
Feels °C
19
20
21
24
23
23
27
27
25
31
36
30
22
19
20
20
18
18
20
22
20
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  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Praia da Baleia Surf forecast

The above surf forecast table for Praia da Baleia provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Praia da Baleia can be found by selecting the local surf guide option on the grey menu. Our Praia da Baleia 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 (Praia da Baleia) 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 Praia da Baleia 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.

Praia da Baleia is 26 km (16 miles) from 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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