Surf Forecasts and Marine Weather - No Hype - Just the Facts!
Is This El Nino Poised to Surpass the '97 Event? - Video HERE (8/2/26)
Buoys | Buoy Forecast | Bulletins | Models: Wave - Weather - Surf - Altimetry - Snow | Pacific Forecast | QuikCAST | El Nino | Tutorials | Great Circles | Video

Google
Create Your Own Surf Forecast
Swell Calculator
Swell Decay Tables
Sea Height Tables
Swell Category Table
.

Surf Spot Forecast Graph
Surf Size, Swell Size, Swell Period & Direction, Wind Speed & Direction

 

Rio_de_Juneiro
Coordinates: -23.0S -43W
Start Time (GMT): 12Z16AUG2026
Local Time Zone: GMT -3
© Stormsurf 2026

Surf Hgt
ft
10
8
6
4
2

5.9

4.2

4.0

3.6

3.3

3.1

2.9

2.5

2.3

2.1

2.5

2.3

2.9

2.7

2.4

2.2

2.0

1.9

1.9

1.0

2.3

2.4

2.1

1.8

1.6

1.6

1.5

1.5

1.5

1.5

1.5

1.4

1.3

1.3

0.6

0.9

2.1

2.2

2.1

2.0

1.8

1.7

1.5

1.3

1.1

2.3

2.6

2.6

2.7

2.5

5.3

5.6

5.3

4.9

4.6

4.4

4.3

4.4

4.7

5.0

5.2

Wind
kts
30
25
20
15
10
5

12

16

17

18

15

13

10

7

6

8

15

14

10

9

7

7

6

5

10

11

7

5

6

6

6

6

8

8

6

5

3

4

3

8

10

11

8

6

6

8

8

15

16

11

11

6

5

3

3

7

8

8

7

8

7

6

5

8

11

5

3

WDir
dg
WDir
dg

ENE

E

E

E

ENE

ENE

NE

NE

ENE

ESE

E

E

ENE

NE

NE

NE

NNE

ESE

ESE

E

NE

NNE

NNE

N

NNE

SE

ESE

E

ENE

NE

NNE

NE

N

SE

ESE

E

ENE

NE

NNE

N

N

WSW

SSW

SW

SW

SW

WSW

WSW

SSW

SSE

SE

ESE

ESE

ENE

E

ENE

ENE

SE

SE

ESE

SE

   

16 Su 09

16 Su 24

16 Su 15

16 Su 18

16 Su 21

17 Mo 12

17 Mo 03

17 Mo 06

17 Mo 09

17 Mo 24

17 Mo 15

17 Mo 18

17 Mo 21

18 Tu 12

18 Tu 03

18 Tu 06

18 Tu 09

18 Tu 24

18 Tu 15

18 Tu 18

18 Tu 21

19 We 12

19 We 03

19 We 06

19 We 09

19 We 24

19 We 15

19 We 18

19 We 21

20 Th 12

20 Th 03

20 Th 06

20 Th 09

20 Th 24

20 Th 15

20 Th 18

20 Th 21

21 Fr 12

21 Fr 03

21 Fr 06

21 Fr 09

21 Fr 24

21 Fr 15

21 Fr 18

21 Fr 21

22 Sa 12

22 Sa 03

22 Sa 06

22 Sa 09

22 Sa 24

22 Sa 15

22 Sa 18

22 Sa 21

23 Su 12

23 Su 03

23 Su 06

23 Su 09

23 Su 24

23 Su 15

23 Su 18

23 Su 21

Date/Day/Time (Local - 24 hr)
Swell Hgt
ft

6

5

4

3

2

1

5.2

3.7

3.5

3.2

3.0

4.5

4.1

3.6

3.3

3.1

2.4

2.2

4.3

3.9

3.5

3.1

2.9

2.6

2.6

1.0

3.2

3.3

2.9

2.5

2.3

2.1

2.0

2.0

2.1

2.1

2.0

1.9

1.8

1.8

0.5

0.8

3.0

3.0

2.8

2.6

2.4

2.1

1.8

1.6

1.4

3.4

3.6

3.5

3.5

3.3

4.9

5.1

4.9

4.7

4.5

4.3

4.3

4.3

4.6

4.7

4.8

Swell Per
sec

25

20

15

10

5

11.4

11.2

11.2

11.1

10.9

7.0

7.0

7.0

7.0

6.9

10.5

10.4

6.8

6.9

6.8

6.9

7.0

7.1

7.2

9.4

7.3

7.3

7.2

7.2

7.3

7.3

7.3

7.3

7.4

7.3

7.3

7.2

7.2

7.2

12.1

11.7

7.2

7.3

7.4

7.5

7.7

7.9

8.0

8.0

8.0

6.8

7.0

7.4

7.6

7.6

10.9

11.1

10.8

10.4

10.2

10.1

10.0

10.1

10.2

10.7

10.9

SDir
dg
SDir
dg

153

173

173

174

174

113

113

113

113

112

172

173

107

106

105

106

106

107

109

172

109

108

106

107

107

111

109

110

110

109

109

109

108

108

185

186

107

106

105

103

103

102

102

102

101

203

202

202

201

200

195

194

195

195

194

194

193

192

189

188

188

   

16 Su 09

16 Su 24

16 Su 15

16 Su 18

16 Su 21

17 Mo 12

17 Mo 03

17 Mo 06

17 Mo 09

17 Mo 24

17 Mo 15

17 Mo 18

17 Mo 21

18 Tu 12

18 Tu 03

18 Tu 06

18 Tu 09

18 Tu 24

18 Tu 15

18 Tu 18

18 Tu 21

19 We 12

19 We 03

19 We 06

19 We 09

19 We 24

19 We 15

19 We 18

19 We 21

20 Th 12

20 Th 03

20 Th 06

20 Th 09

20 Th 24

20 Th 15

20 Th 18

20 Th 21

21 Fr 12

21 Fr 03

21 Fr 06

21 Fr 09

21 Fr 24

21 Fr 15

21 Fr 18

21 Fr 21

22 Sa 12

22 Sa 03

22 Sa 06

22 Sa 09

22 Sa 24

22 Sa 15

22 Sa 18

22 Sa 21

23 Su 12

23 Su 03

23 Su 06

23 Su 09

23 Su 24

23 Su 15

23 Su 18

23 Su 21

Date/Day/Time (Local - 24 hr)

.
Contact | About | Disclaimer | Privacy
Advertise/Content | Links
Visit Mark Sponsler on Facebook Visit Stormsurf on Instagram Visit Stormsurf on YouTube
Copyright © 2026 STORMSURF - All Rights Reserved
This page cannot be duplicated, reused or framed in another window without express written permission.
But links are always welcome.
Buoys | Buoy Forecast | Bulletins | Models: Wave - Weather - Surf - Altimetry - Snow | Pacific Forecast | QuikCAST | El Nino | Tutorials | Great Circles | Calculator