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I and Js ratings
Quality on a good day: 2.0
Consistency of Surf: 3.0
Difficulty Level: 3.0
Crowds: 4.0

…

Overall: 3.0

See all 18 ratings

Based on 1 vote. Vote


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I and Js Surf Forecast / Cape Town / South Africa

48hr Weather and Surf, issued 1 am Monday 18 Oct 2021 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 16.3 °C (Statistics for 18 Oct 1981-2005 - mean: 16.4 max: 17.7 min: 15.3 °C)
Icon breakBreak
Icon legend buoysLive Wave Height (m)
Icon legend windLive Wind Speed (km/h)
Map placeholder
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 16.3 °C (Statistics for 18 Oct 1981-2005 - mean: 16.4 max: 17.7 min: 15.3 °C)

Eyeball surf reportRecent Eyeball Surf Reports for Cape Town

  1. weather stationWind Update The wind is still cross-off at I and Js (light winds from the ESE at Slangkop 2 km from I and Js).

    2 hours 12 minutes ago I and Js
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2 h 12 min ago

Light
13 km/h
ESE
Cross-Off
Please reload the page to see if there are any updates.

How big are the waves at I and Js today?

The current surf forecast for I and Js at 7AM is: 2.5m 11s primary swell from a South-southwest direction (forecast issued at 01:00am October 18). An open ocean swell of 1.2m 9s is not directed at the surf break. The wind direction is predicted to be cross-shore and the swell rating is 3.

Time (SAST) & DateWave HeightWave Period
Morning (18 Oct)8ft (2.5m)11s
Afternoon (18 Oct)7ft (2.1m)11s
Evening (18 Oct)5.5ft (1.7m)10s

Table - waves today at I and Js. (Swell directed towards the surf break)

Hourly12 daysCape Town Surf
Icon printPrint Surf Table
Updates in  hr  min  s Update imminent 
Rating
(10 max)
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
Period(s) (?)
Wave
Graph
(?)Metric surfscale
Energy (?)
Wind
(km/h)
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
High Tide
/ height (m)
Low Tide
/ height (m)
Summary
Rain (mm)
Temp. °C
Chill °C (?)
Sunrise
Sunset
Monday
18
Tuesday
19
Wednesday
20
Thursday
21
Friday
22
Saturday
23
Sunday
24
Monday
25
11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM
334221100000100122332325243322312221100122112233534323322200
T southafrica.htsgw.metric.6.cc23T southafrica.htsgw.metric.12.cc23T southafrica.htsgw.metric.24.cc23
T southafrica.htsgw.metric.30.cc23T southafrica.htsgw.metric.36.cc23T southafrica.htsgw.metric.48.cc23
T southafrica.htsgw.metric.54.cc23T southafrica.htsgw.metric.60.cc23T southafrica.htsgw.metric.72.cc23
T southafrica.htsgw.metric.78.cc23T southafrica.htsgw.metric.84.cc23T southafrica.htsgw.metric.96.cc23
T southafrica.htsgw.metric.102.cc23T southafrica.htsgw.metric.108.cc23T southafrica.htsgw.metric.120.cc23
T southafrica.htsgw.metric.126.cc23T southafrica.htsgw.metric.132.cc23T southafrica.htsgw.metric.144.cc23
T southafrica.htsgw.metric.150.cc23T southafrica.htsgw.metric.156.cc23T southafrica.htsgw.metric.168.cc23
T southafrica.htsgw.metric.174.cc23T southafrica.htsgw.metric.180.cc23T southafrica.htsgw.metric.192.cc23
3
SSW
3
SSW
2.5
SSW
2.5
SSW
2.3
SSW
2.1
SSW
2
SSW
1.7
SW
1.7
SSW
1.5
SW
1.4
SW
1.4
SW
1.3
SSW
1.3
SSW
1.4
SSW
1.3
SSW
1.5
SSW
1.6
SSW
1.9
SSW
1.9
SW
1.9
SW
1.9
SW
1.8
SW
1.7
SW
1.6
SW
1.6
SW
1.4
SW
1.7
SW
1.7
SW
1.7
SW
1.7
SW
1.6
SW
1.6
SW
1.4
SW
1.3
SW
1.3
SW
1.2
SW
1.1
SW
1
SW
0.9
SW
0.8
SW
0.9
SW
1
SW
1.1
SW
2
SW
1.6
WSW
1.7
WSW
1.5
SSW
2.2
SW
2.2
SW
2.2
SW
2.5
SSW
2.5
SW
2.5
SW
2.5
SSW
2.4
SSW
2.3
SSW
2.3
SSW
2.2
SSW
2.1
SSW
12121111111110101010101010101011121216161514141413131316141414131313121212121212151514149121210111010131313131313131312
24602037162614091237999841604543441356348333333394412575751174317761597140712531099933834680138411961163109983981465355547140936127820127635539547558571374845111009811029225321732111202118851775174815241363
20
SE
25
SE
20
SE
25
SE
25
SE
35
SSE
30
SSE
40
SE
40
SE
35
SE
40
SE
35
ESE
25
SE
30
SE
35
SE
35
SE
30
ESE
30
ESE
25
ESE
25
ESE
20
SE
20
SE
25
SE
15
E
20
NW
15
N
25
N
35
N
35
NNW
40
NNW
35
NNW
35
NNW
30
NNW
35
N
35
N
35
N
35
NNW
25
NW
25
WNW
20
NW
20
NNW
25
NNW
25
NNW
30
N
25
NNW
25
NNW
25
NNW
20
N
15
N
5
SSE
10
SSE
15
SE
20
SE
20
SE
20
SE
25
SE
25
SE
30
SE
50
SSE
50
SSE
crosscrosscross-
off		crosscrosscrosscrosscrosscrosscrosscrosscross-
off		cross-
off		crosscrosscross-
off		cross-
off		cross-
off		cross-
off		cross-
off		crosscrosscrosscross-
off		crosscross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		crosscross-
on		crosscross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		crosscrosscrosscrosscrosscrosscrosscrosscrosscrosscross
1:57AM
1.38
2:08PM
1.52
2:28AM
1.43
2:37PM
1.56
2:57AM
1.46
3:05PM
1.57
3:25AM
1.47
3:32PM
1.56
3:53AM
1.45
3:59PM
1.51
4:20AM
1.41
4:26PM
1.44
4:48AM
1.34
4:54PM
1.36
5:18AM
1.26
7:57AM
0.20
8:23PM
0.11
8:28AM
0.16
8:52PM
0.07
8:57AM
0.14
9:19PM
0.06
9:25AM
0.15
9:46PM
0.07
9:52AM
0.18
10:13PM
0.12
10:20AM
0.23
10:40PM
0.19
10:48AM
0.31
11:09PM
0.28

Note: the tide data above is for Boneyards which is 3 km away. Surf properties and timing are calculated for I and Js.New forecast is published every 6 hours at www.surf-forecast.com. See detailed tide info and graph
Offshore winds at I and Js blow from the NE

Monday
18
Tuesday
19
Wednesday
20
Thursday
21
Friday
22
Saturday
23
Sunday
24
Monday
25
11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM
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