Surf Forecast Surf Report
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I and Js location map

I and Js surf Forecast / Cape Town / South Africa

12 Day Weather and Surf, issued 7 am Thursday 25 Apr 2024 SAST
Forecast update in  hr  min  s 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 12.8°C (Statistics for 25 Apr 1981-2005 - mean: 17.8 °C max: 19.3 °C min: 16.4 °C)
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
<span class="translation_missing" title="translation missing: en.leaflet.map_placeholder_alt">Map Placeholder Alt</span>
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 12.8°C (Statistics for 25 Apr 1981-2005 - mean: 17.8 °C max: 19.3 °C min: 16.4 °C)


Best Forecast Surf Conditions for I and Js this week:

The surf forecast for I and Js over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Apr 26) at 11PM. The primary swell is predicted to be 1.9m and 15s period with a secondary swell of 0.7m and 19s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at I and Js in the next 12 days are 2.2m 16s and forecast to arrive on Saturday (Apr 27) at 8AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 3.0m 8s period and expected on Friday (Apr 26) at 2PM.

Wave TypeTime (SAST) & Date Wave Height & Period
Next good surf (1 star+)11PM (Fri 26th Apr)6ft (1.9m) 15s
Best Surf 2AM (Sun 28th Apr)5.5ft (1.7m) 14s
Most Powerful 8AM (Sat 27th Apr)7ft (2.2m) 16s

Table - best surf conditions forecast for I and Js over the next 12 days.

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Updates in  hr  min  s Update imminent
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
01
Thursday
02
Friday
03
Saturday
04
Sunday
05
Monday
06
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
1.2
SSW
0.9
SW
1.8
S
1.3
SW
1.8
SW
1.9
SW
2.1
SW
2
SW
1.7
SW
1.7
SW
1.6
SW
1.5
SW
1.2
SW
1
SW
0.7
SW
0.7
S
1.1
S
1.4
S
1.3
S
1.2
S
1.1
W
1.1
WSW
1.1
S
1.4
WSW
1.7
WSW
1.8
WSW
1.8
WSW
1.7
WSW
1.5
WSW
1.5
WSW
2.2
WSW
2.3
WSW
3
WSW
3.5
WSW
4
WSW
4
WSW
Period(s) (?)12117151614161514151414131312151514121211101310131312121114131212131414
Wave
Graph
(?)Metric surfscale
Energy (?)378179315734164315212175163811551246109289951133515321351772552239728925042137010421009887805515874162215792229415264865526
Wind
(km/h)
25
SSE
30
SSE
40
SE
45
SE
45
SE
40
ESE
35
ESE
30
SE
10
E
15
NNW
15
NW
15
N
25
NNW
25
NW
25
NNW
20
N
15
NW
5
NW
5
SE
15
SSE
10
N
10
NNW
10
SW
10
SE
10
SSE
15
S
15
S
30
SSE
40
SSE
35
SE
20
SSE
20
SSE
15
SE
20
SSE
25
SSE
20
SSE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscrosscrosscrosscrosscross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
crosscross-
off
cross-
off
crosscrossglasscrosscross-
off
cross-
off
oncrosscrosscross-
on
cross-
on
crosscross-
on
crosscrosscross-
on
crosscross-
on
crosscross
High Tide
/ height (m)
4:07PM
1.41
4:13AM
1.48
4:38PM
1.37
4:45AM
1.42
5:12PM
1.31
5:21AM
1.34
5:54PM
1.23
6:05AM
1.24
6:49PM
1.16
7:07AM
1.14
8:09PM
1.11
8:39AM
1.08
9:46PM
1.15
10:22AM
1.10
11:05PM
1.26
11:39AM
1.20
12:04AM
1.40
12:37PM
1.31
12:53AM
1.54
1:26PM
1.42
1:37AM
1.64
2:09PM
1.50
2:19AM
1.69
Low Tide
/ height (m)
9:59AM
0.11
10:05PM
0.23
10:28AM
0.15
10:36PM
0.28
11:00AM
0.21
11:10PM
0.34
11:38AM
0.29
11:53PM
0.43
12:26PM
0.37
12:52AM
0.51
1:33PM
0.45
2:23AM
0.57
3:05PM
0.49
4:13AM
0.52
4:37PM
0.45
5:34AM
0.39
5:46PM
0.36
6:32AM
0.24
6:39PM
0.26
7:19AM
0.10
7:26PM
0.17
8:02AM
-0.01
8:10PM
0.11
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
01
Thursday
02
Friday
03
Saturday
04
Sunday
05
Monday
06
Sunrise7:16--7:18--7:18--7:18--7:20--7:20--7:22--7:22--7:22--7:24--7:24--7:24--
Sunset-6:10--6:09--6:08--6:07--6:06--6:05--6:04--6:02--6:02--6:01--6:00--6:00-
clearclearclearclearclearclearclearpart cloudclearclearclearclearpart cloudpart cloudpart cloudpart cloudpart cloudcloudclearclearclearclearclearclearclearclearclearpart cloudpart cloudclearclearclearclearclearclearclear
Rain (mm)
------------------------------------
Temp. °C171717172018172219191815151614161615161817171817171818192018171917181817
Feels °C (?)15131291210111714181614121311131314171615161716161716141512151715171615

Short Range Forecast: Mostly dry. Warm (max 22°C on Sat afternoon, min 14°C on Fri night). Winds decreasing (strong winds from the SE on Fri afternoon, light winds from the E by Sat night).

Days 3-6 Weather Summary Mostly dry. Very mild (max 19°C on Sun morning, min 13°C on Mon night). Wind will be generally light.

Days 6-9 Weather Summary Mostly dry. Very mild (max 18°C on Wed afternoon, min 15°C on Wed morning). Wind will be generally light.

Long Range Forecast: Mostly dry. Warm (max 20°C on Sat afternoon, min 16°C on Sat night). Winds decreasing (strong winds from the SSE on Sat afternoon, light winds from the SE by Mon morning).

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.


Information about the I and Js Surf forecast

The above surf forecast table for I and Js provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at I and Js can be found by selecting the local surf guide option on the grey menu. Our I and Js surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (I and Js) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for I and Js may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Are you planning a holiday in Cape Town? If you are looking for accommodation near I and Js, camping, hotels and holiday cottages in Cape Town, consider staying in Cape Town which is 28 km (17 miles) away. Other places in and around Cape Town where you can find information about places to rent, and car hire include Bellville which is 40 km (25 miles) away, Robben Island, Stellenbosch and Kayamnandi.

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