Thompsons Bay Surf Break

Lat Long: 29.53° S 31.22° E

Thompsons Bay 48 hour detailed Surf Forecast

Issued: 1 pm 15 Sep 2026 (local time)

Forecast update in  hr  min

Today's Thompsons Bay sea temperature is
20.2°C
1.3° 

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 (15 Sep):

  • Morning surf: Morning surf (15 Sep, local time) - 7ft (2.1m), 9s period with E swell.
  • Afternoon surf: Afternoon surf (15 Sep, local time) - 6.5ft (2.0m), 9s period with E swell.
  • Evening surf: Evening surf (15 Sep, local time) - 7ft (2.1m), 10s period with E swell.

The current surf forecast for Thompsons Bay at 8PM is: 2.1m 9s primary swell from a East direction and 0.3m 11s secondary swell from a South-southwest direction (forecast issued at 01:00pm September 15). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (SAST) & DateWave HeightWave Period
Morning (15 Sep)7ft (2.1m)9s
Afternoon (15 Sep)6.5ft (2.0m)9s
Evening (15 Sep)7ft (2.1m)10s

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


Short Range Forecast

Heavy rain (total 78mm), heaviest during Fri morning. Warm (max 25°C on Wed morning, min 16°C on Thu afternoon). Mainly strong winds.

Tue
15
Wednesday
16
Thursday
17
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
2
2
2
0
0
0
0
0
0
0
1
0
0
0
0
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)
2
E
9
2
E
9
2
E
9
2.1
E
9
2.1
E
10
1.9
E
10
1.9
E
10
1.8
E
10
1.8
E
10
1.7
E
10
1.6
E
10
2.5
S
7
2.3
S
8
2.3
S
8
2.1
S
8
2.2
S
7
1.9
S
8
1.7
SSE
8
2.5
SE
8
1.7
E
10
2.5
SE
8
Wave Graph
Metric surfscale
Energy kJ
664
670
685
780
796
669
697
643
656
609
524
609
620
642
523
510
409
345
789
535
900
Wind (km/h)
25
SSE
25
S
15
S
10
WSW
5
WNW
5
WSW
5
W
5
WNW
10
SE
45
S
45
SSW
40
SSW
30
SW
25
SW
25
SW
20
SW
20
S
20
SW
20
SSW
20
SSE
25
SSE
Wind State
on
cross-on
cross-on
cross-off
glassy
cross-off
glassy
glassy
on
cross-on
cross-on
cross
cross
cross
cross
cross-off
cross-on
cross
cross
cross-on
on
High Tide
5:47PM1.75m
5:57AM1.61m
6:10PM1.60m
6:21AM1.47m
6:34PM1.43m
Low Tide
11:35AM0.14m
11:54PM0.24m
12:01PM0.28m
00:19AM0.38m
12:26PM0.45m
clear
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
light rain
light rain
cloud
light rain
light rain
light rain
mod rain
light rain
mod rain
heavy rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:52
5:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:46
5:46
5:47
 mm
1
1
1
1
4
8
5
9
11
Temp °C
22
22
22
21
21
21
20
22
25
22
20
19
18
19
17
17
17
16
16
17
17
Feels °C
20
20
22
21
21
21
20
22
24
17
14
13
13
15
13
14
15
14
13
15
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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