Black Rocks Jetty Surf Break

Lat Long: 21.04° S 55.23° E

Black Rocks Jetty Surf Forecast and Surf Report

Issued: 9 am 19 Jul 2026 (local time)

Forecast update in  hr  min

Today's Black Rocks Jetty sea temperature is
24.5° C
1.1° 

Black Rocks Jetty surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Black Rocks Jetty surf forecast from 19 Jul 2026:

  • Best quality surf: Monday 20 Jul, 1AM (local time) - 3.5ft (1.0m), 18s period, SSW swell with glassy winds.
  • Most powerful swell: Monday 20 Jul, 10AM (local time) - 7ft (2.2m), 14s period, SSW swell with 1,969 kJ wave energy.
  • Next surfable swell (1★+): Sunday 19 Jul, 10PM (local time) - 3.5ft (1.1m), 14s period with SW swell.

Best Forecast Surf Conditions for Black Rocks Jetty this week:

The surf forecast for Black Rocks Jetty over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Jul 19) at 10PM. The primary swell is predicted to be 1.1m and 14s period with a secondary swell of 0.4m and 15s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Black Rocks Jetty in the next 16 days are 2.2m 14s and forecast to arrive on Monday (Jul 20) at 10AM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.3m 10s period and expected on Saturday (Jul 25) at 1PM.

Wave TypeTime (+04) & Date Wave Height & Period
Next good surf (1 star+)10PM (Sun 19th Jul)3.5ft (1.1m) 14s
Best Surf 1AM (Mon 20th Jul)3.5ft (1.0m) 18s
Most Powerful10AM (Mon 20th Jul)7ft (2.2m) 14s

Table - best surf conditions forecast for Black Rocks Jetty over the next 16 days.


The Lowdown

Alright folks, Rusty here. Let's have a look at what's on the menu for Black Rocks Jetty.

We've got a bit of a slow start, but nothing to worry about. Sunday the 19th is a write-off with some drizzly, cross-offshore wind and only small, marginal waves. The water is a touch warmer than normal for this time of year, sitting at 76°F.

The real action kicks off on Monday the 20th. We're looking at a solid SSW groundswell coming in at 7ft with a long 14-second period. The combined energy is strong (1987), and the morning is glassy with a light NNW breeze. This is proper, clean, powerful surf – definitely for the experienced crew only, as it's over 5ft. The afternoon stays glassy with a slight wind shift, keeping it just as good.

Tuesday the 21st keeps the quality high. The swell drops a touch to 6ft, still from the SSW with a 12-second period. The energy is still strong (1112), with glassy conditions in the morning and clean cross-offshore winds in the afternoon. This is beautiful, consistent surf.

Wednesday the 22nd is another standout. The swell is 5ft from the S, period 13 seconds, and the morning is dead calm – glassy as it gets. The energy is strong (1045). This is a session you'll be thinking about for days.

Thursday the 23rd and Friday the 24th see the swell drop a little to 4ft, but the mornings are glassy with a long-period SW groundswell coming in on Friday. The energy is moderate (772). These are great for a longboard or a funboard, clean and easy.

Saturday the 25th afternoon cleans up nicely with glassy conditions on a 4ft SSW swell.

Now, there's a bit of a rough patch from Sunday the 26th morning with strong onshore winds ruining the shape. That lasts through Monday the 27th, where we get a big jump in size (8ft) but the cross-onshore wind makes it a mess. This is a session for the kite crew, not the paddle crew.

The real payoff comes on Tuesday the 28th. The swell is 8ft from the SSW, period 15 seconds, and the morning is clean with a light NW cross-offshore wind. The energy is very strong (2705). This is big, powerful, and angry – experts only. It's a beast of a session.

Wednesday the 29th stays big at 7ft, but the wind is a bit sketchy. Thursday the 30th morning cleans up again with glassy conditions and 6ft of swell.

Hold onto your hats for Friday the 31st. This is the clear winner of the whole forecast. The morning is glassy, the swell is a solid 8ft from the SSW with a 16-second period, and the combined energy is massive at 3110. This is the kind of day that makes you call in sick. It's a heavy, powerful, long-period groundswell that will be reeling down the reef. Experts only, but it will be world-class.

The first week of August sees a return to some smaller, cleaner conditions. Saturday the 1st is a bit mixed, but Sunday the 2nd is a gem with glassy conditions and a 5ft SSW swell (period 17 seconds, energy 1514). Monday the 3rd finishes off with a clean, glassy morning on a 4ft swell.

The Bottom Line: The absolute best of the best is the morning of Friday the 31st of July. The morning of Tuesday the 28th is a close second. The entire run from Monday the 20th through Wednesday the 22nd is also top-tier. Get on it.

Rusty.

Short Range Forecast

Mostly dry. Warm (max 24°C on Tue morning, min 21°C on Sun night). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Warm (max 23°C on Wed morning, min 20°C on Fri night). Wind will be generally light.

Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
1
0
4
4
4
4
4
4
4
4
2
3
3
2
2
3
1
3
1
3
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
SW
16
0.9
SW
15
1
SSW
18
2.2
SSW
14
2.3
SSW
13
2.1
SSW
13
1.8
SSW
12
1.8
SSW
12
1.7
S
12
1.6
S
13
1.7
S
13
1.3
S
12
1.1
S
12
1.1
S
12
0.9
SW
16
1.1
SW
15
1.1
SW
14
1.2
SSW
14
1.1
SW
13
1.3
SSW
13
1.2
SSW
13
Wave Graph
Metric surfscale
Energy kJ
411
360
637
1969
1859
1362
986
916
913
839
946
510
336
325
358
503
482
501
437
590
458
Wind (km/h)
5
S
10
SSW
5
NNE
5
NNW
5
SW
5
E
5
N
5
NNW
5
SE
0
WSW
10
S
5
ENE
5
S
5
SSE
5
S
5
N
10
SSE
5
NNE
10
SSW
5
SW
5
NW
Wind State
cross-on
on
glassy
glassy
glassy
glassy
glassy
cross-off
glassy
glassy
cross-on
glassy
glassy
cross
cross-on
glassy
cross-on
cross-off
on
glassy
glassy
High Tide
4:45PM0.46m
4:23AM0.42m
5:12PM0.43m
5:06AM0.37m
5:44PM0.41m
7:30AM0.32m
6:52PM0.39m
11:33AM0.34m
9:13PM0.38m
11:57AM0.37m
10:24PM0.40m
12:15PM0.39m
11:05PM0.43m
Low Tide
10:19AM0.16m
10:44PM0.25m
10:48AM0.22m
11:42PM0.27m
11:16AM0.27m
1:22AM0.27m
12:07PM0.31m
3:32AM0.24m
2:59PM0.32m
4:38AM0.20m
4:29PM0.30m
5:15AM0.15m
5:13PM0.27m
part cloud
part cloud
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:54
6:54
6:54
6:54
6:54
6:52
6:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:54
5:54
5:55
5:55
5:57
5:57
5:57
 mm
Temp °C
23
22
22
23
22
22
24
23
22
23
23
22
23
23
22
21
21
21
22
22
21
Feels °C
24
22
24
24
24
24
25
24
24
24
23
24
24
24
23
21
20
21
21
23
22
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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 Black Rocks Jetty Surf forecast

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

Black Rocks Jetty is 6 km (4 miles) from Saint-Paul. If you plan a holiday in Réunion Island, look for hotels and other accommodation in Saint-Paul. Saint-Paul has rooms for a wide range of budgets as well as car hire and transport links.

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