Thompsons Bay Surf Break

Lat Long: 29.53° S 31.22° E

Thompsons Bay 48 hour detailed Surf Forecast

Issued: 1 pm 31 Aug 2026 (local time)

Forecast update in  hr  min

Today's Thompsons Bay sea temperature is
20.5°C
0.9° 

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 (31 Aug):

  • Morning surf: Morning surf (31 Aug, local time) - 3.5ft (1.1m), 9s period with E swell.
  • Afternoon surf: Afternoon surf (31 Aug, local time) - 3.5ft (1.1m), 10s period with E swell.
  • Evening surf: Evening surf (31 Aug, local time) - 4ft (1.2m), 9s period with E swell.

The current surf forecast for Thompsons Bay at 4PM is: 1.1m 10s primary swell from a East direction and 0.5m 9s secondary swell from a South-southwest direction, 0.6m 5s secondary swell from a South-southeast direction (forecast issued at 01:00pm August 31). The wind direction is predicted to be cross-onshore.

Time (SAST) & DateWave HeightWave Period
Morning (31 Aug)3.5ft (1.1m)9s
Afternoon (31 Aug)3.5ft (1.1m)10s
Evening (31 Aug)4ft (1.2m)9s

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


Short Range Forecast

Some drizzle, heaviest during Mon night. Warm (max 32°C on Thu morning, min 18°C on Mon night). Winds increasing (calm on Mon night, fresh winds from the S by Wed morning).

Mon
31
Tuesday
1
Wednesday
2
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
1
1
1
1
1
0
0
1
1
1
1
1
0
0
0
0
2
2
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)
1.1
E
9
1.1
E
10
1.1
E
10
1.2
E
10
1.2
E
9
1.1
E
9
1.1
E
9
1
E
9
1
E
9
1.1
E
8
0.7
E
8
1.1
E
8
1.2
E
6
1.2
E
6
1.2
E
7
1.2
ENE
8
0.6
SSW
15
0.8
SSW
15
0.9
SSW
16
1
SSW
16
1.1
SSW
16
Wave Graph
Metric surfscale
Energy kJ
207
220
220
255
239
196
192
155
153
173
69
165
108
119
146
178
167
252
441
561
644
Wind (km/h)
15
SE
15
SSE
10
SSE
0
SE
5
NW
0
NNW
10
N
10
NNE
15
ENE
20
E
5
SE
10
NNE
5
SW
5
N
5
NNW
15
SSW
30
S
20
S
15
SSW
10
WSW
5
NNW
Wind State
on
on
cross-on
glassy
glassy
glassy
cross-off
cross-off
cross
cross-on
glassy
cross-off
glassy
cross-off
cross-off
cross
cross-on
cross-on
cross-on
cross-off
cross-off
High Tide
5:31PM1.95m
5:41AM1.79m
6:01PM1.86m
6:12AM1.67m
6:34PM1.71m
Low Tide
11:16AM-0.01m
11:39PM0.09m
11:46AM0.06m
00:10AM0.18m
12:18PM0.18m
cloud
part cloud
part cloud
cloud
light rain
part cloud
clear
clear
clear
clear
part cloud
part cloud
cloud
clear
clear
clear
clear
clear
part cloud
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:09
6:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:38
5:39
5:39
 mm
1
Temp °C
20
20
19
20
20
19
18
19
23
23
21
22
22
21
22
25
21
20
19
19
19
Feels °C
20
20
20
23
23
22
19
20
22
22
23
23
24
22
21
22
18
19
19
20
20
  • 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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