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Surf Size, Swell Size, Swell Period & Direction, Wind Speed & Direction

 

San_Juan
Coordinates: 18.5N -66W
Start Time (GMT): 12Z19AUG2025
Local Time Zone: GMT -5
© Stormsurf 2025

Surf Hgt
ft
10
8
6
4
2

1.8

1.7

1.6

1.7

1.8

1.7

1.4

1.2

0.6

1.5

1.6

1.7

1.8

1.9

1.9

1.9

1.8

1.7

2.1

2.1

2.1

3.0

2.9

2.7

2.7

2.4

2.0

3.3

3.2

3.2

3.2

3.3

3.5

3.6

3.8

6.5

6.6

6.6

6.6

6.6

6.8

7.4

5.6

8.8

8.5

8.2

7.8

7.5

7.2

6.9

6.7

6.4

6.2

5.9

5.8

6.1

6.0

5.8

5.5

5.1

4.8

Wind
kts
30
25
20
15
10
5

5

7

11

8

6

5

2

2

2

10

15

15

11

13

14

12

15

14

15

15

13

13

14

12

12

14

13

10

10

7

5

5

4

7

14

12

8

3

4

4

4

9

13

12

8

5

8

5

7

6

15

14

14

15

12

15

15

16

16

16

15

WDir
dg
WDir
dg

SE

ESE

ESE

SE

SE

SSE

S

SSE

ESE

E

E

ESE

ESE

ESE

ESE

ESE

E

E

E

E

E

E

E

ENE

E

ENE

ENE

ENE

ENE

ENE

ENE

SE

SSE

E

S

S

SSW

SSW

SE

SSE

ESE

ESE

ESE

ESE

SE

SE

SE

ESE

SE

ESE

E

ESE

ESE

ESE

ESE

E

E

E

E

E

E

   

19 Tu 08

19 Tu 11

19 Tu 14

19 Tu 17

19 Tu 20

19 Tu 23

20 We 02

20 We 05

20 We 08

20 We 11

20 We 14

20 We 17

20 We 20

20 We 23

21 Th 02

21 Th 05

21 Th 08

21 Th 11

21 Th 14

21 Th 17

21 Th 20

21 Th 23

22 Fr 02

22 Fr 05

22 Fr 08

22 Fr 11

22 Fr 14

22 Fr 17

22 Fr 20

22 Fr 23

23 Sa 02

23 Sa 05

23 Sa 08

23 Sa 11

23 Sa 14

23 Sa 17

23 Sa 20

23 Sa 23

24 Su 02

24 Su 05

24 Su 08

24 Su 11

24 Su 14

24 Su 17

24 Su 20

24 Su 23

25 Mo 02

25 Mo 05

25 Mo 08

25 Mo 11

25 Mo 14

25 Mo 17

25 Mo 20

25 Mo 23

26 Tu 02

26 Tu 05

26 Tu 08

26 Tu 11

26 Tu 14

26 Tu 17

26 Tu 20

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

6

5

4

3

2

1

1.9

1.7

1.6

1.7

1.8

1.7

1.5

1.3

1.4

1.2

1.4

1.5

1.7

1.8

1.8

1.8

1.8

1.8

2.0

2.1

2.1

2.7

2.7

2.6

2.6

2.3

2.0

2.9

2.9

2.9

2.9

3.0

3.1

3.3

3.3

4.6

4.9

5.0

5.0

5.1

5.2

5.5

4.2

5.7

5.8

5.6

5.4

5.3

5.1

5.0

4.9

4.8

4.7

4.6

4.5

4.5

4.4

4.3

4.2

4.0

3.8

Swell Per
sec

25

20

15

10

5

9.7

9.6

9.5

10.1

10.1

9.9

9.6

9.4

4.4

11.9

11.7

11.2

11.0

10.7

10.4

10.2

10.0

9.8

10.5

10.1

9.8

11.1

10.8

10.4

10.3

10.3

10.1

11.5

11.0

10.9

11.0

11.0

11.0

11.1

11.2

14.3

13.7

13.4

13.1

12.8

13.1

13.5

13.2

15.3

14.8

14.5

14.4

14.3

14.1

13.9

13.7

13.5

13.3

13.1

12.8

13.7

13.5

13.3

13.0

12.7

12.5

SDir
dg
SDir
dg

308

308

307

308

308

308

307

307

75

23

23

23

23

22

22

22

22

22

322

322

323

324

325

325

325

325

325

327

328

329

331

332

334

335

336

342

344

345

347

350

351

354

351

358

359

0

2

3

4

5

6

7

9

10

11

13

14

15

16

17

18

   

19 Tu 08

19 Tu 11

19 Tu 14

19 Tu 17

19 Tu 20

19 Tu 23

20 We 02

20 We 05

20 We 08

20 We 11

20 We 14

20 We 17

20 We 20

20 We 23

21 Th 02

21 Th 05

21 Th 08

21 Th 11

21 Th 14

21 Th 17

21 Th 20

21 Th 23

22 Fr 02

22 Fr 05

22 Fr 08

22 Fr 11

22 Fr 14

22 Fr 17

22 Fr 20

22 Fr 23

23 Sa 02

23 Sa 05

23 Sa 08

23 Sa 11

23 Sa 14

23 Sa 17

23 Sa 20

23 Sa 23

24 Su 02

24 Su 05

24 Su 08

24 Su 11

24 Su 14

24 Su 17

24 Su 20

24 Su 23

25 Mo 02

25 Mo 05

25 Mo 08

25 Mo 11

25 Mo 14

25 Mo 17

25 Mo 20

25 Mo 23

26 Tu 02

26 Tu 05

26 Tu 08

26 Tu 11

26 Tu 14

26 Tu 17

26 Tu 20

Date/Day/Time (Local - 24 hr)

.
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