Thompsons Bay Surf Break

Lat Long: 29.53° S 31.22° E

Thompsons Bay Surf Forecast and Surf Report

Issued: 1 pm 13 Aug 2026 (local time)

Forecast update in  hr  min

Today's Thompsons Bay sea temperature is
21.9° C
0.5° 

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


Thompsons Bay surf forecast from 13 Aug 2026:

  • Best quality surf: Monday 17 Aug, 8AM (local time) - 6.5ft (2.0m), 10s period, ENE swell with cross-offshore winds.
  • Most powerful swell: Sunday 16 Aug, 8PM (local time) - 6.5ft (2.0m), 11s period, ENE swell with 867 kJ wave energy.
  • Next surfable swell (1★+): Thursday 13 Aug, 8PM (local time) - 3.5ft (1.1m), 8s period with SE swell.

Best Forecast Surf Conditions for Thompsons Bay this week:

The surf forecast for Thompsons Bay over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Aug 13) at 8PM. The primary swell is predicted to be 1.1m and 8s period with a secondary swell of 0.9m and 8s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Thompsons Bay in the next 16 days are 2.0m 11s and forecast to arrive on Sunday (Aug 16) at 8PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.4m 5s period and expected on Monday (Aug 17) at 2AM.

Wave TypeTime (SAST) & Date Wave Height & Period
Next good surf (1 star+) 8PM (Thu 13th Aug)3.5ft (1.1m) 8s
Best Surf 8AM (Mon 17th Aug)6.5ft (2.0m) 10s
Most Powerful 8PM (Sun 16th Aug)6.5ft (2.0m) 11s

Table - best surf conditions forecast for Thompsons Bay over the next 16 days.


The Lowdown

Alright, Rusty here. Let’s have a look what’s cooking for us.

Gotta be straight with you, this isn't a classic run for Thompsons Bay. It’s a sheltered spot, so it needs the right combo, and for most of the next couple weeks, that combo just isn’t lining up. There are no real standout days here, just a couple of moments that might give you a few waves if you’re desperate.

That morning on Thursday the 20th of August, we finally get a bit of hope. The wind goes glassy, which is a major plus for clean faces. The swell is tiny though, only about 2 ft from the SSW, but it’s got some long-period energy (15 seconds) pushing through. The combined energy is moderate at 184. It’ll be small and weak, but clean enough to have a mess around on a log. The water is sitting at 71°, which is about average for this time of year.

Then we’ve got a long gap of poor conditions. Nothing worth talking about until Saturday the 22nd. On the morning of the 22nd there is a pulse of very long-period groundswell (16 seconds) from the SSW, again only 3 ft but the energy jumps to 545. It’s cross-shore wind though, so it’ll be a little bumpy. For a spot this sheltered, those long-period swells can wrap in alright, but it’s still a marginal call. Later that afternoon on the 22nd, the swell jumps to 7 ft from the ENE with a short period of 7 seconds, but it’s choppy and cross-onshore. That’s a messy setup and honestly more interesting for a kite than a surfboard.

The rest of the run, right through to the end of the month, is mostly poor surf conditions, small swell, and onshore or cross winds. A few days at the end of August (Thursday the 27th and Friday the 28th) have some long-period energy but the wave heights are tiny or the wind is wrong. It’s a pretty barren forecast overall. Keep the board waxed but don’t hold your breath.

Rusty.

Short Range Forecast

Mostly dry. Warm (max 21°C on Sat afternoon, min 15°C on Fri night). Wind will be generally light.

Days 5-7 Weather Summary

Mostly dry. Warm (max 23°C on Mon afternoon, min 16°C on Sun night). Wind will be generally light.

Thu
13
Friday
14
Saturday
15
Sunday
16
Monday
17
Tuesday
18
Wednesday
19
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
2
0
0
2
1
0
2
1
0
2
2
1
1
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.3
SE
8
1.1
E
10
1.3
ESE
8
1.2
ESE
10
1.5
E
10
1.5
E
10
1.7
E
10
1.7
E
11
1.6
E
11
1.9
ENE
11
1.7
ENE
10
2
ENE
10
1.5
E
10
1.3
E
9
1.1
E
9
1
E
9
0.9
E
9
0.8
E
8
0.7
E
8
0.6
SSW
15
Wave Graph
Metric surfscale
Energy kJ
222
219
235
288
450
432
580
646
610
862
647
746
422
287
189
145
117
89
63
172
Wind (km/h)
10
E
10
NW
15
NE
25
NE
10
N
15
NE
20
NE
10
N
15
ENE
25
NE
10
N
10
ENE
10
NE
10
WSW
10
E
10
ENE
10
SW
15
S
10
SSE
15
SW
Wind State
cross-on
off
cross
cross
cross-off
cross
cross
cross-off
cross
cross
cross-off
cross
cross
cross-off
cross-on
cross
cross
cross-on
cross-on
cross
High Tide
4:25PM1.97m
4:35AM1.89m
4:58PM2.00m
5:07AM1.87m
5:30PM1.97m
5:38AM1.81m
6:00PM1.88m
6:07AM1.70m
6:28PM1.75m
6:35AM1.57m
6:56PM1.59m
7:03AM1.42m
7:24PM1.42m
Low Tide
10:31PM0.05m
10:41AM-0.07m
11:04PM0.05m
11:13AM-0.05m
11:36PM0.10m
11:43AM0.03m
00:06AM0.19m
12:12PM0.14m
00:35AM0.31m
12:40PM0.29m
1:04AM0.44m
1:10PM0.46m
1:36AM0.59m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:28
6:28
6:26
6:26
6:24
6:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:29
5:30
5:30
5:30
5:31
5:31
5:32
 mm
Temp °C
18
17
19
20
18
19
21
19
19
21
19
21
23
19
20
20
19
20
21
19
Feels °C
16
16
16
15
17
16
17
18
16
17
17
18
20
19
20
20
21
19
21
20
  • Map Icons:
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  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Thompsons Bay Surf forecast

The above surf forecast table for Thompsons Bay provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Thompsons Bay can be found by selecting the local surf guide option on the grey menu. Our Thompsons Bay surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Thompsons Bay) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Thompsons Bay may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Thompsons Bay is 3 km (2 miles) from the city of Ballitoville. If you plan a holiday in KwaZulu-Natal North Coast, look for hotels and other accommodation in Ballitoville. Ballitoville has rooms for a wide range of budgets as well as car hire and transport links.

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