Surf Forecasts and Marine Weather - No Hype - Just the Facts!
The Transition Stabilizes - But What's the Future Hold? - Video Forecast HERE (11/30/25)
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): 18Z01DEC2025
Local Time Zone: GMT +7
© Stormsurf 2025

Surf Hgt
ft
10
8
6
4
2

5.4

4.6

6.7

6.7

6.6

6.3

6.2

6.0

5.9

5.9

5.9

5.8

5.8

5.6

5.5

5.3

5.1

5.0

4.8

4.6

4.4

4.3

4.1

3.8

3.7

3.5

3.4

3.3

3.2

3.1

3.0

3.0

3.0

3.0

3.0

3.0

3.0

3.0

2.9

2.9

2.8

2.8

2.8

2.8

2.6

2.5

2.4

2.2

3.2

3.1

2.9

4.0

4.1

4.3

4.4

4.4

4.4

4.4

4.4

4.3

4.2

Wind
kts
30
25
20
15
10
5

3

2

1

2

3

3

2

2

2

4

3

4

5

5

4

4

4

3

2

4

6

6

3

3

2

1

0

1

4

5

6

5

5

3

2

1

2

4

1

1

1

3

2

1

4

5

3

1

4

5

3

4

6

7

6

4

5

5

4

4

5

WDir
dg
WDir
dg

SSW

SSW

W

N

W

W

WSW

SW

WSW

W

NW

NNW

WNW

W

WSW

WSW

WSW

WNW

NNW

NNE

NW

WNW

WNW

WSW

SSW

WNW

NNE

NNW

W

WSW

SW

SSW

SW

SSW

SW

ENE

WSW

SW

S

S

S

WNW

W

N

WNW

WNW

W

W

WNW

NW

NW

NNW

NW

WNW

WNW

WNW

NW

WNW

NW

NW

NW

   

02 Tu 01

02 Tu 04

02 Tu 07

02 Tu 10

02 Tu 13

02 Tu 16

02 Tu 19

02 Tu 22

03 We 01

03 We 04

03 We 07

03 We 10

03 We 13

03 We 16

03 We 19

03 We 22

04 Th 01

04 Th 04

04 Th 07

04 Th 10

04 Th 13

04 Th 16

04 Th 19

04 Th 22

05 Fr 01

05 Fr 04

05 Fr 07

05 Fr 10

05 Fr 13

05 Fr 16

05 Fr 19

05 Fr 22

06 Sa 01

06 Sa 04

06 Sa 07

06 Sa 10

06 Sa 13

06 Sa 16

06 Sa 19

06 Sa 22

07 Su 01

07 Su 04

07 Su 07

07 Su 10

07 Su 13

07 Su 16

07 Su 19

07 Su 22

08 Mo 01

08 Mo 04

08 Mo 07

08 Mo 10

08 Mo 13

08 Mo 16

08 Mo 19

08 Mo 22

09 Tu 01

09 Tu 04

09 Tu 07

09 Tu 10

09 Tu 13

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

6

5

4

3

2

1

3.3

2.9

4.4

4.4

4.4

4.3

4.3

4.3

4.2

4.2

4.1

4.0

4.0

3.9

3.8

3.7

3.6

3.6

3.5

3.4

3.3

3.2

3.1

3.0

2.9

2.8

2.7

2.6

2.5

2.5

2.4

2.4

2.4

2.4

2.4

2.4

2.4

2.4

2.4

2.4

2.4

2.4

2.4

2.4

2.2

2.2

2.1

2.0

2.6

2.6

2.5

2.5

2.6

2.8

2.9

3.0

3.0

3.1

3.1

3.0

3.0

Swell Per
sec

25

20

15

10

5

16.2

15.7

15.4

15.3

15.1

14.6

14.4

14.2

14.0

14.1

14.3

14.4

14.5

14.4

14.3

14.2

14.1

13.9

13.7

13.6

13.5

13.4

13.2

13.0

12.9

12.8

12.6

12.5

12.5

12.5

12.5

12.5

12.5

12.6

12.6

12.5

12.4

12.4

12.3

12.0

11.8

11.8

11.7

11.7

11.5

11.4

11.3

11.0

12.4

12.3

11.8

15.7

15.5

15.4

15.2

14.8

14.6

14.5

14.4

14.3

14.2

SDir
dg
SDir
dg

210

213

213

213

214

214

214

214

214

215

215

215

215

215

216

216

216

216

216

216

216

216

216

216

216

216

216

216

216

216

215

215

215

215

214

214

213

213

212

212

212

211

211

210

211

210

211

210

207

208

207

217

217

217

217

217

217

217

217

217

218

   

02 Tu 01

02 Tu 04

02 Tu 07

02 Tu 10

02 Tu 13

02 Tu 16

02 Tu 19

02 Tu 22

03 We 01

03 We 04

03 We 07

03 We 10

03 We 13

03 We 16

03 We 19

03 We 22

04 Th 01

04 Th 04

04 Th 07

04 Th 10

04 Th 13

04 Th 16

04 Th 19

04 Th 22

05 Fr 01

05 Fr 04

05 Fr 07

05 Fr 10

05 Fr 13

05 Fr 16

05 Fr 19

05 Fr 22

06 Sa 01

06 Sa 04

06 Sa 07

06 Sa 10

06 Sa 13

06 Sa 16

06 Sa 19

06 Sa 22

07 Su 01

07 Su 04

07 Su 07

07 Su 10

07 Su 13

07 Su 16

07 Su 19

07 Su 22

08 Mo 01

08 Mo 04

08 Mo 07

08 Mo 10

08 Mo 13

08 Mo 16

08 Mo 19

08 Mo 22

09 Tu 01

09 Tu 04

09 Tu 07

09 Tu 10

09 Tu 13

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