Riet River Surf Break

Lat Long: 33.58° S 26.93° E

Riet River Surf Forecast and Surf Report

Issued: 7 am 20 Jul 2026 (local time)

Forecast update in  hr  min

Today's Riet River sea temperature is
17.0° C
2.9° 

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


Riet River surf forecast from 20 Jul 2026:

  • Best quality surf: Friday 24 Jul, 8AM (local time) - 7ft (2.1m), 18s period, SSW swell with offshore winds.
  • Most powerful swell: Friday 24 Jul, 11AM (local time) - 10ft (3.0m), 17s period, SSW swell with 5,847 kJ wave energy.
  • Next surfable swell (1★+): Monday 20 Jul, 11AM (local time) - 7ft (2.1m), 10s period with SW swell.

Best Forecast Surf Conditions for Riet River this week:

The surf forecast for Riet River over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Jul 20) at 11AM. The primary swell is predicted to be 2.1m and 10s period with a secondary swell of 1.4m and 12s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Riet River in the next 16 days are 3.0m 17s and forecast to arrive on Friday (Jul 24) at 11AM. 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 7s period and expected on Sunday (Jul 26) at 11PM.

Wave TypeTime (SAST) & Date Wave Height & Period
Next good surf (1 star+)11AM (Mon 20th Jul)7ft (2.1m) 10s
Best Surf 8AM (Fri 24th Jul)7ft (2.1m) 18s
Most Powerful11AM (Fri 24th Jul)10ft (3.0m) 17s

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


The Lowdown

Alright folks, Rusty here. Let’s have a look at what the next couple of weeks are shaping up to be at Riet River.

It’s a bit of a mixed bag, but there are some real gems hiding in this forecast if you’re patient. The swell is inconsistent at this point break, so don’t expect a constant wave train. The best windows are going to be those glassy mornings when the wind drops out and the groundswell lines up. Water temps are sitting around 63°, which is 5° colder than usual for this time of year – that’s a significant drop, so you’ll want a good 4/3 or boots.

We’ve got a clean start on Monday, July 20th, with a moderate offshore breeze from the WSW at 16 mph and a 7 ft SW swell. The wave energy is sitting at 1433, which is moderate. The wind is going to cross-off in the afternoon, dropping the swell to 5 ft, but it won’t be as clean.

Tuesday, July 21st, the morning is the real standout. The wind drops to a whisper from the WSW at only 3 mph, going cross-off, with a clean 3 ft SSW groundswell. The period is a long 16 seconds, which means proper, well-shaped lines. The energy is weak at 994, but with those conditions, it’s going to be a fun, cruisy session. The afternoon sees the wind switch to a light cross-on, but the swell bumps up to 6 ft with a 14-second period – still clean enough for a cheeky paddle.

Wednesday, July 22nd, is a write-off. The wind is onshore from the NE, making a mess of the 6 ft swell. Not worth your time.

Thursday, July 23rd, brings back the offshore juice, but the wind is howling from the WSW at 19 mph in the morning and 22 mph in the afternoon. The swell is 8 ft and 10 ft respectively, but the period drops to a short 8-9 seconds. It’s going to be a bumpy, wind-affected mess. The afternoon swell is over 8 ft, so that’s experts only anyway.

Now, here’s the best one on offer. Friday, July 24th, morning. The stars align. The water is glassy, zero wind from the SSW. The swell is a solid 8 ft, but the period is a massive 16 seconds from the SSW. The combined wave energy is a very strong 3771. This is proper groundswell. For a point break like Riet River, that long period is going to draw in beautifully. It’s for experienced surfers at that size, but if you’ve got the skills, this is the session to be in the water. The afternoon goes to absolute crap with an onshore Easterly, so get out early.

Saturday, July 25th, morning is another glassy beauty. The wind is from the NE at 3 mph, making it glassy. The swell is 8 ft at 14 seconds from the SSW with a strong energy reading of 2188. It’s a very close second to the Friday. The afternoon turns into a choppy mess again.

The whole week from Sunday, July 26th, through to Thursday, July 31st, is largely average. The wind is all over the shop, mostly cross-onshore, and the swell quality drops off. The size hangs around 5 ft to 6 ft, but the energy is weak and the conditions are choppy. There’s a window on Tuesday, July 28th, morning with a cross-off wind and a huge 13 ft SW swell, but the period is only 11 seconds and the energy is a strong 3502. It’s going to be a lumpy, powerful beast – experts only, and even then, very challenging.

