Thompsons Bay Surf Break

Lat Long: 29.53° S 31.22° E

Thompsons Bay 48 hour detailed Surf Forecast

Issued: 1 pm 19 Aug 2026 (local time)

Forecast update in  hr  min

Today's Thompsons Bay sea temperature is
21.6° C
0.3° 

Thompsons Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Thompsons Bay today (19 Aug):

  • Morning surf: Morning surf (19 Aug, local time) - 3ft (0.9m), 9s period with E swell.
  • Afternoon surf: Afternoon surf (19 Aug, local time) - 2.5ft (0.7m), 15s period with SSW swell.
  • Evening surf: Evening surf (19 Aug, local time) - 4.5ft (1.3m), 8s period with ENE swell.

The current surf forecast for Thompsons Bay at 9PM is: 1.3m 8s primary swell from a East-northeast direction and 0.6m 13s secondary swell from a South-southwest direction, 0.5m 15s secondary swell from a South direction (forecast issued at 01:00pm August 19). The wind direction is predicted to be offshore and the swell rating is 2.

Time (SAST) & DateWave HeightWave Period
Morning (19 Aug)3ft (0.9m)9s
Afternoon (19 Aug)2.5ft (0.7m)15s
Evening (19 Aug)4.5ft (1.3m)8s

Table - waves today at Thompsons Bay. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Warm (max 30°C on Sat morning, min 16°C on Fri night). Mainly strong winds.

Wed
19
Thursday
20
Friday
21
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
5 PM
8 PM
11 PM
Rating
(10 max)
0
0
0
2
2
0
0
0
0
0
0
0
2
3
3
3
1
0
0
1
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
E
9
0.7
SSW
15
0.8
SSW
14
1.3
ENE
8
1.7
ENE
6
1
SSW
14
2.1
SSW
6
2.5
SSW
8
2.5
S
8
2
S
8
1.8
S
8
1.5
S
8
0.8
SSW
16
1.3
SSW
16
1.8
S
15
1.7
S
14
1.5
S
14
1.3
S
13
1.1
S
13
1
S
12
1
S
12
Wave Graph
Metric surfscale
Energy kJ
121
222
233
240
231
437
276
780
816
501
398
275
346
882
1549
1178
836
582
395
299
270
Wind (km/h)
15
NE
25
ENE
20
NE
10
N
5
WNW
25
SSW
40
SSW
35
SW
35
SSW
30
S
20
S
10
SW
5
WNW
5
NNW
5
NNW
5
N
15
ENE
20
ENE
15
NE
15
NNE
15
NNE
Wind State
cross
cross
cross
cross-off
glassy
cross
cross
cross
cross-on
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross
cross-on
cross
cross-off
cross-off
High Tide
7:24PM1.42m
7:33AM1.26m
8:00PM1.25m
8:20AM1.10m
9:26PM1.10m
Low Tide
1:10PM0.46m
1:36AM0.59m
1:42PM0.63m
2:22AM0.74m
2:38PM0.79m
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
clear
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:22
6:22
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:32
5:32
5:34
 mm
Temp °C
22
23
21
21
21
21
18
18
20
19
19
19
18
18
18
17
19
20
20
19
17
Feels °C
20
20
20
22
22
17
12
13
15
14
16
19
18
18
18
17
18
18
19
19
15
  • 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
How to use the Wavefinder 

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 Thompsons Bay 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.


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