Bikini Surf Break

Lat Long: 34.88° S 54.77° W

Bikini Surf Forecast and Surf Report

Issued: 2 am 19 Sep 2026 (local time)

Forecast update in  hr  min

Today's Bikini sea temperature is
12.7°C
0.9° 

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


Bikini surf forecast from 19 Sep 2026:

  • Best quality surf: Wednesday 23 Sep, 3AM (local time) - 8ft (2.5m), 15s period, SSE swell with cross-offshore winds.
  • Most powerful swell: Tuesday 22 Sep, 6PM (local time) - 10ft (3.0m), 14s period, S swell with 3,750 kJ wave energy.
  • Next surfable swell (1★+): Sunday 20 Sep, 9AM (local time) - 3.5ft (1.1m), 7s period with E swell.

Best Forecast Surf Conditions for Bikini this week:

The surf forecast for Bikini over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Sep 20) at 9AM. The primary swell is predicted to be 1.1m and 7s period with a secondary swell of 0.3m and 8s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Bikini in the next 16 days are 3.0m 14s and forecast to arrive on Tuesday (Sep 22) at 6PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.6m 7s period and expected on Sunday (Sep 20) at 6AM.

Wave TypeTime (-03) & Date Wave Height & Period
Next good surf (1 star+) 9AM (Sun 20th Sep)3.5ft (1.1m) 7s
Best Surf 3AM (Wed 23rd Sep)8ft (2.5m) 15s
Most Powerful 6PM (Tue 22nd Sep)10ft (3.0m) 14s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Sun night. Warm (max 21°C on Sun afternoon, min 9°C on Mon night). Winds increasing (light winds from the WNW on Sun night, near gales from the WSW by Mon night).

Days 4-6 Weather Summary

Mostly dry. Warm (max 22°C on Thu afternoon, min 6°C on Tue night). Winds decreasing (fresh winds from the SW on Tue morning, calm by Tue night).

Saturday
19
Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
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)
0
0
0
1
1
0
0
0
0
0
0
4
4
4
3
2
2
1
0
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.2
S
11
0.2
S
10
0.3
S
9
1.1
E
7
1
E
8
1
E
9
1
E
10
1.9
WSW
6
2.5
SW
8
2.1
SSW
9
2.1
S
13
2.5
SSE
15
2.3
SSE
15
2
SSE
14
1.7
SSE
13
1.4
SSE
13
1
SSE
13
0.7
SSE
12
0.4
SSE
11
0.4
SE
11
0.6
E
8
Wave Graph
Metric surfscale
Energy kJ
9
8
15
127
135
148
196
272
774
660
1584
2593
2322
1644
936
659
307
123
47
29
44
Wind (km/h)
20
NE
25
ENE
25
NE
15
N
10
NW
10
WNW
35
W
45
W
45
SW
35
SW
25
SW
5
WNW
15
N
5
NW
15
N
15
NNW
15
NNW
15
NNW
15
WNW
20
WSW
5
NNE
Wind State
off
cross-off
cross-off
off
cross-off
cross
cross
cross-on
cross-on
cross-on
cross-on
glassy
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-on
glassy
High Tide
1:15PM0.28m
7:21AM0.19m
2:05PM0.27m
7:52AM0.19m
3:10PM0.25m
7:34AM0.19m
4:27PM0.25m
6:02AM0.20m
5:34PM0.25m
6:11AM0.21m
6:27PM0.26m
6:34AM0.24m
7:14PM0.26m
Low Tide
9:55PM0.08m
9:17AM0.19m
10:45PM0.09m
10:06AM0.19m
11:39PM0.10m
11:11AM0.18m
00:33AM0.11m
12:22PM0.16m
1:24AM0.12m
1:23PM0.13m
2:10AM0.13m
2:17PM0.10m
2:52AM0.14m
part cloud
part cloud
cloud
part cloud
clear
rain showers
cloud
part cloud
cloud
cloud
part cloud
part cloud
cloud
cloud
part cloud
part cloud
part cloud
clear
part cloud
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:33
6:31
6:30
6:28
6:26
6:26
6:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:31
6:32
6:34
6:35
6:35
6:36
6:37
 mm
2
Temp °C
17
18
16
20
21
19
14
14
10
9
9
9
13
16
13
19
22
17
21
22
19
Feels °C
15
15
13
19
21
19
8
4
-1
1
2
6
9
13
9
16
20
15
18
19
18
  • 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
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Information about the Bikini Surf forecast

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

Bikini is 17 km (11 miles) from the city of San Carlos. If you plan a holiday in Uruguay - South, look for hotels and other accommodation in San Carlos. San Carlos has rooms for a wide range of budgets as well as car hire and transport links.

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