Haardebaai Surf Break

Lat Long: 34.38° S 18.83° E

Haardebaai Surf Forecast and Surf Report

Issued: 1 am 12 Aug 2026 (local time)

Forecast update in  hr  min

Today's Haardebaai sea temperature is
14.5° C
1.0° 

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


Haardebaai surf forecast from 12 Aug 2026:

  • Best quality surf: Thursday 13 Aug, 11AM (local time) - 8ft (2.4m), 17s period, SW swell with cross-offshore winds.
  • Most powerful swell: Thursday 13 Aug, 11AM (local time) - 8ft (2.4m), 17s period, SW swell with 3,307 kJ wave energy.
  • Next surfable swell (1★+): Thursday 13 Aug, 11AM (local time) - 8ft (2.4m), 17s period with SW swell.

Best Forecast Surf Conditions for Haardebaai this week:

The surf forecast for Haardebaai over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Aug 13) at 11AM. The primary swell is predicted to be 2.4m and 17s period. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Haardebaai in the next 16 days are 2.4m 17s and forecast to arrive on Thursday (Aug 13) at 11AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.1m 8s period and expected on Wednesday (Aug 12) at 8AM.

Wave TypeTime (SAST) & Date Wave Height & Period
Next good surf (1 star+)11AM (Thu 13th Aug)8ft (2.4m) 17s
Best Surf11AM (Thu 13th Aug)8ft (2.4m) 17s
Most Powerful11AM (Thu 13th Aug)8ft (2.4m) 17s

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


The Lowdown

G’day, Rusty here. We’ve got a bit of a wait for the good stuff, but once it arrives, it’s going to be a proper session for the experienced crew. The first few days are a write-off, but hold tight.

The forecast opens on Wednesday, 12 August, but honestly, don’t bother paddling out at Haardebaai right now. The water temperature is sitting at 15°, which is a bit colder than normal for this time of year, and the swell is a messy 6ft from the SW with a very long 18-second period, but it’s being torn apart by a strong cross-onshore breeze. The combined wave energy is high at 2307, but it’s just a lumpy, poor surf zone. That carries through Wednesday afternoon and into Thursday morning.

Now, Thursday, 13 August, that’s where the spark shows up. Thursday morning at Haardebaai we’ve got a solid 8ft SW groundswell, 17-second period, and a light cross-offshore breeze from the NNE at 5 km/h. This is a reef break, so that long period is going to line up beautifully. The combined energy is pumping at 3307, but with the size, this is only for advanced surfers – it’s big, powerful, and not for the faint-hearted. The water is glassy clean. Thursday afternoon is almost as good, with 7ft SW swell, glassy conditions, and a 16-second period. That’s the standout window of the whole outlook.

Friday, 14 August, the swell drops to 6ft, but the wind stays cross-off, keeping it reasonably clean. The period drops to 15 seconds, still a nice groundswell, but the energy is down to 1337. It’s a marginal day, but worth a look if you missed Thursday.

Saturday, 15 August, is a write-off onshore wind and poor conditions. Skip it.

Sunday, 16 August, brings a fresh chance. The morning has a 6ft WSW swell with a 14-second period, and you get a clean offshore wind from the WNW at 15 km/h. The combined energy is 1111, and the conditions are described as very good. It’s not the size of Thursday, but it will be clean and fun.

Monday, 17 August, is the second big standout. The morning delivers 8ft WSW swell, 14-second period, with a light offshore from the NW at 10 km/h. The combined energy is 2416, and it’s excellent for experienced surfers. That’s big, powerful, and clean. By afternoon, it’s still 8ft with a light cross-off breeze, still excellent. This is expert territory.

From Tuesday, 18 August, things start to fall apart. The wind swings onshore, the swell drops, and the quality goes downhill quickly. Through the rest of the week and into the following week, it’s a lot of poor to marginal surf with onshore winds and smaller, weaker swell. There’s a brief glimmer on Sunday, 23 August, with a 4ft SSW swell and a clean cross-off breeze, but it’s small. The following Monday and Tuesday, 24 and 25 August, have clean offshore winds but the swell is tiny, under 4ft, and the energy is weak.

