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I and Js surfForecast / Cape Town / South Africa
48hr Weather and Surf, issued 1 pm Wednesday 11 Dec 2024 SAST
Forecast update in hr min s Forecast update imminent
I and Js surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's I and Js sea temperature is
19.7° C
(Which is slightly warmer than usual)How big are the waves at I and Js today?
The current surf forecast for I and Js at 2PM is: 3.0m 13s primary swell from a Southwest direction (forecast issued at 01:00pm December 11). The wind direction is predicted to be cross-onshore and the swell rating is 3.
Time (SAST) & Date | Wave Height | Wave Period |
---|---|---|
Morning (11 Dec) | 10ft (3.0m) | 14s |
Afternoon (11 Dec) | 10ft (3.0m) | 13s |
Evening (11 Dec) | 8ft (2.5m) | 13s |
Table - waves today at I and Js. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 11 | Thursday 12 | Friday 13 | Saturday 14 | Sunday 15 | Monday 16 | Tuesday 17 | Wednesday 18 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
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 | 11 AM | 2 PM | 5 PM | 8 PM | |
Rating (10 max) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Swell Height Map | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Wave Height (m) & direction (?) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Period(s) (?) | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 14 | 13 | 13 | 12 | 12 | 12 | 10 | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 12 | 11 | 10 | 11 | 11 | 11 | 10 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 |
Wave (?)Graph | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Energy (?) | 3675 | 3112 | 2699 | 2063 | 1892 | 1565 | 1381 | 1638 | 2903 | 2213 | 2239 | 2089 | 2110 | 2620 | 1975 | 3325 | 3634 | 3760 | 3673 | 3391 | 2943 | 2648 | 2413 | 2008 | 1776 | 1508 | 1293 | 1121 | 963 | 880 | 763 | 627 | 560 | 720 | 1489 | 3097 | 3050 | 2831 | 2590 | 2365 | 2324 | 2041 | 1921 | 1839 | 1847 | 1066 | 1643 | 1511 | 772 | 1111 | 1270 | 1402 | 1487 | 1302 | 1223 | 1040 | 919 | 820 | 634 | 592 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | on | on | on | cross- on | cross- on | cross- on | cross | cross | cross | cross- on | cross- on | cross | cross | cross- on | on | cross | cross | on | on | on | cross- on | cross- on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | on | on | cross- on | cross- on | cross | cross | cross | cross | cross- on | cross | cross |
High Tide / height (m) | 11:47AM 1.42 | 12:33AM 1.27 | 12:43PM 1.48 | 1:26AM 1.36 | 1:35PM 1.53 | 2:13AM 1.43 | 2:23PM 1.55 | 2:58AM 1.47 | 3:09PM 1.54 | 3:41AM 1.48 | 3:52PM 1.50 | 4:23AM 1.47 | 4:35PM 1.43 | 5:05AM 1.44 | 5:16PM 1.35 | |||||||||||||||||||||||||||||||||||||||||||||
Low Tide / height (m) | 6:23PM 0.21 | 6:31AM 0.33 | 7:15PM 0.13 | 7:26AM 0.26 | 8:03PM 0.07 | 8:16AM 0.21 | 8:47PM 0.05 | 9:03AM 0.18 | 9:30PM 0.05 | 9:48AM 0.18 | 10:11PM 0.08 | 10:32AM 0.21 | 10:51PM 0.14 | 11:16AM 0.27 | ||||||||||||||||||||||||||||||||||||||||||||||
Wednesday 11 | Thursday 12 | Friday 13 | Saturday 14 | Sunday 15 | Monday 16 | Tuesday 17 | Wednesday 18 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
Sunrise | - | - | - | - | - | - | - | 5:28 | - | - | - | - | - | - | - | 5:28 | - | - | - | - | - | - | - | 5:28 | - | - | - | - | - | - | - | 5:28 | - | - | - | - | - | - | - | 5:28 | - | - | - | - | - | - | - | 5:30 | - | - | - | - | - | - | - | 5:30 | - | - | - | - |
Sunset | - | - | 7:52 | - | - | - | - | - | - | - | 7:52 | - | - | - | - | - | - | - | 7:52 | - | - | - | - | - | - | - | 7:53 | - | - | - | - | - | - | - | 7:53 | - | - | - | - | - | - | - | 7:54 | - | - | - | - | - | - | - | 7:54 | - | - | - | - | - | - | - | 7:55 | - |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
Temp. °C | 20 | 20 | 19 | 19 | 18 | 18 | 18 | 18 | 19 | 19 | 19 | 19 | 18 | 18 | 17 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 18 | 19 | 18 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 17 | 17 | 17 | 17 | 17 | 17 | 18 | 18 | 19 | 19 | 18 | 17 | 16 | 16 | 16 | 17 | 18 | 17 | 17 |
Feels °C (?) | 19 | 19 | 17 | 16 | 16 | 16 | 17 | 17 | 17 | 15 | 15 | 15 | 13 | 11 | 10 | 11 | 12 | 12 | 12 | 13 | 11 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 14 | 15 | 16 | 16 | 14 | 11 | 12 | 12 | 13 | 12 | 13 | 13 | 13 | 13 | 13 | 14 | 13 | 14 | 15 | 15 | 15 | 14 | 14 | 13 | 11 | 11 | 11 | 12 | 13 | 11 | 10 |
- Map Icons:
- Break
- Live Wave Height (m)
- Live Wind Speed (km/h)
- Surf Rating (10 Max)
- Ocean Swells (m)
- Wind Speed (km/h)
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.