Riviere Noire Harbour Surf Break

Lat Long: 20.37° S 57.35° E

Riviere Noire Harbour Surf Forecast and Surf Report

Issued: 3 am 24 Aug 2026 (local time)

Forecast update in  hr  min

Today's Riviere Noire Harbour sea temperature is
24.7°C
1.8° 

Riviere Noire Harbour surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Riviere Noire Harbour surf forecast from 24 Aug 2026:

  • Best quality surf: Saturday 29 Aug, 1AM (local time) - 15ft (4.5m), 16s period, SSW swell with cross-offshore winds.
  • Most powerful swell: Saturday 29 Aug, 4AM (local time) - 15ft (4.5m), 16s period, S swell with 10,732 kJ wave energy.
  • Next surfable swell (1★+): Monday 24 Aug, 1PM (local time) - 8ft (2.5m), 14s period with SSW swell.

Best Forecast Surf Conditions for Riviere Noire Harbour this week:

The surf forecast for Riviere Noire Harbour over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Aug 24) at 1PM. The primary swell is predicted to be 2.5m and 14s period. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Riviere Noire Harbour in the next 16 days are 4.5m 16s and forecast to arrive on Saturday (Aug 29) at 4AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 3.0m 9s period and expected on Sunday (Aug 30) at 1PM.

Wave TypeTime (+04) & Date Wave Height & Period
Next good surf (1 star+) 1PM (Mon 24th Aug)8ft (2.5m) 14s
Best Surf 1AM (Sat 29th Aug)15ft (4.5m) 16s
Most Powerful 4AM (Sat 29th Aug)15ft (4.5m) 16s

Table - best surf conditions forecast for Riviere Noire Harbour over the next 16 days.


The Lowdown

Right then, let’s have a look at what’s comin’ up for the next couple of weeks here at Riviere Noire Harbour. The sandbar is gettin’ ready to fire, but we’ve got a bit of a wait for the real magic.

We start off with a solid pulse on Monday morning, the 24th of August. It’s a clean 8 ft of SSW groundswell, with a long 15 second period pushing a lot of energy (2780). The wind is a light cross-off from the ENE, so the waves are gonna be lined up nicely. Water’s a touch warmer than normal at 77°, feels like a proper summer treat. This is excellent for experienced surfers – the size and power mean it’s not a beginner’s game. That afternoon glassed right off, too, with the wind droppin’ to a glassy calm. Gorgeous.

Tuesday the 25th keeps the quality high. Still a clean 6 ft to 6 ft of SSW swell, period dropping a touch to 13 seconds, but the energy is still solid (984–1495). Offshore winds in the afternoon from the ESE make for some real clean, peeling walls. A fantastic run of days.

Now, Wednesday the 26th is a bit of a drop-off. The swell backs down to 5 ft, and the period gets shorter. It’s surfable, but nothing to write home about.

Then, hold onto your boards. Thursday the 27th of August is the standout. We’re lookin’ at a 10 ft SSW groundswell, with a very long 18 second period. The combined energy is massive (4854–5490). And the wind? Light offshore from the SE all day. This is gonna be pumping, but it’s strictly for the experts – that size and that long period at a sandbar can make for some tricky, fast, and powerful waves. It’s a proper session for the brave.

Friday the 28th gets properly big, with a 13 ft SSW swell, but the wind shifts to a strong cross-off from the SSE at 16 mph. The energy is enormous (9139), but that wind will be makin’ things a bit bumpy and hard to manage. For the experienced crew only, but it’s borderline for comfort.

Saturday the 29th of August is a bit of a wild card. The swell is a huge 15 ft from the S, with a 16 second period, and the energy is through the roof (13819). The wind is a strong offshore from the SE at 28 mph, which will keep the faces clean, but that wind is so strong it’s gonna be a battle to even get out. At this size, it’s a beast of a wave, and the strong offshore will make it steep and hollow. Definitely not for the faint-hearted or the average surfer.

After that big weekend, the swell drops fast. From Sunday the 30th into Monday the 31st, the waves are still a solid 10 ft, but the wind is pumpin’ at 25 mph, making it a struggle. The sandbar setup with that much wind and swell is lookin’ more interesting for a kite surfer than a paddle surfer, to be honest.