The next real standout is Saturday, August 1st. The morning brings a gentle offshore from the W at 9 mph, with a massive 13 ft SSW swell at 11 seconds. The energy is strong at 3478, and the conditions are clean. This is another big day for experienced surfers. The afternoon is even bigger, with the energy jumping to an extreme 6116, but the swell is still 13 ft and the wind is cross-off from the NW. It’s a heavy, powerful swell.

After that, Sunday, August 2nd, is a total no-go. The wind is a near-gale from the WNW at 31 mph, making it impossible to paddle out, even with a 10 ft S swell. The rest of the period into August 4th is a mix of poor conditions, strong onshore winds, and shifting swell directions. Not worth looking at.

So, to wrap it up: The absolute best on offer is the morning of Friday, July 24th. Glassy, 8 ft of long-period SSW groundswell, and a point break that will handle it perfectly. The backup is Saturday, July 25th, morning, which is also glassy. If you’re an experienced surfer and want huge waves, aim for Saturday, August 1st. Get out there and get some.

Rusty.

Short Range Forecast

Mostly dry. Warm (max 20°C on Wed afternoon, min 14°C on Mon morning). Wind will be generally light.

Days 4-6 Weather Summary

Light rain (total 3mm), mostly falling on Thu night. Very mild (max 19°C on Sat afternoon, min 14°C on Thu morning). Winds decreasing (fresh winds from the WSW on Thu afternoon, light winds from the S by Fri morning).

Monday
20
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
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
3
4
3
4
3
3
3
1
4
5
3
3
3
0
2
3
1
2
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
10
1.4
SE
12
1.5
SE
11
0.9
SSW
16
1.6
SSW
15
2.2
SSW
13
1.8
SSW
13
1.7
SSW
12
1.7
SSW
12
1.4
SSW
12
2.5
SW
7
3
SSW
10
3
SSW
17
3
SSW
16
2.5
SSW
15
2.2
SSW
14
2.2
SSW
14
2.2
SSW
13
1.8
SSW
12
1.7
SSW
12
1.6
SSW
12
Wave Graph
Metric surfscale
Energy kJ
851
570
563
400
1091
1643
1083
878
890
548
696
2181
5847
4761
2913
1956
1783
1619
934
830
739
Wind (km/h)
25
WSW
20
SSW
10
WNW
0
SW
10
E
15
NE
5
NNW
20
SW
30
WSW
25
W
30
WSW
20
WSW
10
S
15
E
20
NE
10
NE
20
ENE
20
NE
15
NNE
20
NE
20
NNW
Wind State
off
cross-off
off
glassy
on
cross-on
glassy
cross-off
off
off
cross-off
off
cross
on
cross-on
cross-on
on
cross-on
cross-on
cross-on
cross-off
High Tide
7:58PM1.34m
8:07AM1.11m
8:43PM1.22m
9:04AM1.01m
9:48PM1.11m
10:42AM0.94m
11:28PM1.07m
12:38PM0.97m
00:57AM1.11m
1:46PM1.07m
1:54AM1.19m
2:30PM1.17m
2:35AM1.29m
Low Tide
1:28PM0.33m
2:13AM0.48m
2:08PM0.46m
3:06AM0.57m
3:01PM0.58m
4:25AM0.63m
4:30PM0.66m
6:15AM0.62m
6:27PM0.66m
7:32AM0.54m
7:41PM0.58m
8:19AM0.44m
8:27PM0.48m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
rain showers
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:11
7:11
7:11
7:09
7:09
7:09
7:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:24
5:24
5:25
5:25
5:27
5:28
5:28
 mm
3
Temp °C
18
19
15
16
17
15
19
20
15
16
18
16
17
17
16
17
19
17
23
28
27
Feels °C
13
15
13
16
16
13
18
18
11
12
12
12
16
14
13
15
16
15
19
25
23
  • Map Icons:
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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 Riet River Surf forecast

The above surf forecast table for Riet River provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Riet River can be found by selecting the local surf guide option on the grey menu. Our Riet River 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 (Riet River) 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 Riet River 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 Eastern Cape (South)? If you are looking for accommodation near Riet River, camping, hotels and holiday cottages in Eastern Cape (South), consider staying in Port Alfred which is 5 km (3 miles) away. Other places in and around Eastern Cape (South) where you can find information about places to rent, and car hire include Grahamstown which is 48 km (30 miles) away, Bisho and Fort Beaufort.

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