Boca del Rio Surf Break

Lat Long: 18.16° S 70.69° W

Boca del Rio 48 hour detailed Surf Forecast

Issued: 6 am 21 Aug 2026 (local time)

Forecast update in  hr  min

Today's Boca del Rio sea temperature is
18.9° C
2.0° 

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


How big are the waves at Boca del Rio today (21 Aug):

  • Morning surf: Morning surf (21 Aug, local time) - 2.5ft (0.8m), 13s period with SW swell.
  • Afternoon surf: Afternoon surf (21 Aug, local time) - 3.5ft (1.0m), 8s period with SSW swell.
  • Evening surf: Evening surf (21 Aug, local time) - 3.5ft (1.1m), 8s period with SSW swell.

The current surf forecast for Boca del Rio at 11AM is: 0.7m 13s primary swell from a Southwest direction and 1.1m 8s secondary swell from a South-southwest direction (forecast issued at 06:00am August 21). The wind direction is predicted to be cross-onshore.

Time (-05) & DateWave HeightWave Period
Morning (21 Aug)2.5ft (0.8m)13s
Afternoon (21 Aug)3.5ft (1.0m)8s
Evening (21 Aug)3.5ft (1.1m)8s

Table - waves today at Boca del Rio. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Warm (max 20°C on Sun morning, min 16°C on Fri night). Wind will be generally light.

Friday
21
Saturday
22
Sunday
23
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
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
2
2
1
0
1
2
2
2
2
2
1
0
1
1
2
2
2
1
2
0
0
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.8
SW
14
0.8
SW
14
0.7
SW
13
1.1
SSW
8
1
SSW
8
1.1
SSW
8
1.1
SSW
8
1.1
SSW
8
1.1
SSW
9
1.1
SSW
9
1.1
SSW
9
1.1
SSW
9
1.1
SSW
9
1
SSW
9
1
SSW
9
0.9
SSW
9
0.9
SSW
9
0.9
SSW
9
0.9
SSW
9
1
SSW
10
0.9
SSW
9
0.9
SSW
10
0.9
SSW
10
Wave Graph
Metric surfscale
Energy kJ
241
257
176
153
138
165
173
177
181
172
176
176
176
151
154
143
146
146
149
179
119
135
132
Wind (km/h)
0
SE
0
ENE
10
S
10
SSW
10
SSW
5
S
5
SSE
5
ESE
5
ESE
5
SW
5
S
15
SW
10
SW
5
WSW
0
SW
5
SE
5
ESE
10
SSE
5
ESE
15
SW
10
SSE
10
SSE
5
S
Wind State
glassy
glassy
cross
cross-on
cross-on
glassy
glassy
glassy
glassy
glassy
cross-on
cross-on
cross-on
on
glassy
glassy
cross-off
cross
cross-off
cross-on
cross
cross
cross
High Tide
2:58AM0.82m
3:14PM0.47m
4:10AM0.84m
4:42PM0.47m
5:10AM0.88m
5:42PM0.50m
Low Tide
10:20AM0.32m
8:45PM0.27m
11:34AM0.27m
9:58PM0.26m
12:24PM0.22m
cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:58
5:58
5:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:32
5:32
5:32
 mm
Temp °C
16
16
18
19
18
17
16
16
16
16
18
19
18
17
17
17
17
17
19
20
18
17
17
Feels °C
17
17
18
18
18
18
17
17
17
17
19
18
18
18
18
18
17
17
20
19
18
17
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
How to use the Wavefinder 

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