Underwater Point surfForecast / Cape Town / South Africa

information circle48hr Weather and Surf, issued 7 pm Thursday 23 Apr 2026 SAST
Forecast update in hr  min  s Forecast update imminent
Underwater Point surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Underwater Point sea temperature is
19.0° C
(Which is 1.1°C warmer than normal for this time of year)

How big are the waves at Underwater Point today?

The current surf forecast for Underwater Point at 10PM is: 2.0m 13s primary swell from a South-southwest direction (forecast issued at 07:00pm April 23). An open ocean swell of 1.0m 7s is not directed at the surf break, a second open ocean swell of 1.2m 7s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 4.

Time (SAST) & DateWave HeightWave Period
Morning (23 Apr)--
Afternoon (23 Apr)8ft (2.5m)13s
Evening (23 Apr)7ft (2.1m)13s

Table - waves today at Underwater Point. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 16mm), heaviest on Sun afternoon. Warm (max 21°C on Fri night, min 15°C on Sun afternoon). Winds increasing (calm on Fri afternoon, fresh winds from the N by Sun morning).

Thu
23
Friday
24
Saturday
25
Sun
26
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
Rating
(10 max)
3
2
4
3
3
2
3
1
2
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
2.2
SSW
13
2.2
S
13
1.8
SSW
13
1.6
SSW
12
1.4
SSW
12
1.3
SSW
12
1.4
S
12
1.1
SSW
11
1
SSW
11
0.9
SSW
11
0.7
SSW
11
0.9
SW
11
0.9
SW
11
0.9
SW
11
0.9
SW
11
0.9
WSW
11
0.9
WSW
10
0.9
WSW
10
0.9
WSW
10
0.9
WSW
10
0.8
WSW
10
0.8
WSW
9
1.7
W
7
2.2
WSW
8
Wave Graph
Metric surfscale
Energy kJ
1699
1657
1044
762
539
444
529
320
254
193
101
213
205
202
172
196
192
182
175
154
105
98
271
682
Wind (km/h)
20
SE
25
ESE
20
ESE
20
ESE
15
ESE
10
ESE
5
E
10
SW
5
ESE
10
S
10
SE
5
SSW
10
NNW
15
NNW
20
NNW
25
NW
25
WNW
20
NW
20
NNW
25
NNW
30
N
40
N
30
NW
35
WNW
cross-off
cross-off
off
off
off
cross-off
off
cross-on
glassy
cross-off
cross-off
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross-on
on
High Tide
8:40PM1.14m
9:22AM1.06m
10:21PM1.16m
11:03AM1.08m
11:38PM1.25m
12:12PM1.16m
Low Tide
2:07PM0.46m
3:10AM0.54m
3:47PM0.50m
4:58AM0.50m
5:15PM0.47m
6:10AM0.40m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
cloud
mod rain
mod rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:15
7:16
7:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:13
6:12
6:10
6:09
6
9
Temp °C
19
19
17
17
17
18
19
20
20
21
20
20
20
18
19
19
18
17
17
16
16
16
16
15
15
15
12
13
13
15
17
17
18
18
17
18
17
15
16
15
15
15
15
12
11
10
11
8
Swell 1
Height (m)
Direction
Period (s)
2.2
SSW
13
2.2
S
13
1.8
SSW
13
1.6
SSW
12
1.4
SSW
12
1.3
SSW
12
1.4
S
12
1.1
SSW
11
1
SSW
11
0.9
SSW
11
0.7
SSW
11
0.9
SW
11
0.9
SW
11
0.9
SW
11
0.9
SW
11
0.9
WSW
11
0.9
WSW
10
0.9
WSW
10
0.9
WSW
10
0.9
WSW
10
0.8
WSW
5
1
WSW
6
1.3
SW
8
0.4
SW
15
Energy kJ
1699
1657
1044
762
539
444
529
320
254
193
101
213
205
202
172
196
192
182
175
154
36
82
239
76
Swell 2
Height (m)
Direction
Period (s)
0.8
SE
7
0.1
W
16
1
SE
7
0.1
W
16
0.1
NW
15
0.1
NW
15
0.6
SE
8
0.4
SE
8
0.6
SSE
10
0.5
SSE
10
0.5
SSE
10
0.4
SSE
9
0.4
SSE
9
0.4
SSE
8
0.3
SSE
9
0.3
SSE
7
0.2
SSE
7
0.2
WSW
16
0.3
SW
16
0.8
WSW
10
0.8
WSW
9
0.5
W
9
0.2
SSE
15
Energy kJ
59
5
99
5
9
8
36
14
77
54
55
28
26
22
15
9
4
26
41
105
98
44
22
Swell 3
Height (m)
Direction
Period (s)
0.1
W
10
0.1
W
10
0.1
NW
15
0.1
NW
15
0.2
ESE
8
0.6
SW
12
0.2
ESE
10
0.2
ESE
8
0.1
SE
8
0.1
SE
11
0.1
SE
7
0.1
NW
13
0.1
SW
18
0.2
SSE
6
0.2
SSE
16
0.3
SW
16
0.4
SW
15
0.4
SW
15
0.1
NW
12
Energy kJ
2
2
8
8
6
92
11
6
2
4
2
7
12
4
25
41
58
76
6
Wind waves
Height (m)
Direction
Period (s)
1.3
SE
7
1.7
SE
7
1.2
SE
7
1.1
SE
7
0.9
SE
7
0.8
SE
7
0.4
NNW
3
0.6
NNW
3
0.6
NW
3
0.6
WNW
3
0.7
WNW
4
0.9
WNW
4
0.8
NNW
4
1.1
NW
5
1.7
W
7
2.2
WSW
8
Energy kJ
153
261
139
115
89
62
2
8
7
8
11
30
20
54
271
682
Nearest Offshore or Glassy
Rating
(10 max)
5
4
4
4
4
3
3
2
2
1
2
2
1
1
2
1
1
1
1
1
2
1
1
1
Distance (km)
0
0
13
13
0
0
0
0
0
3
0
13
0
6
2
24
2
24
2
2
2
35
35
24
Best forecast wave conditions in Cape Town
Rating
(10 max)
5
4
4
4
4
4
3
3
2
2
2
2
2
2
2
1
1
1
1
1
2
2
1
1
Best forecast wave conditions in South Africa
Rating
(10 max)
5
4
4
4
4
4
4
3
3
3
3
3
3
4
4
3
3
1
1
2
4
4
4
2
Header Global
Rating
(10 max)
5
5
5
5
5
5
5
5
5
5
5
5
5
4
5
4
4
4
4
4
4
5
6
7
  • 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

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