Beau Vallon Beach Surf Break

Lat Long: 4.61° S 55.43° E

Beau Vallon Beach Surf Forecast and Surf Report

Issued: 9 am 14 Sep 2026 (local time)

Forecast update in  hr  min

Today's Beau Vallon Beach sea temperature is
28.3°C
1.5° 

Beau Vallon Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Beau Vallon Beach surf forecast from 14 Sep 2026:

  • Most powerful swell: Friday 18 Sep, 1PM (local time) - 7ft (2.1m), 10s period, SE swell with 971 kJ wave energy.

Best Forecast Surf Conditions for Beau Vallon Beach this week:

The most powerful waves expected at Beau Vallon Beach in the next 16 days are 2.1m 10s and forecast to arrive on Friday (Sep 18) at 1PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.4m 8s period and expected on Tuesday (Sep 15) at 10PM.

Wave TypeTime (+04) & Date Wave Height & Period
Next good surf (1 star+)--
Best Surf--
Most Powerful 1PM (Fri 18th Sep)7ft (2.1m) 10s

Table - best surf conditions forecast for Beau Vallon Beach over the next 16 days.


The Lowdown

Alright, Rusty here, let's talk about what we've got in the water for Beau Vallon Beach over the next couple of weeks.

Honestly, mate, it's a bit of a tough stretch. The forecast is loaded with poor surf conditions right across the board, with a lot of bumpy, lumpy cross-shore and cross-onshore winds churning things up. The water temp is sitting at a pleasant 82°, which is a touch warmer than normal for this time of year, but you'll be bobbing around in messy lines unless you're desperate for a paddle.

Looking at the first few days, nothing is really coming together. Monday the 14th kicks off with a 5 ft swell from the southeast, but it's getting hammered by a 19 mph cross-wind. The combined energy is a moderate 367, but with that wind, the surface is going to be lumpy cross-chop. Tuesday the 15th sees a slight bump to 6 ft, but the wind picks up and we've got storm risk adding to the mess. The conditions stay grim through Wednesday and Thursday, with the swell dropping to almost nothing on Thursday afternoon.

We do see a bit of an energy spike on Friday the 18th afternoon, with a 7 ft SE swell packing a strong 976 energy, but again, the wind is fresh and cross-onshore, making it a choppy, lumpy affair. Saturday the 19th morning actually sees the strongest energy of the whole fortnight at 1180, with a 7 ft SE swell, but the 19 mph SE wind keeps it ugly. For an exposed beach break like this, when the swell gets over 5 ft with onshore wind, it's just a washing machine. This setup looks more interesting for kite surfing than paddle surfing.

There's a bit of a lull heading into the start of the following week, with moderate cross-onshore winds and weaker swell around 4 ft on Sunday the 20th. The energy comes back up on Monday the 21st with a 7 ft SE swell and moderate cross-shore wind in the afternoon, but the overall call remains poor surf conditions.

The long-range stuff around the 26th to the 29th is a similar story—fresh winds, lumpy conditions, and mostly moderate swell energy. Nothing is really shaping up as a standout window. The lack of any clean, glassy conditions is the real killer here.

So, if you're a beginner, the bigger days (over 5 ft) are going to be too much for you, especially with the chop. For everyone else, you're looking at a two-week stretch where the trade winds just don't let up. This is a pretty normal blank run for an exposed beach setup like this when the trades are locked in. Forecasts can change, but as it stands, I'd give this one a miss.

Rusty

Short Range Forecast

Moderate rain (total 12mm), heaviest on Mon night. Warm (max 27°C on Mon morning, min 26°C on Mon night). Mainly strong winds.

Days 4-6 Weather Summary

Heavy rain (total 22mm), heaviest during Fri night. Warm (max 27°C on Thu morning, min 26°C on Fri night). Mainly fresh winds.

Monday
14
Tuesday
15
Wednesday
16
Thursday
17
Friday
18
Saturday
19
Sunday
20
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
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)
1.6
SE
9
1.6
SE
8
1
ESE
8
1.4
SE
8
1.9
SE
8
2.5
SE
8
2.1
SE
8
2.1
SE
8
2.4
SE
9
2.1
SE
9
0.2
ESE
17
2.2
SSE
10
2.1
SE
10
2.1
SE
10
2.1
SE
10
1.3
ESE
10
1.3
ESE
10
1.2
ESE
10
1.1
ESE
8
1.1
ESE
10
1.2
ESE
10
Wave Graph
Metric surfscale
Energy kJ
367
343
137
250
402
857
581
604
827
686
27
0
918
971
916
333
318
253
164
214
269
Wind (km/h)
30
SE
25
SE
25
SE
30
SE
30
SE
40
SE
35
SE
35
SE
35
SE
30
ESE
35
SE
30
SE
30
ESE
30
ESE
30
ESE
30
SE
25
SE
30
SE
25
SE
25
SE
25
SE
Wind State
cross
cross
cross-on
cross-on
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
High Tide
6:31PM1.13m
6:54AM1.43m
7:00PM1.01m
7:26AM1.35m
7:27PM0.89m
7:59AM1.24m
7:54PM0.78m
8:38AM1.12m
8:25PM0.66m
9:32AM1.02m
9:22PM0.57m
11:12AM0.95m
2:45AM0.59m
Low Tide
12:45PM0.10m
00:27AM0.06m
1:20PM0.17m
00:51AM0.13m
1:57PM0.26m
1:15AM0.20m
2:38PM0.36m
1:36AM0.28m
3:36PM0.46m
1:57AM0.38m
5:42PM0.52m
2:14AM0.48m
8:09PM0.46m
clear
clear
rain showers
thunderstorm
thunderstorm
thunderstorm
clear
thunderstorm
thunderstorm
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:11
6:11
6:11
6:09
6:09
6:09
6:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:15
6:15
6:15
6:15
6:15
6:15
6:14
 mm
1
2
2
2
1
4
2
2
1
6
4
2
5
2
4
Temp °C
27
27
27
27
26
27
27
26
27
27
27
27
27
27
27
27
27
27
26
27
26
Feels °C
26
26
26
26
24
23
25
24
24
25
25
26
26
26
27
27
27
27
27
28
26
  • 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 Beau Vallon Beach Surf forecast

The above surf forecast table for Beau Vallon Beach provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Beau Vallon Beach can be found by selecting the local surf guide option on the grey menu. Our Beau Vallon Beach 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 (Beau Vallon Beach) 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 Beau Vallon Beach 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 Mahe? If you are looking for accommodation near Beau Vallon Beach, camping, hotels and holiday cottages in Mahe, consider staying in Victoria which is 3 km (2 miles) away.

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