Donkin Bay Surf Break

Lat Long: 31.81° S 18.23° E

Donkin Bay Surf Forecast and Surf Report

Issued: 7 pm 20 Aug 2026 (local time)

Forecast update in  hr  min

Today's Donkin Bay sea temperature is
13.0° C
2.0° 

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


Donkin Bay surf forecast from 21 Aug 2026:

  • Best quality surf: Sunday 23 Aug, 8AM (local time) - 6ft (1.9m), 13s period, WSW swell with offshore winds.
  • Most powerful swell: Tuesday 25 Aug, 5PM (local time) - 6.5ft (2.0m), 14s period, SW swell with 1,515 kJ wave energy.
  • Next surfable swell (1★+): Friday 21 Aug, 5AM (local time) - 6ft (1.8m), 12s period with SW swell.

Best Forecast Surf Conditions for Donkin Bay this week:

The surf forecast for Donkin Bay over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Aug 21) at 5AM. The primary swell is predicted to be 1.8m and 12s period. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Donkin Bay in the next 16 days are 2.0m 14s and forecast to arrive on Tuesday (Aug 25) at 5PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.5m 4s period and expected on Saturday (Aug 22) at 11PM.

Wave TypeTime (SAST) & Date Wave Height & Period
Next good surf (1 star+) 5AM (Fri 21st Aug)6ft (1.8m) 12s
Best Surf 8AM (Sun 23rd Aug)6ft (1.9m) 13s
Most Powerful 5PM (Tue 25th Aug)6.5ft (2.0m) 14s

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


The Lowdown

Alright folks, Rusty here. Let’s look at what’s going on at Donkin Bay.

The forecast starts with a bit of a wait. There’s nothing worth paddling out for until Friday morning, August 21st. The overall pattern starts with a clean but average-sized SW swell, builds into a proper weekend, then gets a bit messy before a massive pulse shows up deep in the second week.

Friday morning, August 21st is where we start. Donkin Bay is seeing a 6ft swell from the SW with a 12-second period. The combined energy is moderate (778). Winds are light from the south, giving us cross-offshore conditions and clean surf. This is a solid, workable wave for an intermediate, and the water temp is about average for this time of year. Friday afternoon, however, goes downhill fast as the wind swings SSW and picks up to 12 mph, turning it choppy and cross. Not worth it.

Saturday morning, August 22nd is a treat. The swell drops a touch to 4ft from the SW, period at 10 seconds, but the wind goes glassy – 3 mph from the SSW. The combined energy is lighter (355), but it’s going to be smooth and clean. This is a great window for a longboard or a funboard, with light crowds possible. Afternoon gets blown out again.

Now, Sunday morning, August 23rd is one of the true standouts. The swell jumps to 6ft from the WSW with a 13-second period. That longer period gives it some real push, and the combined energy is strong (1226). Wind is light from the south, cross-off, keeping it clean. This is excellent for experienced surfers, though at 6ft it’s getting a bit solid for beginners. Expect a few others out there, but the quality will be worth it. Monday morning is a step down but still a decent 6ft from the WSW with a 12-second period and clean cross-off wind, though the afternoon gets hammered by 19 mph winds.

Tuesday morning, August 25th is another highlight. The swell is 5ft from the SW, but the period stretches out to 14 seconds, giving it that groundswell feel. The combined energy is high (1092). Winds are light from the SSE, cross-off, and the surf is clean. That longer period will make the waves shape up nicely, especially on a reef-and-point setup like Donkin Bay. A great call for a mid-week paddle.

Things get a bit unreliable from Wednesday through to the end of the month. The wind shifts onshore or cross, and the quality drops. There are a few moments – like Thursday afternoon, August 27th, with a small clean 3ft from the WSW – but mostly it’s a waiting game.

Then we hit Thursday morning, September 3rd. The swell absolutely roars in at 10ft from the WSW, period 13 seconds, and the combined energy is huge (3314). Wind is light from the SSE, cross-off, and it’s clean. But here’s the thing – this is too big for Donkin Bay unless you’re a serious expert. The file even flags it as potentially too big for the break. This is big-wave territory only. The same goes for Friday, September 4th, with 12ft from the SW and strong energy. Experts only, and even then, it’s a serious session.

After that, it fades back to 5ft on Saturday, September 5th, but with a moderate cross-onshore wind, so not great.

Best on offer: Sunday morning, August 23rd, and Tuesday morning, August 25th. Both have clean conditions, solid swell from the optimum SW direction, and good energy. The Sunday session is bigger and more powerful; the Tuesday session has that lovely long-period groundswell.

Stay safe out there.
Rusty

Short Range Forecast

Mostly dry. Very mild (max 18°C on Sun afternoon, min 12°C on Fri night). Winds decreasing (fresh winds from the S on Thu night, calm by Fri night).

Days 5-7 Weather Summary

Mostly dry. Warm (max 25°C on Tue night, min 15°C on Sun night). Winds decreasing (fresh winds from the SSW on Mon afternoon, light winds from the SSE by Tue morning).

Friday
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
Wednesday
26
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
4
3
1
1
2
0
3
4
1
3
2
0
3
4
2
4
1
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)
2.1
SW
12
1.7
SW
12
1.6
SW
11
1.4
SW
11
1.3
SW
10
1.1
SW
10
1.3
SW
10
1.9
WSW
13
1.9
WSW
13
1.8
WSW
12
1.7
WSW
12
1.3
WSW
11
1.1
WSW
11
1.4
SW
14
2
SW
14
1.9
SW
13
1.5
WSW
13
1.4
WSW
12
1.3
WSW
12
Wave Graph
Metric surfscale
Energy kJ
1209
778
589
471
355
270
350
1226
1116
952
821
408
256
742
1515
1182
749
573
500
Wind (km/h)
15
SSE
10
S
20
SSW
10
SW
5
SSW
20
SSW
10
SE
10
S
25
SSW
15
S
15
S
30
SSW
15
SSE
10
SSE
20
SSW
15
E
10
NNW
15
WNW
15
NNW
Wind State
cross-off
cross-off
cross
cross
glassy
cross
cross-off
cross-off
cross
cross-off
cross-off
cross
cross-off
cross-off
cross
off
cross-on
on
cross-on
High Tide
8:39PM1.14m
9:52AM1.04m
10:26PM1.09m
11:45AM1.08m
00:01AM1.15m
12:51PM1.19m
00:58AM1.25m
1:31PM1.32m
1:37AM1.37m
2:03PM1.46m
2:11AM1.47m
2:33PM1.58m
2:42AM1.56m
Low Tide
3:19AM0.69m
4:05PM0.78m
5:36AM0.67m
6:14PM0.72m
6:46AM0.57m
7:09PM0.60m
7:27AM0.46m
7:47PM0.49m
7:59AM0.34m
8:18PM0.37m
8:27AM0.25m
8:47PM0.27m
clear
clear
part cloud
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:16
7:16
7:15
7:13
7:11
7:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:22
6:22
6:23
6:23
6:24
6:25
6:25
 mm
Temp °C
14
17
15
12
14
15
15
17
18
18
18
20
19
23
23
25
25
17
16
Feels °C
7
14
10
10
13
11
12
15
14
13
14
14
14
20
19
21
21
13
15
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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 Donkin Bay Surf forecast

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

Donkin Bay is 136 km (84 miles) from Saldanha. If you plan a holiday in West Coast, look for hotels and other accommodation in Saldanha. Saldanha has rooms for a wide range of budgets as well as car hire and transport links.

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