Surf Forecast Surf Report
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I and Js location map

I and Js surf Forecast / Cape Town / South Africa

48hr Weather and Surf, issued 1 am Thursday 18 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 11.8°C (Statistics for 18 Apr 1981-2005 - mean: 18.0 °C max: 19.7 °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 11.8°C (Statistics for 18 Apr 1981-2005 - mean: 18.0 °C max: 19.7 °C min: 16.4 °C)

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) & DateWave HeightWave 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)

Hourly12 Days
Cape Town Surf
Print Surf Table
Updates in  hr  min  s Update imminent 
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
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
Rating
(10 max)
3
4
4
3
3
3
2
2
1
1
1
3
2
3
2
1
2
3
4
4
4
3
3
3
2
4
4
4
4
3
1
3
3
3
3
3
4
3
3
4
4
3
2
4
4
4
5
5
5
5
5
5
5
3
3
3
2
2
2
2
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1
SW
1.1
SW
1.3
SW
1.4
SW
1.3
SW
1.4
SW
1.4
SW
1.4
SW
1.3
SW
1.1
SW
1.1
SW
1.1
SW
1.1
SW
1
SW
1.1
SW
1.1
SW
1.4
SW
1.2
WSW
1.8
SW
1.9
SW
2
WSW
1.9
SW
1.9
SW
1.8
SW
1.7
WSW
1.6
SW
1.4
SW
1.4
SW
1.4
SW
1.3
SW
1.3
SW
1.1
SW
1
SW
1.1
W
1.2
W
1.4
W
1.6
W
1.8
W
1.9
WNW
1.8
WNW
1.7
W
1.5
W
1.4
WNW
1.1
SSW
2
SSW
2.3
SSW
2.5
SSW
2.5
SSW
2.5
SSW
2.3
SSW
2.2
SSW
2.1
SSW
2
SSW
1.9
SSW
1.9
SSW
1.8
SSW
1.7
SSW
1.6
SSW
1.6
SSW
1.4
SSW
Period(s) (?)161615141414131313131212121212121515141413131313131312121212121212111010121212111111111918171616151414141413131313131212
Wave
Graph
(?)Metric surfscale
Energy (?)492611767833736715683663529411367361319272361379967576134014701422126912301028876803637607522455455314268279296418714880978836694535460882241128103034311427002197199217751487123012111057931778718522
Wind
(km/h)
5
SSW
5
SSE
10
SSE
10
SSE
10
SE
15
SSE
20
SSE
20
SE
25
SE
20
SE
20
SE
15
ESE
5
SSE
10
S
15
SSE
15
SSE
15
SE
10
SE
10
SE
10
SE
15
SE
15
SSE
20
SE
20
SE
20
SE
15
ESE
10
ESE
5
NNE
10
NNE
15
NNW
15
NNW
15
N
15
NNW
15
N
15
N
15
N
15
NNW
15
NW
10
WNW
5
WNW
5
SE
10
SE
5
SE
5
ENE
10
NW
10
WSW
15
SW
10
SSW
10
S
10
S
5
S
10
S
10
S
15
S
20
S
20
SSE
20
SSE
20
SSE
20
SSE
20
SSE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glasscross-
on		cross-
on		crosscrosscrosscrosscrosscrosscrosscrosscross-
off		crosscross-
on		cross-
on		crosscrosscrosscrosscrosscrosscrosscrosscrosscrosscross-
off		cross-
off		glasscross-
off		cross-
off		crosscross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		crosscrossglassglasscrosscrossglasscrosscross-
on		oncross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		crosscrosscrosscross-
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-----
cloudcloudclearclearclearpart cloudpart cloudpart cloudpart cloudclearpart cloudclearclearclearpart cloudpart cloudclearclearclearclearclearclearclearclearclearclearcloudpart cloudclearclearcloudcloudcloudcloudclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearclearpart cloudclearclearclearclearclearclearclear
Rain (mm)
------------------------------------------------------------
Temp. °C171616161718181717181718192019171616161617191817171818191920171717171717181818181818181818181818181717171718181717171716
Feels °C (?)181716161716151414161517192018151515151516171514141617191717151515151415161717191918181918171717181717171717161515151513

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View detailed surf forecast for I and Js at:
surf-forecast.com

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