So, the real takeaway here: Thursday, 13 August is the best on offer, especially the morning session at Haardebaai with that 8ft SW groundswell and glassy conditions. Monday, 17 August is a close second for the bigger, more powerful surf. After that, it’s a slow fade into small, clean windows.

Rusty.

Short Range Forecast

Mostly dry. Warm (max 24°C on Thu afternoon, min 13°C on Wed morning). Winds decreasing (fresh winds from the E on Wed night, calm by Thu afternoon).

Days 4-6 Weather Summary

Mostly dry. Very mild (max 18°C on Sat night, min 14°C on Sat morning). Wind will be generally light.

Wednesday
12
Thursday
13
Friday
14
Saturday
15
Sunday
16
Monday
17
Tuesday
18
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
1
0
4
4
2
2
2
3
1
1
3
3
2
2
4
4
3
1
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)
1.8
SW
18
1.9
SW
17
2
SW
16
2.4
SW
17
2.2
SW
16
1.9
WSW
16
1.8
WSW
15
1.7
WSW
14
1.8
WSW
14
1.7
WSW
13
1.8
WSW
13
1.8
WSW
14
1.7
WSW
14
1.8
WSW
15
2.5
WSW
13
2.5
WSW
14
2.4
WSW
14
2.1
WSW
13
1.9
WSW
12
1.8
WSW
12
1.5
WSW
12
Wave Graph
Metric surfscale
Energy kJ
2184
2191
2033
3307
2379
1743
1337
1257
1226
1028
1127
1161
1111
1413
2345
2416
2019
1528
1013
889
565
Wind (km/h)
25
E
20
E
30
E
5
NNE
5
NE
15
N
20
NNW
15
WNW
5
NW
10
ESE
15
SE
15
NW
15
WNW
20
W
15
E
10
NW
10
WSW
10
WNW
10
S
15
SSE
15
SE
Wind State
cross-on
cross-on
cross-on
cross-off
glassy
cross-off
cross-off
cross-off
off
on
on
off
off
cross-off
cross-on
off
cross-off
cross-off
cross-on
cross-on
on
High Tide
3:14PM1.64m
3:29AM1.59m
3:53PM1.70m
4:08AM1.58m
4:29PM1.71m
4:45AM1.53m
5:04PM1.66m
5:20AM1.45m
5:38PM1.57m
5:55AM1.34m
6:12PM1.45m
6:30AM1.23m
6:46PM1.31m
Low Tide
9:02AM0.02m
9:28PM0.05m
9:41AM-0.02m
10:08PM0.02m
10:16AM-0.01m
10:46PM0.04m
10:51AM0.05m
11:22PM0.10m
11:24AM0.14m
11:56PM0.19m
11:56AM0.25m
00:30AM0.31m
12:28PM0.38m
1:06AM0.43m
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:28
7:26
7:26
7:24
7:22
7:22
7:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:10
6:12
6:13
6:13
6:14
6:15
6:15
 mm
Temp °C
14
20
20
21
24
22
20
20
15
16
17
18
16
17
15
16
17
16
16
15
14
Feels °C
8
16
13
19
23
19
15
15
13
14
15
17
13
14
15
15
14
14
15
13
12
  • Map Icons:
  • Break
  • 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 Haardebaai Surf forecast

The above surf forecast table for Haardebaai provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Haardebaai can be found by selecting the local surf guide option on the grey menu. Our Haardebaai 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 (Haardebaai) 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 Haardebaai 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.

Are you planning a holiday in Overberg? If you are looking for accommodation near Haardebaai, camping, hotels and holiday cottages in Overberg, consider staying in Grabouw which is 30 km (19 miles) away. Other places in and around Overberg where you can find information about places to rent, and car hire include Hermanus which is 37 km (23 miles) away, Stellenbosch, Kayamnandi and Bellville.

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