Grande Anse Surf Break

Lat Long: 4.37° S 55.84° E

Grande Anse 48 hour detailed Surf Forecast

Issued: 9 pm 20 Sep 2026 (local time)

Forecast update in  hr  min

Today's Grande Anse sea temperature is
28.7°C
1.6° 

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


How big are the waves at Grande Anse today (21 Sep):

  • Morning surf: Morning surf (21 Sep, local time) - 7ft (2.1m), 8s period with SE swell.
  • Afternoon surf: Afternoon surf (21 Sep, local time) - 4.5ft (1.4m), 8s period with ESE swell.
  • Evening surf: Evening surf (21 Sep, local time) - 6ft (1.8m), 9s period with SE swell.

The current surf forecast for Grande Anse at 2AM is: 2.1m 9s primary swell from a Southeast direction and 0.2m 11s secondary swell from a South direction, 0.1m 17s secondary swell from a South direction (forecast issued at 09:00pm September 20). The wind direction is predicted to be onshore.

Time (+04) & DateWave HeightWave Period
Morning (21 Sep)7ft (2.1m)8s
Afternoon (21 Sep)4.5ft (1.4m)8s
Evening (21 Sep)6ft (1.8m)9s

Table - waves today at Grande Anse. (Swell directed towards the surf break)


Short Range Forecast

Moderate rain (total 10mm), heaviest on Sun night. Warm (max 27°C on Sun night, min 26°C on Sun night). Mainly fresh winds.

Sun
20
Monday
21
Tuesday
22
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)
2.2
SE
9
2.1
SE
9
2.1
SE
9
2.1
SE
8
2.2
SE
8
2.1
SE
8
1.4
ESE
9
1.4
ESE
8
1.8
SE
9
1.8
SE
9
1.8
SE
8
1.8
SE
8
1.8
SE
8
1.8
SE
8
1.8
SE
8
1.8
SE
8
1.8
SE
8
1.8
SE
8
Wave Graph
Metric surfscale
Energy kJ
695
643
680
649
594
520
301
277
465
493
459
459
433
423
446
403
403
403
Wind (km/h)
30
SSE
30
SE
30
SE
30
SE
35
SE
30
SE
30
SE
25
SE
25
SE
30
SE
30
SE
30
SE
30
SE
30
SE
30
SE
30
SE
30
SE
25
SE
Wind State
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
High Tide
3:43AM0.48m
1:00PM0.87m
3:01AM0.57m
2:03PM0.93m
Low Tide
8:17PM0.34m
4:23AM0.48m
8:47PM0.28m
7:20AM0.46m
9:09PM0.22m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
thunderstorm
clear
thunderstorm
thunderstorm
clear
part cloud
part cloud
clear
clear
clear
clear
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:05
6:05
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:12
6:12
 mm
1
1
1
3
2
1
1
1
Temp °C
26
27
26
26
27
27
27
27
27
27
27
27
27
27
27
27
27
27
Feels °C
26
26
25
25
25
26
26
27
27
27
26
26
26
26
26
26
26
27
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Grande Anse surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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