Surf Forecasts and Marine Weather - No Hype - Just the Facts!
When Will All The El Nino Madness Start?! - Video HERE (9/11/26)
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

 

Knysna
Coordinates: -34.5S 23.0E
Start Time (GMT): 12Z12SEP2026
Local Time Zone: GMT +2
© Stormsurf 2026

Surf Hgt
ft
15
12
9
6
3

6.2

7.2

7.0

10.3

10.2

9.7

9.1

8.6

8.0

7.3

6.5

6.0

8.6

7.9

7.3

6.6

5.8

5.4

5.1

4.9

4.9

4.9

4.9

5.0

4.9

4.7

4.2

5.8

6.6

6.8

12.4

11.2

10.4

9.7

9.2

8.7

8.3

8.2

8.0

7.8

7.4

7.0

6.7

6.5

6.5

6.8

7.0

6.0

7.1

7.8

7.4

7.0

6.6

6.6

6.1

5.8

5.9

6.3

6.2

5.9

5.7

Wind
kts
30
25
20
15
10
5

7

27

30

27

25

27

31

29

25

26

29

20

13

7

6

17

14

15

5

3

3

9

7

8

5

10

11

15

20

13

10

20

18

13

10

9

8

9

9

11

13

12

10

12

16

17

20

20

21

22

24

24

24

25

25

25

25

24

22

20

20

WDir
dg
WDir
dg

SE

ESE

ESE

ESE

E

E

E

E

E

E

E

ENE

ENE

N

NE

SW

SW

SSW

SSW

SSW

NNE

N

NW

WNW

SW

SSW

WSW

WSW

SW

SW

S

SSE

SSE

SE

ESE

E

E

ESE

ESE

E

ESE

ESE

E

ESE

ESE

ESE

ESE

ESE

ESE

E

E

E

ESE

E

E

E

E

E

E

E

E

   

12 Sa 14

12 Sa 17

12 Sa 20

12 Sa 23

13 Su 02

13 Su 05

13 Su 08

13 Su 11

13 Su 14

13 Su 17

13 Su 20

13 Su 23

14 Mo 02

14 Mo 05

14 Mo 08

14 Mo 11

14 Mo 14

14 Mo 17

14 Mo 20

14 Mo 23

15 Tu 02

15 Tu 05

15 Tu 08

15 Tu 11

15 Tu 14

15 Tu 17

15 Tu 20

15 Tu 23

16 We 02

16 We 05

16 We 08

16 We 11

16 We 14

16 We 17

16 We 20

16 We 23

17 Th 02

17 Th 05

17 Th 08

17 Th 11

17 Th 14

17 Th 17

17 Th 20

17 Th 23

18 Fr 02

18 Fr 05

18 Fr 08

18 Fr 11

18 Fr 14

18 Fr 17

18 Fr 20

18 Fr 23

19 Sa 02

19 Sa 05

19 Sa 08

19 Sa 11

19 Sa 14

19 Sa 17

19 Sa 20

19 Sa 23

20 Su 02

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

12

10

8

6

4

2

5.3

5.3

5.1

6.4

6.5

6.4

6.2

5.9

5.6

5.3

4.8

4.4

9.1

8.1

7.4

6.6

5.9

5.5

5.1

4.8

4.8

4.7

4.7

4.6

4.4

4.2

3.7

3.6

4.3

7.6

8.6

7.9

7.5

7.2

6.9

6.6

6.4

6.4

6.4

6.3

6.0

5.8

5.7

5.5

5.5

5.7

5.9

5.1

5.9

5.8

5.6

5.4

5.2

5.2

4.9

4.6

4.7

4.9

4.7

4.5

4.4

Swell Per
sec

25

20

15

10

5

11.8

13.6

13.8

16.2

15.6

15.2

14.7

14.4

14.2

13.8

13.6

13.4

9.5

9.7

9.9

9.9

9.9

9.9

10.0

10.2

10.3

10.3

10.5

10.9

11.1

11.2

11.1

16.1

15.4

8.9

14.5

14.2

13.8

13.6

13.4

13.2

12.9

12.7

12.5

12.4

12.3

12.0

11.8

11.7

11.7

11.8

11.8

11.8

12.0

13.5

13.2

12.8

12.6

12.6

12.5

12.6

12.7

12.9

13.1

13.1

13.0

SDir
dg
SDir
dg

225

225

225

218

217

217

219

219

220

220

221

222

103

104

105

106

105

103

103

103

103

102

101

99

99

98

98

220

223

241

232

230

230

231

231

232

231

230

229

228

228

228

228

228

227

226

225

229

226

226

227

226

227

227

227

227

228

226

226

227

227

   

12 Sa 14

12 Sa 17

12 Sa 20

12 Sa 23

13 Su 02

13 Su 05

13 Su 08

13 Su 11

13 Su 14

13 Su 17

13 Su 20

13 Su 23

14 Mo 02

14 Mo 05

14 Mo 08

14 Mo 11

14 Mo 14

14 Mo 17

14 Mo 20

14 Mo 23

15 Tu 02

15 Tu 05

15 Tu 08

15 Tu 11

15 Tu 14

15 Tu 17

15 Tu 20

15 Tu 23

16 We 02

16 We 05

16 We 08

16 We 11

16 We 14

16 We 17

16 We 20

16 We 23

17 Th 02

17 Th 05

17 Th 08

17 Th 11

17 Th 14

17 Th 17

17 Th 20

17 Th 23

18 Fr 02

18 Fr 05

18 Fr 08

18 Fr 11

18 Fr 14

18 Fr 17

18 Fr 20

18 Fr 23

19 Sa 02

19 Sa 05

19 Sa 08

19 Sa 11

19 Sa 14

19 Sa 17

19 Sa 20

19 Sa 23

20 Su 02

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