
Surf Forecasts:
Thompsons Bay surf forecast from 11 Jul 2026:
- Best quality surf: Saturday 11 Jul, 11PM (local time) - 6.5ft (2.0m), 13s period, S swell with cross-offshore winds.
- Most powerful swell: Saturday 11 Jul, 5AM (local time) - 6.5ft (2.0m), 13s period, S swell with 1,419 kJ wave energy.
- Next surfable swell (1★+): Saturday 11 Jul, 11PM (local time) - 6.5ft (2.0m), 13s period with S 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 Saturday (Jul 11) at 11PM. The primary swell is predicted to be 2.0m and 13s period with a secondary swell of 0.4m and 7s. Another secondary swell of 1.5m and 6s is also forecast. 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 13s and forecast to arrive on Saturday (Jul 11) at 5AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 4s period and expected on Friday (Jul 17) at 2AM.
| Wave Type | Time (SAST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 11PM (Sat 11th Jul) | 6.5ft (2.0m) 13s |
| Best Surf | 11PM (Sat 11th Jul) | 6.5ft (2.0m) 13s |
| Most Powerful | 5AM (Sat 11th Jul) | 6.5ft (2.0m) 13s |
Table - best surf conditions forecast for Thompsons Bay over the next 16 days.
Alright folks, Rusty here. Let’s have a look at what’s coming our way for Thompsons Bay over the next couple of weeks.
The outlook starts quiet, but there’s a bit of a wait. The first real chance to get wet doesn’t pop up until Tuesday the 14th of July. Before that, we’ve got a few days of marginal to poor conditions with a messy cross-onshore breeze and a weak, short-period swell that just won’t clean up. The water temp is sitting about average for this time of year, so no surprises there.
Tuesday afternoon is the first window that looks worth paddling out. The wind drops to glassy, calm conditions, and we’ll see a 5ft swell from the SE with a 9-second period. The combined energy is moderate (753), and it’s set to be clean. It’s not a huge swell, but with zero wind, it’ll be smooth and fun for an intermediate surfer.
Wednesday the 15th and Thursday the 16th stay in the marginal zone. The swell hangs around 5ft to 5ft from the ESE, but light cross-onshore breezes keep the surface a little rippled. It’s surfable, but nothing to get too excited about. The combined energy drops off a bit, sitting around 400-500.
Then we hit a bit of a flat spell from Friday the 17th through the weekend. Friday sees a fresh cross-onshore breeze and a dropping swell, making for lumpy, choppy conditions. Not great.
Saturday the 18th is interesting. A new S swell arrives with a longer 15-second period, pushing 5ft to 6ft, and combined energy climbs back up to 1170 and 1363. The wind is light and cross-shore, so it’ll be a bit bumpy but not terrible. The long period means better-shaped waves, but it might break a bit straight on the beach. Worth a look for the more experienced crew.
Sunday the 19th is a mixed bag. The morning shows an 8ft S swell with a 14-second period – that’s serious energy (2659). But a moderate cross-shore breeze will put a chop on it. This is only for experts; 8ft is too big for most. By the afternoon, a fresh breeze makes it lumpy. Not ideal.
Monday the 20th is a step down, with a 6ft SSE swell, still with a decent 13-second period, and a gentle cross-shore breeze. Combined energy is high (1713). It’s marginal, but the wind is light, so there could be a few clean ones if you’re picky.
The standout, and I mean the real standout, is Tuesday the 21st of July morning. We’ve got a 7ft swell from the ENE, but the period is a short 8 seconds, so it’ll be a bit fat and crumbly. The magic is the wind: glassy, calm, zero wind. Combined energy is moderate (798). It’s going to be clean and smooth, a proper session for the intermediate crowd. The afternoon turns messy again with a moderate cross-shore.
After that, the wind really picks up from Wednesday the 22nd through Thursday the 23rd. Strong, fresh breezes blow out any shape, with a mix of SSW and S swells that have long periods but are just too windy. The 3ft to 5ft range is there, but it’s gonna be lumpy and messy. Thursday the 23rd morning has a clean cross-offshore wind and a 3ft South swell with a very long 21-second period. It’s small, but the clean conditions and long period will make for some fun, hollow little waves – best on a point or reef if you can find one.
The final days of the outlook, from Friday the 24th to Sunday the 26th, are a write-off. A 10ft ENE swell on Friday afternoon is pure wind-chop, and the mixed SW swells over the weekend come with onshore winds. Not worth it.
So, here’s the bottom line: your best bet is Tuesday afternoon the 14th for a glassy, clean session on a modest swell, or Tuesday morning the 21st for the same glassy conditions on a slightly bigger, but shorter-period, swell. The 18th and 19th are for the brave with big boards and a strong paddle. The 23rd morning is a sneaky good one for a small, clean, long-period wave.
Signing off, Rusty.