From the 1st of September onward, it goes quiet. The swell drops below 5 ft, the period is short and weak, and the wind continues to blow. We’ve got a proper lull from the 1st through the 4th of September – a few days of tiny, poor surf. The 5th of September shows a tiny glimmer with a 3 ft swell and a very long 22 second period, but it’s weak. Not a goer.

Then, on Sunday the 6th of September, we get another nice pulse. A 8 ft to 8 ft SW groundswell, with a 16 to 17 second period, and clean conditions. The energy is back up (3309–3361). This is a promising window, but we’re a long way out, so treat it as a hopeful whisper.

The 7th and 8th of September keep the swell solid at 8 ft to 10 ft, with offshore winds, so there’s potential for another good run for the experienced crew in the second week.

So, the pick of the litter is clearly Thursday the 27th of August. That big, clean, long-period swell with light offshore winds is the one you want to circle on the calendar. The second shout is for the weekend of the 6th of September, but that’s a long-range look.

Rusty.

Short Range Forecast

Mostly dry. Warm (max 25°C on Tue morning, min 21°C on Mon night). Wind will be generally light.

Days 4-6 Weather Summary

Light rain (total 2mm), mostly falling on Fri afternoon. Warm (max 24°C on Thu morning, min 20°C on Fri night). Winds increasing (light winds from the SE on Thu afternoon, strong winds from the SE by Fri night).

Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sunday
30
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
4
4
4
3
3
2
3
4
5
5
6
6
5
!
!
3
2
3
3
3
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
SSW
15
2.5
SSW
14
2.1
SSW
14
1.9
SSW
13
1.7
SSW
13
1.3
SW
12
1.4
SW
12
1.4
SW
11
1.8
SSW
17
3
SSW
18
3
SSW
17
3.5
SSW
18
4
SSW
16
4
SSW
16
4.5
SSW
16
4.5
S
16
3
SSW
15
2.5
SSW
14
3
S
14
3
S
14
2.5
S
13
Wave Graph
Metric surfscale
Energy kJ
2669
2259
1647
1245
914
502
551
506
1932
4768
5366
7392
9139
8056
9703
8651
4027
2774
4110
3327
2328
Wind (km/h)
10
ENE
5
ENE
10
ESE
15
E
10
ESE
15
E
15
E
15
ESE
10
ESE
10
SE
10
SE
15
SSE
25
SSE
25
SSE
45
SE
45
SE
45
SE
40
ESE
40
ESE
40
ESE
35
ESE
Wind State
cross-off
glassy
off
cross-off
off
off
cross-off
off
off
off
off
cross-off
cross-off
cross-off
cross-off
off
off
off
off
off
off
High Tide
12:02PM0.50m
11:14PM0.56m
12:13PM0.55m
11:41PM0.62m
12:30PM0.60m
00:07AM0.67m
12:49PM0.64m
00:34AM0.70m
1:10PM0.68m
1:02AM0.72m
1:32PM0.70m
1:31AM0.72m
1:56PM0.71m
2:01AM0.69m
Low Tide
5:23PM0.28m
5:47AM0.10m
5:47PM0.23m
6:11AM0.06m
6:12PM0.19m
6:34AM0.04m
6:38PM0.16m
6:58AM0.03m
7:04PM0.13m
7:22AM0.03m
7:32PM0.11m
7:46AM0.05m
8:02PM0.10m
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
clear
clear
rain showers
rain showers
clear
clear
clear
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:26
6:24
6:24
6:24
6:22
6:22
6:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:59
6:00
6:00
6:00
6:00
6:00
6:00
 mm
1
1
Temp °C
24
24
22
25
24
22
25
25
23
24
23
23
23
23
21
22
21
21
22
22
22
Feels °C
24
24
22
24
24
22
23
23
23
24
23
23
21
20
15
14
13
14
15
15
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 Riviere Noire Harbour Surf forecast

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

Riviere Noire Harbour is 15 km (9 miles) from the city of Vacoas. If you plan a holiday in Mauritius, look for hotels and other accommodation in Vacoas. Vacoas has rooms for a wide range of budgets as well as car hire and transport links.

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