Bonza Bay Surf Break

Lat Long: 32.99° S 27.94° E

Bonza Bay Surf Forecast and Surf Report

Issued: 1 am 13 Aug 2026 (local time)

Forecast update in  hr  min

Today's Bonza Bay sea temperature is
19.2° C
0.7° 

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


Bonza Bay surf forecast from 13 Aug 2026:

  • Best quality surf: Friday 14 Aug, 11PM (local time) - 5.5ft (1.7m), 8s period, E swell with cross-offshore winds.
  • Most powerful swell: Wednesday 19 Aug, 8PM (local time) - 5.5ft (1.7m), 11s period, S swell with 747 kJ wave energy.
  • Next surfable swell (1★+): Friday 14 Aug, 11PM (local time) - 5.5ft (1.7m), 8s period with E swell.

Best Forecast Surf Conditions for Bonza Bay this week:

The surf forecast for Bonza Bay over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Aug 14) at 11PM. The primary swell is predicted to be 1.7m and 8s period with a secondary swell of 0.3m and 15s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Bonza Bay in the next 16 days are 1.7m 11s and forecast to arrive on Wednesday (Aug 19) at 8PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.2m 8s period and expected on Saturday (Aug 15) at 2AM.

Wave TypeTime (SAST) & Date Wave Height & Period
Next good surf (1 star+)11PM (Fri 14th Aug)5.5ft (1.7m) 8s
Best Surf11PM (Fri 14th Aug)5.5ft (1.7m) 8s
Most Powerful 8PM (Wed 19th Aug)5.5ft (1.7m) 11s

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


The Lowdown

G’day, I’m Rusty, and I’m lookin’ straight at the charts for Bonza Bay. This is a tough stretch ahead, folks, with a whole lotta nothing in the first week. The water’s at a pleasant 67° right now, but we’re runnin’ about 1° cooler than what’s typical for this time of year, just a tick off normal.

We start off Thursday the 13th with a solid swell hitting the coast—combined energy is a moderate 810—but it’s a 2ft job from the SSW, and that stiff 30 km/h cross-shore wind out of the NE has got it lookin’ lumpy and chopped. Forget it. Friday and Saturday aren’t any better: that swell picks up to 5ft from the E on Friday morning with a short 7-second period, but it’s still cross-shore wind and messy. The energy drops to 340, and it’s just poor. Saturday morning’s a 4ft E swell with a bit more shape at 8 seconds, but the cross-shore wind and marginal quality mean it’s not worth paddlin’ out. Sunday through Tuesday sees similar drivel—small waves, cross-shore breezes, and scores that stay firmly in the doldrums.

Then we hit Wednesday the 19th, and things get ugly with onshore winds and rain, though there’s a 6ft SSW swell with a solid 10-second period and energy at 813. That southerly wind is blowin’ straight onshore, though, so it’s gonna be a mess for a surfer—probably better for a kite. That trend holds through to Friday the 21st: more rain, onshore slop, and nothing clean.

Now, here’s the standout—Saturday the 22nd. The morning fires up with a tiny 2ft SSW groundswell with a very long 13-second period, and that combined energy is 345. But the magic is the wind: dead glassy, 0 km/h out of the ENE. That’s gonna be clean as a whistle at the river mouth. It’s a small wave, but for a patient soul on a longboard, it’ll be a fun little window before the afternoon turns to slop with 7ft onshore junk. Crowds can be a factor here, so get in early.

Next up, Sunday the 23rd has a 5ft SSW swell with a very long 15-second period and energy at 1173—that’s a lot of power. But it’s light onshore wind, so it’s marginal; the river mouth might hold some cleaner lines if you’re picky. Then we finally get a real winner: Wednesday the 26th. This is the best on offer. You’ve got a 8ft E swell with a moderate 10-second period, combined energy at 1048, and a light cross-offshore breeze out of the N at 10 km/h. That’s clean, punchy surf for the experienced crew. Anything over 8ft is expert-only, but at 8ft it’s still solid—don’t take a foamie out there if you’re not confident. The afternoon gets lumpy again, so make it a morning mission.

Thursday the 27th drops to a 6ft E swell with energy at 741 and a cross-shore breeze, still rideable but not special. After that, it fades into poor again through Friday the 28th. So for the whole 16-day run, that Saturday the 22nd morning and Wednesday the 26th morning are your only real chances—promising but the later one’s a long-range call, so keep an eye on it.

Rusty out.

Short Range Forecast

Mostly dry. Warm (max 22°C on Fri afternoon, min 14°C on Thu night). Winds decreasing (fresh winds from the ENE on Thu afternoon, light winds from the WNW by Sat morning).

Days 4-6 Weather Summary

Mostly dry. Warm (max 25°C on Sun morning, min 16°C on Mon morning). Winds increasing (calm on Mon night, fresh winds from the SSW by Tue afternoon).

Thursday
13
Friday
14
Saturday
15
Sunday
16
Monday
17
Tuesday
18
Wednesday
19
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
0
1
0
0
2
1
1
2
0
0
2
0
1
1
0
0
1
0
1
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.5
E
8
0.7
SSW
20
0.7
SSW
18
1.5
E
7
1.8
E
8
1.6
E
8
1.3
E
8
0.8
E
10
0.7
E
10
0.9
E
11
0.9
E
11
1.6
E
11
1.3
E
10
1.2
E
10
1
E
10
0.9
E
10
0.8
E
10
1.2
SSW
7
1.7
SSW
10
1.5
S
12
1.6
S
10
Wave Graph
Metric surfscale
Energy kJ
265
339
270
235
378
307
198
113
100
206
199
577
367
296
194
151
115
127
501
615
533
Wind (km/h)
30
NE
35
ENE
25
NE
20
NE
20
NE
10
N
15
SSW
10
E
15
NNE
15
NE
20
ENE
15
SW
20
SW
10
SSW
10
NE
25
SW
30
SW
25
WSW
15
SSE
15
SE
20
E
Wind State
cross
cross
cross
cross
cross
cross-off
cross
cross-on
cross-off
cross
cross
cross
cross
cross
cross
cross
cross
cross-off
on
on
cross-on
High Tide
4:22PM2.13m
4:35AM2.02m
4:58PM2.14m
5:09AM1.99m
5:31PM2.10m
5:40AM1.92m
6:03PM2.01m
6:10AM1.82m
6:34PM1.89m
6:40AM1.70m
7:05PM1.75m
7:10AM1.57m
7:38PM1.60m
Low Tide
10:06AM0.31m
10:30PM0.36m
10:39AM0.28m
11:03PM0.37m
11:11AM0.30m
11:35PM0.43m
11:41AM0.37m
00:07AM0.52m
12:12PM0.47m
00:38AM0.63m
12:42PM0.60m
1:11AM0.76m
1:14PM0.75m
1:49AM0.88m
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
part cloud
rain showers
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:48
6:47
6:46
6:45
6:43
6:43
6:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:37
5:37
5:38
5:39
5:39
5:40
5:42
 mm
2
3
3
Temp °C
17
18
16
20
22
20
20
20
20
25
25
23
18
18
17
19
18
17
16
15
15
Feels °C
11
13
11
16
18
18
19
20
17
21
21
21
16
16
19
16
14
13
12
12
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 Bonza Bay Surf forecast

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

Bonza Bay is 7 km (4 miles) from the city of East London. If you plan a holiday in Eastern Cape - Wild Coast, look for hotels and other accommodation in East London. East London has rooms for a wide range of budgets as well as car hire and transport links.

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