Short Range ForecastModerate rain (total 13mm), heaviest on Fri night. Warm (max 20°C on Mon afternoon, min 16°C on Sat night). Wind will be generally light. | Days 5-7 Weather SummaryMostly dry. Warm (max 22°C on Wed afternoon, min 16°C on Mon night). Wind will be generally light. | ||||||||||||||||||||
Saturday 11 | Sunday 12 | Monday 13 | Tuesday 14 | Wednesday 15 | Thursday 16 | Fri 17 | |||||||||||||||
Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | |
Swell Height Map | |||||||||||||||||||||
Wave Height (m) Direction Period (s) | S 14 | S 13 | S 13 | S 13 | S 12 | S 12 | SSE 7 | S 11 | ESE 8 | E 8 | E 8 | SE 9 | E 9 | E 9 | E 9 | E 10 | ESE 10 | ESE 10 | E 10 | E 10 | E 10 |
Wave Graph | |||||||||||||||||||||
1632 | 1103 | 1087 | 851 | 584 | 480 | 137 | 160 | 291 | 302 | 219 | 323 | 412 | 459 | 397 | 361 | 394 | 435 | 284 | 273 | 190 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-on | cross-off | cross-on | cross-on | cross-off | cross-on | cross-on | cross-off | on | glassy | off | cross-on | cross | cross-off | cross-on | cross-on | cross-off | cross-on | cross-on |
High Tide | 00:36AM1.48m | 1:17PM1.37m | 1:46AM1.58m | 2:20PM1.52m | 2:42AM1.69m | 3:11PM1.66m | 3:30AM1.78m | 3:57PM1.79m | 4:13AM1.83m | 4:40PM1.87m | 4:53AM1.83m | 5:20PM1.90m | 5:31AM1.80m | 5:59PM1.87m | |||||||
Low Tide | 7:03AM0.48m | 7:19PM0.45m | 8:06AM0.35m | 8:23PM0.33m | 8:58AM0.22m | 9:16PM0.21m | 9:42AM0.11m | 10:02PM0.14m | 10:23AM0.03m | 10:45PM0.11m | 11:02AM0.01m | 11:26PM0.14m | 11:39AM0.03m | ||||||||
— | 6:48 | — | — | 6:48 | — | — | 6:48 | — | — | 6:48 | — | — | 6:48 | — | — | 6:48 | — | — | 6:48 | — | |
5:10 | — | 5:10 | — | — | 5:12 | — | — | 5:12 | — | — | 5:13 | — | — | 5:13 | — | — | 5:14 | — | — | 5:14 | |
mm | 7 | — | 1 | 4 | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — |
Temp °C | 19 | 19 | 19 | 18 | 18 | 18 | 17 | 19 | 20 | 20 | 19 | 19 | 18 | 21 | 22 | 19 | 20 | 20 | 20 | 19 | 19 |
Feels °C | 18 | 17 | 17 | 18 | 16 | 17 | 17 | 18 | 18 | 20 | 19 | 19 | 19 | 20 | 20 | 20 | 19 | 18 | 20 | 15 | 14 |
Swell 1 Height (m) Direction Period (s) | S 14 | S 13 | S 13 | S 13 | S 12 | S 12 | SSE 7 | E 6 | ESE 8 | E 8 | E 8 | SE 9 | E 9 | E 9 | E 9 | E 10 | ESE 10 | ESE 10 | E 10 | E 10 | E 10 |
1632 | 1103 | 1087 | 851 | 584 | 480 | 123 | 81 | 291 | 302 | 219 | 323 | 412 | 459 | 397 | 361 | 394 | 435 | 284 | 273 | 190 | |
Swell 2 Height (m) Direction Period (s) | ENE 8 | E 8 | E 8 | ESE 6 | E 6 | E 6 | E 6 | S 11 | S 11 | S 11 | SE 9 | E 9 | SSW 10 | SSW 10 | SSW 9 | SSW 9 | S 7 | S 9 | SSW 13 | SSW 13 | SSW 13 |
19 | 22 | 22 | 86 | 50 | 30 | 62 | 160 | 157 | 110 | 155 | 151 | 19 | 18 | 9 | 8 | 74 | 153 | 178 | 141 | 96 | |
Swell 3 Height (m) Direction Period (s) | SE 12 | — | — | E 10 | E 9 | E 9 | SSW 12 | SSE 7 | S 14 | — | S 10 | S 10 | S 9 | — | SSE 9 | SSE 11 | S 10 | — | ENE 4 | NE 5 | NE 5 |
6 | — | — | 7 | 13 | 13 | 137 | 52 | 33 | — | 53 | 52 | 2 | — | 7 | 11 | 2 | — | 12 | 20 | 7 | |
Wind waves Height (m) Direction Period (s) | — | — | ENE 8 | — | — | — | — | — | — | — | N 4 | ENE 9 | — | — | — | S 5 | — | — | NE 4 | — | S 4 |
— | — | 23 | — | — | — | — | — | — | — | 10 | 227 | — | — | — | 40 | — | — | 26 | — | 9 | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 6 | 6 | 39 | 0 | 19 | 42 | 0 | 42 | 42 | 0 | 93 | 0 | 0 | 42 | 42 | 0 | 39 | 39 | 0 | 118 | 741 |
Best forecast wave conditions in KwaZulu-Natal North Coast | |||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||
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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.











