Jaconé surfForecast / Rio de Janeiro / Brazil

information circle48hr Weather and Surf, issued 2 am Sunday 17 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
23.5° C
(Which is slightly cooler than normal)

How big are the waves at Jaconé today?

The current surf forecast for Jaconé at 7AM is: 1.4m 11s primary swell from a South-southwest direction and 0.1m 7s secondary swell from a East direction, 0.2m 7s secondary swell from a East-northeast direction (forecast issued at 02:00am May 17). The wind direction is predicted to be offshore and the swell rating is 2.

Time (-03) & DateWave HeightWave Period
Morning (17 May)4.5ft (1.3m)11s
Afternoon (17 May)4.5ft (1.3m)11s
Evening (17 May)4ft (1.2m)11s

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 14mm), heaviest on Tue afternoon. Warm (max 25°C on Sun morning, min 20°C on Tue night). Wind will be generally light.

Sunday
17
Monday
18
Tuesday
19
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
2
2
2
1
0
0
1
2
2
0
0
0
1
1
1
1
0
0
0
0
0
1
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.4
SSW
11
1.4
SSW
11
1.4
SSW
11
1.3
SSW
11
1.3
S
11
1.3
S
11
1.2
S
11
1.2
S
11
1.1
S
11
1.1
S
10
1
S
10
0.9
S
10
0.9
S
10
0.8
S
10
0.7
S
10
0.7
S
10
0.7
S
10
0.9
SSW
9
0.5
S
14
1.1
SSW
9
1.5
SSW
9
1.9
SSW
8
1.8
SSW
8
1
S
18
Wave Graph
Metric surfscale
Energy kJ
486
486
486
415
403
396
338
332
275
265
212
161
158
122
92
90
88
136
96
203
328
481
423
642
Wind (km/h)
10
NE
5
ENE
10
NE
5
ENE
10
SE
10
SE
15
W
10
WNW
10
NW
10
N
5
N
10
WSW
15
SW
10
WSW
5
WNW
0
NNE
5
WSW
10
WSW
10
W
20
WSW
25
WSW
25
WSW
20
WSW
15
WSW
off
off
off
glassy
cross-off
cross
cross-on
cross-on
cross
cross-off
glassy
on
on
cross-on
glassy
glassy
glassy
on
cross-on
cross-on
on
on
on
cross-on
High Tide
3:26PM1.10m
2:43AM0.87m
4:13PM1.04m
3:10AM0.87m
5:04PM0.96m
Low Tide
8:56AM-0.01m
9:42PM0.29m
9:39AM-0.02m
10:26PM0.38m
10:26AM-0.00m
clear
clear
clear
clear
clear
clear
thunderstorm
rain showers
cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
light rain
cloud
cloud
cloud
cloud
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:16
6:16
6:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:15
5:15
5:15
1
1
1
3
4
1
Temp °C
22
21
21
22
25
25
22
22
22
21
22
23
24
24
24
23
22
22
22
22
22
21
21
21
23
23
22
24
27
28
23
24
24
22
25
25
25
26
27
26
25
25
24
22
21
20
21
21
Swell 1
Height (m)
Direction
Period (s)
1.4
SSW
11
1.4
SSW
11
1.4
SSW
11
1.3
SSW
11
1.3
S
11
1.3
S
11
1.2
S
11
1.2
S
11
1.1
S
11
1.1
S
10
1
S
10
0.9
S
10
0.9
S
10
0.8
S
10
0.7
S
10
0.7
S
10
0.7
S
10
0.7
SSW
9
0.6
S
9
0.5
S
13
1.5
SSW
9
0.6
S
13
0.6
S
19
1.6
SSW
8
Energy kJ
486
486
486
415
403
396
338
332
275
265
212
161
158
122
92
90
88
92
63
90
328
117
266
277
Swell 2
Height (m)
Direction
Period (s)
0.1
E
7
0.1
E
7
0.1
E
7
0.1
E
7
0.1
SE
12
0.2
ESE
12
0.3
E
4
0.1
E
12
0.2
E
7
0.2
E
4
0.1
E
7
0.1
S
19
0.2
S
17
0.2
S
16
0.3
S
16
0.4
S
15
0.4
SSW
15
0.5
S
14
0.5
S
14
0.2
S
16
0.5
S
13
0.4
S
20
0.5
S
15
1
S
18
Energy kJ
1
1
1
1
6
14
3
3
4
2
1
7
22
21
45
72
72
107
96
21
89
124
109
642
Swell 3
Height (m)
Direction
Period (s)
0.1
SE
12
0.1
SE
12
0.1
SE
12
0.1
SE
12
0.1
SE
12
0.1
SE
12
0.1
SE
12
0.1
SE
11
0.1
E
7
0.1
S
19
0.1
E
7
0.2
ENE
2
0.2
E
7
0.2
E
7
0.2
E
7
0.2
E
7
0.2
E
7
0.2
E
7
0.2
E
7
0.2
S
16
0.2
E
7
0.4
SSW
12
0.6
S
13
Energy kJ
6
6
6
6
6
6
5
5
1
7
1
1
4
4
4
4
4
4
4
21
4
51
115
Wind waves
Height (m)
Direction
Period (s)
0.2
ENE
7
0.4
NE
3
0.4
ENE
3
0.3
ENE
4
0.2
ENE
4
0.3
NE
2
0.3
SW
3
0.3
SW
2
0.9
SSW
9
0.5
SW
6
1.1
SSW
9
0.6
W
5
1.9
SSW
8
1.8
SSW
8
Energy kJ
5
2
4
3
2
1
1
1
136
18
203
15
481
423
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
2
2
2
2
2
1
2
2
1
1
1
1
1
1
2
2
1
3
2
2
4
Distance (km)
0
0
0
0
0
10
46
12
7
0
0
34
58
16
0
0
0
57
64
78
93
253
177
93
Best forecast wave conditions in Rio de Janeiro
Rating
(10 max)
2
2
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
2
2
2
3
4
Best forecast wave conditions in Brazil
Rating
(10 max)
2
2
2
2
2
2
2
2
2
2
2
1
2
2
2
2
3
3
3
3
4
4
4
4
Header Global
Rating
(10 max)
4
5
4
4
8
6
4
4
5
7
4
4
5
4
5
5
4
4
4
4
5
5
5
4
  • 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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