Praia das Dunas Surf Break
Lat Long: 22.92° S 42.04° W

Praia das Dunas Surf Forecast and Surf Report

Weather Forecast for Praia das Dunas

Issued: 2 pm 06 Jun 2026 (local time)

Forecast update in  hr  min

Today's Praia das Dunas sea temperature is
23.2° C

Normal for this time of year

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


Praia das Dunas surf forecast from 6 Jun 2026:

  • Best quality surf: Sunday 7 Jun, 12PM (local time) - 3.5ft (1.0m), 10s period, SSE swell with glassy winds.
  • Most powerful swell: Saturday 6 Jun, 9PM (local time) - 4ft (1.2m), 11s period, S swell with 338 kJ wave energy.
  • Next surfable swell (1★+): Sunday 7 Jun, 12PM (local time) - 3.5ft (1.0m), 10s period with SSE swell.

Best Forecast Surf Conditions for Praia das Dunas this week:

The surf forecast for Praia das Dunas over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Jun 07) at 12PM. The primary swell is predicted to be 1.0m and 10s period with a secondary swell of 0.2m and 8s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Praia das Dunas in the next 16 days are 1.2m 11s and forecast to arrive on Saturday (Jun 06) at 9PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.3m 8s period and expected on Saturday (Jun 13) at 9PM.

Wave TypeTime (-03) & Date Wave Height & Period
Next good surf (1 star+)12PM (Sun 7th Jun)3.5ft (1.0m) 10s
Best Surf12PM (Sun 7th Jun)3.5ft (1.0m) 10s
Most Powerful 9PM (Sat 6th Jun)4ft (1.2m) 11s

Table - best surf conditions forecast for Praia das Dunas over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 22°C on Tue morning, min 17°C on Sat night). Wind will be generally light.

Days 5-7 Weather Summary

Moderate rain (total 13mm), heaviest on Thu morning. Warm (max 24°C on Tue afternoon, min 18°C on Thu morning). Wind will be generally light.

