St Mikes Surf Break

Lat Long: 30.63° S 30.55° E

St Mikes Surf Forecast and Surf Report

Issued: 1 am 16 Aug 2026 (local time)

Forecast update in  hr  min

Today's St Mikes sea temperature is
21.3° C
0.3° 

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


St Mikes surf forecast from 16 Aug 2026:

  • Best quality surf: Monday 17 Aug, 8AM (local time) - 5ft (1.6m), 6s period, NE swell with cross-offshore winds.
  • Most powerful swell: Friday 21 Aug, 8AM (local time) - 4.5ft (1.4m), 16s period, SSW swell with 1,029 kJ wave energy.
  • Next surfable swell (1★+): Monday 17 Aug, 8AM (local time) - 5ft (1.6m), 6s period with NE swell.

Best Forecast Surf Conditions for St Mikes this week:

The surf forecast for St Mikes over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Aug 17) at 8AM. The primary swell is predicted to be 1.6m and 6s period with a secondary swell of 0.1m and 10s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at St Mikes in the next 16 days are 1.4m 16s and forecast to arrive on Friday (Aug 21) at 8AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.9m 10s period and expected on Monday (Aug 17) at 11AM.

Wave TypeTime (SAST) & Date Wave Height & Period
Next good surf (1 star+) 8AM (Mon 17th Aug)5ft (1.6m) 6s
Best Surf 8AM (Mon 17th Aug)5ft (1.6m) 6s
Most Powerful 8AM (Fri 21st Aug)4.5ft (1.4m) 16s

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


The Lowdown

Alright folks, it’s Rusty here, and I’ve gotta be straight with you – the next 16 days are looking like a real mixed bag. We’ve got a solid pulse of swell on the way, but the wind is gonna be the main character, and not always in a good way. Let’s break it down.

First thing, the water temp at St Mikes is sitting at 70°F, which is a touch above the long-term average for this time of year, but nothing too wild. It’s comfy.

The forecast starts with a bit of a flat patch. The first few days are a total write-off. Sunday the 16th through Tuesday the 19th of August, we’re looking at tiny, weak swell with messy cross-shore winds. The wave energy is so low it’s barely registering. Not worth getting wet.

Things start to pick up on Thursday the 20th. The swell height gets to 4 ft from the SSW, but the period is a short, choppy 7 seconds and the wind is a fresh 30 km/h cross-shore. The energy is moderate, but the quality is just not there. It’s lumpy.

The real action starts from Friday the 21st of August. We get a jump in swell size, hitting 5 ft from the SSW. The combined energy jumps to strong, and the period stretches to 16 seconds – that’s proper groundswell. But here’s the catch: the wind is still a fresh 30 km/h cross-shore. It’s going to be a bumpy, lumpy ride. Saturday the 22nd pushes up to 7 ft from the SSW with a short 6-second period. Still messy.

Sunday the 23rd is where we start to see the potential. The swell is 7 ft from the S, period 8 seconds, and the energy is building. Wind is still strong and cross-shore though. The best chance for a proper session looks like Monday the 24th of August. That morning, we’ve got an 8 ft swell from the south with a 17-second period – that’s a very long period groundswell. The combined energy is a massive 3718, which is very strong. The wind is a strong 30 km/h cross-shore from the NE. This is the standout. The size is getting into expert territory, and that long period will make the waves powerful and walled-up at beach breaks. On a reef like St Mikes, it could be epic, but you’ll be battling a strong cross-shore breeze. After that, the swell slowly drops back through the rest of the week, with energy fading. The wind stays a constant problem, mostly from the NE at 20-35 km/h, keeping things lumpy.

For the absolute best on offer, I’d be eyeing Monday the 24th of August at St Mikes. The swell is 8 ft from the south, that’s a solid groundswell, and the energy is pumping. The reef will handle the long period (17s) well, giving you some powerful, lined-up waves. The caveat is the 30 km/h cross-shore wind – it’s going to be blowing and bumpy, but on a break like this, the swell might just overpower the chop. It’s a session for the experienced crew only.

