Jaconé surfForecast / Rio de Janeiro / Brazil

information circle48hr Weather and Surf, issued 2 am Wednesday 20 May 2026 -03
Forecast update in hr  min  s Forecast update imminent
Jaconé surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Jaconé sea temperature is
24.2° C
(Which is normal for this time of year)

How big are the waves at Jaconé today?

The current surf forecast for Jaconé at 9AM is: 2.5m 15s primary swell from a South direction and 0.3m 8s secondary swell from a East-northeast direction (forecast issued at 02:00am May 20). The wind direction is predicted to be cross-onshore.

Time (-03) & DateWave HeightWave Period
Morning (20 May)8ft (2.5m)15s
Afternoon (20 May)7.5ft (2.3m)14s
Evening (20 May)6.5ft (2.0m)13s

Table - waves today at Jaconé. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 18mm), heaviest on Wed night. Warm (max 22°C on Wed afternoon, min 19°C on Thu night). Wind will be generally light.

Wednesday
20
Thursday
21
Friday
22
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
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
2
2
4
3
3
2
1
2
2
3
3
2
1
2
!
!
!
!
!
!
!
4
4
3
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.6
S
18
2.3
S
16
2.5
S
16
2.5
S
15
2.4
S
14
2.3
S
14
2.2
S
14
2
S
13
1.9
S
13
1.9
S
13
2.1
S
14
2.3
S
15
2.4
S
15
2.5
S
15
3
S
15
3
S
15
3
S
15
3
S
14
3
S
14
3
S
14
3
S
14
2.5
S
14
2.5
S
14
2.5
S
14
Wave Graph
Metric surfscale
Energy kJ
1543
2701
3064
2948
2379
2127
1894
1419
1245
1245
1784
2228
2525
3364
3953
4010
3829
3724
3388
3328
3065
2946
3001
2980
Wind (km/h)
15
WSW
10
WSW
10
WSW
5
WNW
10
W
10
WSW
15
WSW
15
W
10
WNW
5
WSW
5
SW
15
S
15
S
20
S
15
S
5
S
0
SSW
0
W
5
NW
5
NNW
5
SE
15
ESE
20
E
20
ENE
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
glassy
glassy
glassy
glassy
cross
cross-off
cross-off
cross-off
High Tide
3:43AM0.87m
6:08PM0.88m
4:23AM0.86m
7:52PM0.81m
5:13AM0.83m
Low Tide
11:18AM0.04m
00:00AM0.53m
12:17PM0.11m
00:55AM0.57m
1:22PM0.17m
light rain
cloud
light rain
light rain
light rain
thunderstorm
thunderstorm
thunderstorm
thunderstorm
light rain
light rain
light rain
light rain
light rain
light rain
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
cloud
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:18
6:18
6:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:15
5:15
5:14
1
2
1
1
1
1
2
2
1
2
1
2
2
1
1
Temp °C
22
22
21
21
21
21
22
22
21
21
21
21
20
20
20
20
20
19
19
20
21
21
21
20
23
23
23
23
23
22
22
23
23
23
23
22
20
18
19
21
22
20
20
22
22
21
20
19
Swell 1
Height (m)
Direction
Period (s)
1.6
S
18
2.3
S
16
2.5
S
16
2.5
S
15
2.4
S
14
2.3
S
14
2.2
S
14
2
S
13
1.9
S
13
1.9
S
13
2.1
S
14
2.3
S
15
2.4
S
15
2.5
S
15
3
S
15
3
S
15
3
S
15
3
S
14
3
S
14
3
S
14
3
S
14
2.5
S
14
2.5
S
14
2.5
S
14
Energy kJ
1543
2701
3064
2948
2379
2127
1894
1419
1245
1245
1784
2228
2525
3364
3953
4010
3829
3724
3388
3328
3065
2946
3001
2980
Swell 2
Height (m)
Direction
Period (s)
1.4
SSW
8
0.1
SE
12
0.3
ENE
8
0.3
ENE
8
0.3
E
8
0.3
E
8
0.2
E
8
0.2
E
8
0.2
E
8
0.2
E
8
0.2
E
8
0.2
E
8
0.2
E
8
0.3
E
8
0.3
E
8
0.3
E
9
0.2
E
9
0.3
E
9
Energy kJ
231
6
11
12
11
11
5
5
5
5
5
5
5
12
12
14
6
14
Swell 3
Height (m)
Direction
Period (s)
0.2
ESE
12
0.1
SE
12
0.3
ENE
8
0.3
E
8
0.3
E
8
0.2
E
8
Energy kJ
15
6
12
10
10
5
Wind waves
Height (m)
Direction
Period (s)
0.6
SSE
4
0.7
SSE
5
0.8
SSE
4
0.3
E
9
0.8
ESE
4
Energy kJ
12
19
20
14
22
Nearest Offshore or Glassy
Rating
(10 max)
4
4
4
4
4
4
3
3
3
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
Distance (km)
58
73
44
49
62
62
64
64
12
21
58
66
77
177
77
10
7
7
7
7
10
0
10
10
Best forecast wave conditions in Rio de Janeiro
Rating
(10 max)
4
4
4
4
4
4
4
4
4
4
4
4
4
4
5
5
5
5
5
5
4
5
5
Best forecast wave conditions in Brazil
Rating
(10 max)
4
4
4
4
4
4
4
7
4
5
5
4
4
4
5
5
5
5
5
5
5
4
5
5
Header Global
Rating
(10 max)
5
5
4
4
4
5
5
5
4
5
5
5
5
4
4
4
5
7
7
8
6
5
5
5
  • 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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