Sat
6
Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
Rating
(10 max)
1
1
0
1
1
1
0
0
0
0
0
0
0
1
0
1
1
0
0
0
0
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)
1.3
S
12
1.1
S
11
1
S
10
0.9
S
10
0.7
S
10
0.5
S
10
0.5
S
10
0.4
SSE
9
0.6
S
9
0.7
S
8
0.6
S
10
0.5
S
9
0.5
S
9
0.5
SE
12
0.8
SSE
10
0.8
SSE
10
0.9
SE
11
0.8
SE
10
0.7
SE
9
1.2
ENE
6
0.9
ENE
7
Wave Graph
Metric surfscale
Energy kJ
446
274
208
154
90
47
47
29
57
71
67
42
40
66
133
105
163
113
87
103
70
Wind (km/h)
15
E
15
NNE
10
NNW
10
S
5
WNW
5
N
15
E
20
NE
30
NE
25
ENE
15
NNE
5
NNE
15
SSW
20
WSW
10
N
10
N
5
WNW
15
NE
25
ENE
25
NNE
15
NNW
Wind State
cross-on
on
cross
cross-off
glassy
cross-on
cross-on
on
on
on
on
cross-on
off
off
cross-on
cross-on
cross-off
on
cross-on
on
cross-on
High Tide
7:13PM0.85m
6:33AM0.85m
8:33PM0.84m
7:51AM0.83m
9:51PM0.86m
9:27AM0.84m
10:53PM0.87m
10:53AM0.90m
11:43PM0.88m
12:01PM0.97m
00:24AM0.88m
12:59PM1.05m
1:00AM0.87m
Low Tide
1:30AM0.48m
1:56PM0.23m
2:37AM0.47m
3:03PM0.25m
3:44AM0.43m
4:12PM0.24m
4:45AM0.36m
5:18PM0.24m
5:40AM0.28m
6:19PM0.23m
6:30AM0.19m
7:16PM0.24m
7:17AM0.09m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
light rain
mod rain
rain showers
part cloud
clear
part cloud
thunderstorm
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:22
6:24
6:24
6:24
6:24
6:24
6:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:09
5:09
5:09
5:09
5:09
5:09
5:09
5:09
 mm
3
9
1
21
Temp °C
21
20
21
21
20
20
21
21
22
24
22
23
22
21
19
20
20
21
22
21
26
Feels °C
19
18
21
20
21
20
20
19
19
22
21
25
21
19
20
21
22
19
20
19
25
Swell 1
Height (m)
Direction
Period (s)
1.3
S
12
1.1
S
11
1
S
10
0.9
S
10
0.7
S
10
0.5
S
10
0.5
S
10
0.4
SSE
9
0.6
S
9
0.7
S
8
0.6
S
10
0.5
S
9
0.5
S
9
0.5
SE
12
0.8
SSE
10
0.8
SSE
10
0.9
SE
11
0.8
SE
10
0.7
SE
9
0.6
SSE
9
0.9
ENE
7
Energy kJ
446
274
208
154
90
47
47
29
57
71
67
42
40
66
133
105
163
113
87
58
70
Swell 2
Height (m)
Direction
Period (s)
0.5
ESE
6
0.1
E
8
0.3
E
8
0.4
ESE
7
0.4
SE
7
0.4
ESE
7
0.4
ESE
7
0.3
ESE
7
0.3
SSW
11
0.4
SSW
10
0.5
S
10
0.4
ENE
5
0.4
SSW
8
0.5
S
9
0.6
SSW
5
0.4
SE
12
0.7
SW
9
0.6
SSW
8
0.5
SW
8
0.4
SW
7
0.5
SE
9
Energy kJ
22
1
10
18
12
21
20
9
23
37
47
11
24
40
18
51
81
43
28
13
41
Swell 3
Height (m)
Direction
Period (s)
0.1
E
8
0.2
E
8
0.2
E
8
0.2
E
8
0.3
E
6
0.2
S
12
0.1
S
13
0.2
SSW
6
0.3
ESE
7
0.2
ESE
7
0.2
SSE
6
0.4
SSW
9
0.4
NE
6
0.4
SE
7
0.3
ESE
7
0.4
SW
5
0.3
SE
13
0.3
SE
13
0.3
SE
13
0.2
SSW
7
Energy kJ
1
5
5
4
7
12
4
3
10
5
3
26
8
11
9
5
27
27
27
5
Wind waves
Height (m)
Direction
Period (s)
0.5
E
6
0.4
NE
3
0.4
NE
3
0.7
NE
4
0.8
ENE
4
0.7
ENE
5
0.4
SW
3
0.3
NE
5
0.3
ENE
3
0.5
NE
4
0.7
NE
5
1.2
ENE
6
0.4
NNW
3
Energy kJ
20
3
2
15
26
22
2
4
1
8
22
103
3
Nearest Offshore or Glassy
Rating
(10 max)
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
5
5
5
0
0
5
5
15
15
5
13
5
315
0
5
5
0
5
68
15
13
Best forecast wave conditions in Rio de Janeiro
Rating
(10 max)
2
2
2
1
1
1
1
1
1
1
1
1
1
1
2
2
2
1
1
1
Best forecast wave conditions in Brazil
Rating
(10 max)
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
2
2
2
1
1
1
Header Global
Rating
(10 max)
6
6
8
8
7
6
9
9
9
9
9
8
9
7
6
5
8
5
5
5
5
  • Map Icons:
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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 das Dunas Surf forecast

The above surf forecast table for Praia das Dunas provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Praia das Dunas can be found by selecting the local surf guide option on the grey menu. Our Praia das Dunas 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 das Dunas) 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 das Dunas 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 das Dunas is 5 km (3 miles) from Cabo Frio. If you plan a holiday in Rio de Janeiro, look for hotels and other accommodation in Cabo Frio. Cabo Frio has rooms for a wide range of budgets as well as car hire and transport links.

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