The second half of the outlook, from the 25th of August through to the 31st, is a slow fade. Swell drops from 5 ft down to 2 ft, and the energy follows suit. The wind stays cross-shore, never really going offshore. It’s a lot of small, choppy, and lumpy days. Not much to get excited about.

So, to sum it up: we’ve got a 10-day wait for the real swell to arrive, and even then, the wind is going to be a constant challenge. The one clear standout is that Monday the 24th, with a massive pulse of south swell, but it’s for the experts only and you’ll be dealing with a strong cross-breeze. The rest of the time, it’s mostly small and messy. Normally I’d say forecasts can change, but this one looks pretty locked in for a frustrating run until that one big day.

Rusty.

Short Range Forecast

Mostly dry. Warm (max 22°C on Mon afternoon, min 16°C on Sun morning). Winds decreasing (fresh winds from the NE on Sun afternoon, calm by Tue night).

Days 4-6 Weather Summary

Mostly dry. Warm (max 24°C on Fri night, min 17°C on Wed night). Winds increasing (light winds from the N on Wed morning, fresh winds from the SSW by Fri night).

Sunday
16
Monday
17
Tuesday
18
Wednesday
19
Thursday
20
Friday
21
Saturday
22
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
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
1
0
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
NE
4
1.3
ENE
5
1.3
NNE
5
0.1
SW
12
0.1
SW
11
0.1
SW
14
0.1
S
18
0.5
S
4
0.2
SSW
16
0.5
SSW
15
0.5
SSW
13
1.2
SSW
15
1.2
SSW
7
1.3
S
6
0.8
SSW
15
1.4
SSW
16
1.1
SSW
14
0.8
SSW
13
1.5
SSW
5
2
SSW
6
1.3
S
7
Wave Graph
Metric surfscale
Energy kJ
37
90
80
5
4
8
6
11
26
121
102
592
135
130
270
871
478
218
113
300
163
Wind (km/h)
25
NE
30
NE
20
NNE
15
NE
10
NE
10
SW
15
S
25
SSW
5
SSW
20
NE
25
NE
35
SW
30
SSW
20
S
10
NE
30
NE
30
NE
15
NNW
30
S
25
SSW
25
SW
Wind State
cross
cross
cross
cross-on
cross
cross-off
cross
cross
glassy
cross-on
cross
cross-off
cross
cross-on
cross
cross
cross
cross-off
cross
cross
cross-off
High Tide
6:02PM1.75m
6:09AM1.56m
6:31PM1.62m
6:37AM1.44m
6:59PM1.48m
7:05AM1.30m
7:27PM1.32m
7:35AM1.16m
8:04PM1.16m
8:23AM1.01m
9:37PM1.02m
12:15PM0.95m
00:56AM1.07m
Low Tide
11:44AM0.03m
00:09AM0.18m
12:13PM0.14m
00:38AM0.29m
12:41PM0.28m
1:07AM0.42m
1:10PM0.43m
1:40AM0.56m
1:43PM0.59m
2:28AM0.69m
2:39PM0.74m
4:59AM0.78m
6:13PM0.79m
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
part cloud
cloud
cloud
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:31
6:30
6:28
6:28
6:26
6:26
6:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:31
5:32
5:34
5:34
5:35
5:35
5:36
 mm
Temp °C
20
20
18
21
22
18
19
19
19
20
21
20
20
19
19
20
21
24
20
20
19
Feels °C
17
15
16
18
20
18
18
17
17
18
18
19
16
16
18
16
17
20
15
14
16
  • 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 St Mikes Surf forecast

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

St Mikes is 17 km (11 miles) from Port Shepstone. If you plan a holiday in Durban/KwaZulu-Natal South Coast, look for hotels and other accommodation in Port Shepstone. Port Shepstone has rooms for a wide range of budgets as well as car hire and transport links.

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