The Boiler surfForecast / Cape Town / South Africa

information circle48hr Weather and Surf, issued 7 am Saturday 23 Aug 2025 SAST
Forecast update in hr  min  s Forecast update imminent
The Boiler surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's The Boiler sea temperature is
15.5° C
(Which is normal for this time of year)


How big are the waves at The Boiler today?

The current surf forecast for The Boiler at 8AM is: 4.5m 13s primary swell from a Southwest direction and 0.1m 11s secondary swell from a South direction (forecast issued at 07:00am August 23). The wind direction is predicted to be onshore.

Time (SAST) & DateWave HeightWave Period
Morning (23 Aug)15ft (4.5m)13s
Afternoon (23 Aug)18ft (5.5m)14s
Evening (23 Aug)18ft (5.5m)14s

Table - waves today at The Boiler. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent
Saturday
23
Sunday
24
Monday
25
Tue
26
5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM
Rating
(10 max)
0
0
!
0
0
0
0
0
0
6
5
4
4
5
5
3
3
3
3
3
2
2
2
1
Swell
Height Map
Wave Height (m) & direction (?)
4
WSW
4.5
SW
5.5
SW
5.5
SW
5.5
SW
5.5
SW
5
SW
5
SW
4.5
SW
4.5
SW
4
SW
3.5
SW
3.5
SW
3.5
SW
3
SW
3
SW
3
SW
2.5
SW
2.5
SW
2.4
SW
2.4
SW
2.1
SSW
2.2
SSW
1.6
SSW
Period(s) (?)121313141414141414141413131313131312121212131112
Wave
Graph
(?)Metric surfscale
Energy (?)46776408183131251412839120551113295478354715258934947444538763208287823692113181616971726194516311267
Wind
(km/h)
40
WNW
40
WNW
40
WNW
35
W
30
W
25
W
25
W
20
W
20
WSW
15
WSW
15
SW
15
SW
15
SSW
15
S
15
SSE
15
SSE
20
SSE
20
SSE
20
SSE
20
SSE
25
SSE
30
SE
35
SE
40
SE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
ononononcross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
crosscross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
High Tide
/ height (m)
3:35PM
1.58
3:47AM
1.49
4:05PM
1.60
4:18AM
1.47
4:34PM
1.58
Low Tide
/ height (m)
9:24AM
0.08
9:48PM
0.10
9:54AM
0.07
10:19PM
0.10
10:23AM
0.10
10:48PM
0.13
Saturday
23
Sunday
24
Monday
25
Tue
26
Sunrise-7:16-------7:16-------7:13------
Sunset----6:21-------6:22-------6:22---
cloud
cloud
rain showers
rain showers
clear
clear
cloud
cloud
part cloud
cloud
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
--11--------------------
Temp. °C141414141414141413131313131313121213141414141313
Feels °C (?)6667788989999998789109865
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

Eyeball surf reportRecent Eyeball Surf Reports for Cape Town

  1. weather stationWind Update Still cross-shore at The Boiler (light winds from the SSW at Slangkop 1 km from The Boiler). 4.5m 13s groundswell from the WSW with a 3.5m 13s groundswell from the SW. 2 swells combining so expect closeout sets.

    The Boiler
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1 h 6 min ago

13 km/h
SSW
Cross-Shore
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