Surf Forecasts and Marine Weather - No Hype - Just the Facts!
Kelvin Wave Pushing East- WWB Forecast - OMG! - Video Forecast HERE (1/11/26)
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

 

Siberut
Coordinates: -1.5N 98.5E
Start Time (GMT): 06Z18JAN2026
Local Time Zone: GMT +7
© Stormsurf 2025

Surf Hgt
ft
10
8
6
4
2

4.2

4.1

3.9

2.0

3.9

6.5

6.5

6.4

6.3

6.2

5.9

5.7

5.6

5.3

6.2

6.3

5.7

5.2

4.8

4.4

4.2

4.0

3.8

3.6

3.4

3.2

3.0

2.9

6.5

6.6

6.8

7.7

7.6

7.4

7.2

6.9

6.7

6.4

6.0

5.8

5.7

5.8

5.9

5.6

5.5

5.3

5.1

3.4

3.8

4.0

4.5

4.1

4.2

3.7

3.4

3.1

2.9

2.8

2.7

2.6

2.5

Wind
kts
30
25
20
15
10
5

14

12

11

10

13

15

16

17

16

16

15

17

17

16

14

14

13

11

9

9

8

10

9

11

11

11

8

7

9

12

13

12

10

10

6

6

6

6

11

9

11

12

11

11

11

12

14

14

14

14

11

12

10

11

9

9

11

13

10

7

6

WDir
dg
WDir
dg

NNW

NW

NW

NW

NW

NW

NW

NNW

NNW

NW

NW

WNW

WNW

WNW

NW

NW

NNW

NNW

NNW

NW

NW

NNW

NNW

NNW

NW

NW

NW

NNW

NNW

NNW

NNW

NW

WNW

W

W

WSW

SW

WSW

WNW

NW

NNW

NW

NW

WNW

WNW

NW

NW

NNW

NNW

NW

WNW

W

WNW

NW

NW

NNW

NW

NW

NW

WNW

NW

   

18 Su 13

18 Su 16

18 Su 19

18 Su 22

19 Mo 01

19 Mo 04

19 Mo 07

19 Mo 10

19 Mo 13

19 Mo 16

19 Mo 19

19 Mo 22

20 Tu 01

20 Tu 04

20 Tu 07

20 Tu 10

20 Tu 13

20 Tu 16

20 Tu 19

20 Tu 22

21 We 01

21 We 04

21 We 07

21 We 10

21 We 13

21 We 16

21 We 19

21 We 22

22 Th 01

22 Th 04

22 Th 07

22 Th 10

22 Th 13

22 Th 16

22 Th 19

22 Th 22

23 Fr 01

23 Fr 04

23 Fr 07

23 Fr 10

23 Fr 13

23 Fr 16

23 Fr 19

23 Fr 22

24 Sa 01

24 Sa 04

24 Sa 07

24 Sa 10

24 Sa 13

24 Sa 16

24 Sa 19

24 Sa 22

25 Su 01

25 Su 04

25 Su 07

25 Su 10

25 Su 13

25 Su 16

25 Su 19

25 Su 22

26 Mo 01

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

12

10

8

6

4

2

2.9

2.9

2.8

3.2

2.8

3.9

3.9

3.9

3.9

3.9

3.8

3.8

3.7

3.5

7.1

7.0

6.4

5.9

5.6

5.2

5.0

4.8

4.6

4.4

4.3

4.1

3.9

3.8

3.7

3.9

4.1

4.8

4.9

4.9

4.8

4.8

4.7

4.6

4.4

4.3

4.2

4.2

4.2

4.1

4.1

4.0

3.9

4.0

4.4

4.6

4.8

4.7

4.7

4.4

4.2

3.9

3.7

3.6

3.5

3.4

3.3

Swell Per
sec

25

20

15

10

5

14.5

14.4

14.2

6.3

13.8

16.6

16.4

16.4

16.2

16.1

15.4

15.2

15.2

15.2

8.8

9.1

8.9

8.8

8.6

8.5

8.4

8.4

8.3

8.2

8.0

7.9

7.7

7.6

17.6

16.8

16.5

16.2

15.6

15.3

15.0

14.6

14.3

14.1

13.7

13.5

13.4

13.8

14.1

13.6

13.4

13.3

13.1

8.5

8.8

8.8

9.4

8.9

8.9

8.4

8.1

7.9

7.7

7.6

7.5

7.4

7.5

SDir
dg
SDir
dg

214

213

214

268

212

211

211

210

211

210

210

210

210

210

252

254

257

259

259

259

260

259

260

261

263

265

264

264

191

191

192

195

194

195

195

196

196

196

196

197

197

197

197

197

197

197

197

266

265

260

253

251

246

248

249

250

252

257

256

254

253

   

18 Su 13

18 Su 16

18 Su 19

18 Su 22

19 Mo 01

19 Mo 04

19 Mo 07

19 Mo 10

19 Mo 13

19 Mo 16

19 Mo 19

19 Mo 22

20 Tu 01

20 Tu 04

20 Tu 07

20 Tu 10

20 Tu 13

20 Tu 16

20 Tu 19

20 Tu 22

21 We 01

21 We 04

21 We 07

21 We 10

21 We 13

21 We 16

21 We 19

21 We 22

22 Th 01

22 Th 04

22 Th 07

22 Th 10

22 Th 13

22 Th 16

22 Th 19

22 Th 22

23 Fr 01

23 Fr 04

23 Fr 07

23 Fr 10

23 Fr 13

23 Fr 16

23 Fr 19

23 Fr 22

24 Sa 01

24 Sa 04

24 Sa 07

24 Sa 10

24 Sa 13

24 Sa 16

24 Sa 19

24 Sa 22

25 Su 01

25 Su 04

25 Su 07

25 Su 10

25 Su 13

25 Su 16

25 Su 19

25 Su 22

26 Mo 01

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 © 2025 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