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I and Js surf Forecast / Cape Town / South Africa
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- Live Wave Height (m)
- Live Wind Speed (km/h)
- Surf Rating (10 Max)
- Ocean Swells (m)
- Wind Speed (km/h)
How big are the waves at I and Js today?
The current surf forecast for I and Js at 7AM is: 1.3m 15s primary swell from a Southwest direction and 0.6m 10s secondary swell from a West direction (forecast issued at 01:00am April 18). The wind direction is predicted to be cross-shore and the swell rating is 3.
Time (SAST) & Date | Wave Height | Wave Period |
---|---|---|
Morning (18 Apr) | 4.5ft (1.4m) | 14s |
Afternoon (18 Apr) | 4.5ft (1.4m) | 13s |
Evening (18 Apr) | 4.5ft (1.3m) | 13s |
Table - waves today at I and Js. (Swell directed towards the surf break)
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | |
Rating (10 max) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Swell Height Map | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Wave Height (m) & direction (?) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Period(s) (?) | 16 | 16 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 15 | 15 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 10 | 10 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 19 | 18 | 17 | 16 | 16 | 15 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 12 | 12 |
Wave (?)Graph | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Energy (?) | 492 | 611 | 767 | 833 | 736 | 715 | 683 | 663 | 529 | 411 | 367 | 361 | 319 | 272 | 361 | 379 | 967 | 576 | 1340 | 1470 | 1422 | 1269 | 1230 | 1028 | 876 | 803 | 637 | 607 | 522 | 455 | 455 | 314 | 268 | 279 | 296 | 418 | 714 | 880 | 978 | 836 | 694 | 535 | 460 | 882 | 2411 | 2810 | 3034 | 3114 | 2700 | 2197 | 1992 | 1775 | 1487 | 1230 | 1211 | 1057 | 931 | 778 | 718 | 522 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | cross- on | cross- on | cross | cross | cross | cross | cross | cross | cross | cross | cross- off | cross | cross- on | cross- on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross- off | cross- off | glass | cross- off | cross- off | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | glass | glass | cross | cross | glass | cross | cross- on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross- on | cross |
High Tide / height (m) | 12:17AM 1.14 | 12:39PM 1.10 | 12:56AM 1.24 | 1:15PM 1.19 | 1:26AM 1.34 | 1:45PM 1.27 | 1:53AM 1.42 | 2:13PM 1.34 | 2:20AM 1.48 | 2:41PM 1.40 | 2:47AM 1.52 | 3:09PM 1.43 | 3:15AM 1.53 | 3:38PM 1.43 | 3:43AM 1.52 | |||||||||||||||||||||||||||||||||||||||||||||
Low Tide / height (m) | 6:43AM 0.49 | 6:45PM 0.46 | 7:18AM 0.39 | 7:19PM 0.38 | 7:47AM 0.30 | 7:47PM 0.31 | 8:13AM 0.21 | 8:15PM 0.25 | 8:39AM 0.15 | 8:42PM 0.22 | 9:05AM 0.11 | 9:09PM 0.20 | 9:32AM 0.10 | 9:37PM 0.20 | ||||||||||||||||||||||||||||||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
Sunrise | - | - | - | 7:11 | - | - | - | - | - | - | - | 7:11 | - | - | - | - | - | - | - | 7:13 | - | - | - | - | - | - | - | 7:13 | - | - | - | - | - | - | - | 7:15 | - | - | - | - | - | - | - | 7:15 | - | - | - | - | - | - | - | 7:16 | - | - | - | - | - | - | - | 7:16 |
Sunset | - | - | - | - | - | - | 6:19 | - | - | - | - | - | - | - | 6:17 | - | - | - | - | - | - | - | 6:15 | - | - | - | - | - | - | - | 6:15 | - | - | - | - | - | - | - | 6:14 | - | - | - | - | - | - | - | 6:13 | - | - | - | - | - | - | - | 6:12 | - | - | - | - | - |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
Temp. °C | 17 | 16 | 16 | 16 | 17 | 18 | 18 | 17 | 17 | 18 | 17 | 18 | 19 | 20 | 19 | 17 | 16 | 16 | 16 | 16 | 17 | 19 | 18 | 17 | 17 | 18 | 18 | 19 | 19 | 20 | 17 | 17 | 17 | 17 | 17 | 17 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 17 | 17 | 17 | 17 | 18 | 18 | 17 | 17 | 17 | 17 | 16 |
Feels °C (?) | 18 | 17 | 16 | 16 | 17 | 16 | 15 | 14 | 14 | 16 | 15 | 17 | 19 | 20 | 18 | 15 | 15 | 15 | 15 | 15 | 16 | 17 | 15 | 14 | 14 | 16 | 17 | 19 | 17 | 17 | 15 | 15 | 15 | 15 | 14 | 15 | 16 | 17 | 17 | 19 | 19 | 18 | 18 | 19 | 18 | 17 | 17 | 17 | 18 | 17 | 17 | 17 | 17 | 17 | 16 | 15 | 15 | 15 | 15 | 13 |
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our I and Js surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.