Magna Tubes Surf Break

Lat Long: 34.03° S 24.93° E

Magna Tubes Surf Forecast and Surf Report

Issued: 7 am 23 Aug 2026 (local time)

Forecast update in  hr  min

Today's Magna Tubes sea temperature is
14.3°C
4.6° 

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


Magna Tubes surf forecast from 23 Aug 2026:

  • Best quality surf: Tuesday 25 Aug, 8AM (local time) - 10ft (3.0m), 14s period, SW swell with offshore winds.
  • Most powerful swell: Wednesday 26 Aug, 2PM (local time) - 10ft (3.0m), 16s period, S swell with 4,949 kJ wave energy.
  • Next surfable swell (1★+): Sunday 23 Aug, 8PM (local time) - 8ft (2.4m), 13s period with SW swell.

Best Forecast Surf Conditions for Magna Tubes this week:

The surf forecast for Magna Tubes over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Aug 23) at 8PM. The primary swell is predicted to be 2.4m and 13s period with a secondary swell of 0.1m and 9s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Magna Tubes in the next 16 days are 3.0m 16s and forecast to arrive on Wednesday (Aug 26) at 2PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 3.5m 9s period and expected on Sunday (Aug 30) at 11AM.

Wave TypeTime (SAST) & Date Wave Height & Period
Next good surf (1 star+) 8PM (Sun 23rd Aug)8ft (2.4m) 13s
Best Surf 8AM (Tue 25th Aug)10ft (3.0m) 14s
Most Powerful 2PM (Wed 26th Aug)10ft (3.0m) 16s

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


The Lowdown

Alright folks, Rusty here. Let’s get into it. Magna Tubes is the only game in town for this whole 16-day run, so all eyes are on this reef.

The big story here is a proper run of south-west groundswell, with some monster pulses late in the window. For a spot that wants south-east swell, we’re getting a lot of south-west direction, but when the period is that long and the water is clean, this reef can still fire. Water temp is sitting at 58° – a massive 8° colder than normal for this time of year, so you’ll want a thick suit.

Sunday the 23rd sees the first real action with a 8 ft south-west swell, period around 11 seconds, and light cross-off winds. Combined energy is 1515 (moderate). It’s a solid start for experienced surfers, but don’t expect perfection – the direction isn’t ideal. Monday the 24th holds similar, with 7 ft on the dial, same clean conditions, and a bit more period at 12 seconds. Tuesday the 25th is a standout: 8 ft south-west, 13-second period, light cross-off breeze, and a combined energy of 3352 (strong). This is the pick of the first week – clean, powerful, and punchy for the crew who know how to handle a reef.

Wednesday the 26th is a write-off with onshore chop, so skip it. But Thursday the 27th saves us: 7 ft south-west swell, glassy conditions with a light NNW breeze. That’s a beautiful combination for a Thursday morning session.

Friday the 28th is worth a paddle, too – 5 ft south swell, glassy, period around 11 seconds. Small but clean. After that, things drop off hard. Saturday the 29th through Monday the 31st see tiny, weak surf with the combined energy dropping to just 57 (weak) by Monday morning. A definite lull.

But then things get big. Real big. On September 3rd, a massive pulse of 18 ft south-west swell hits, period 14 seconds, and combined energy rockets to 12,163 (very strong). The wind is cross-off but fresh – it’s expert-only territory. Then September 4th brings a 26 ft south-west swell, 16-second period, and combined energy over 30,000 (very strong). It’s simply too big for this break, even with favorable wind. Don't even think about it unless you’re a pro and you know the reef perfectly.

The absolute standout is September 5th, Saturday morning: 20 ft swell from the SSW, 14-second period, light offshore breeze (6 mph), and glassy conditions. Combined energy is 14,235. This is exceptional – clean, powerful, and lined up. But remember, at this size, it’s only for the experts. The crowd situation says “sometimes” for this break, but on a day like this, expect company.

The window ends with solid but still massive swell on the 6th and 7th, all well over 15 ft and very long period. It’s a washing machine for anyone who doesn’t live in the water.

So, the two true standouts are Tuesday the 25th for clean, powerful waves in the first week, and Saturday the 5th of September for a dawn patrol that will go down in the memory bank – if you’ve got the guts.

Stay safe, stay salty.
Rusty

Short Range Forecast

Light rain (total 2mm), mostly falling on Tue night. Very mild (max 17°C on Sun afternoon, min 12°C on Mon night). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Warm (max 28°C on Fri night, min 13°C on Wed night). Winds decreasing (fresh winds from the ENE on Wed night, calm by Fri morning).

Sunday
23
Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
4
3
4
4
2
4
5
4
3
0
0
0
4
3
4
4
1
2
0
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.5
SW
11
2.3
SW
11
2.2
SW
13
2
SW
12
1.1
SSW
14
2.5
SW
12
2.5
SW
13
3
SW
15
2.1
SSW
14
3
S
16
3
SSW
16
2.5
SSW
13
2.1
SSW
12
2.1
E
9
1.7
S
12
1.4
S
11
1.3
S
11
1.3
SSE
11
1.1
S
12
1
E
10
1.1
E
11
Wave Graph
Metric surfscale
Energy kJ
1514
1242
1545
1094
508
2130
2180
3612
1680
3960
4590
1899
1289
660
827
492
403
446
330
205
267
Wind (km/h)
10
WSW
10
SSW
5
NW
5
SW
10
S
10
W
10
SW
15
SW
5
SSW
25
E
35
E
35
ENE
5
N
5
SSE
10
NNW
5
ENE
15
E
20
N
35
NNW
20
N
20
WSW
Wind State
cross-off
cross
glassy
cross-off
cross
off
cross-off
cross-off
cross
cross-on
cross-on
cross-on
glassy
cross-on
cross-off
glassy
cross-on
cross-off
cross-off
cross-off
cross-off
High Tide
1:40PM1.10m
1:44AM1.20m
2:15PM1.24m
2:18AM1.33m
2:43PM1.39m
2:47AM1.44m
3:10PM1.52m
3:15AM1.54m
3:36PM1.63m
3:42AM1.60m
4:02PM1.72m
4:10AM1.64m
4:29PM1.77m
4:39AM1.64m
Low Tide
7:41PM0.62m
8:04AM0.46m
8:16PM0.49m
8:32AM0.33m
8:46PM0.36m
8:58AM0.21m
9:14PM0.25m
9:23AM0.11m
9:41PM0.15m
9:49AM0.04m
10:09PM0.09m
10:15AM0.00m
10:38PM0.05m
clear
clear
clear
clear
clear
clear
part cloud
clear
light rain
part cloud
cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:50
6:48
6:48
6:47
6:46
6:43
6:43
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:54
5:55
5:57
5:57
5:58
5:59
5:59
 mm
2
Temp °C
16
17
14
16
16
14
16
16
16
17
17
16
20
23
21
24
27
28
33
36
31
Feels °C
15
14
14
16
14
14
14
13
15
12
11
10
20
22
19
23
25
24
25
29
29
  • 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 Magna Tubes Surf forecast

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

Magna Tubes is 19 km (12 miles) from the city of Kruisfontein. If you plan a holiday in Eastern Cape (South), look for hotels and other accommodation in Kruisfontein. Kruisfontein has rooms for a wide range of budgets as well as car hire and transport links.

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