San Juan Surf Break

Lat Long: 29.12° N 13.57° W

San Juan 48 hour detailed Surf Forecast

Issued: 6 am 27 Jul 2026 (local time)

Forecast update in  hr  min

Today's San Juan sea temperature is
22.1° C
0.5° 

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


How big are the waves at San Juan today (27 Jul):

  • Morning surf: Morning surf (27 Jul, local time) - 6ft (1.8m), 8s period with NNE swell.
  • Afternoon surf: Afternoon surf (27 Jul, local time) - 5ft (1.6m), 8s period with NNE swell.
  • Evening surf: Evening surf (27 Jul, local time) - 5ft (1.5m), 8s period with N swell.

The current surf forecast for San Juan at 11AM is: 1.8m 8s primary swell from a North-northeast direction and 0.2m 9s secondary swell from a West-northwest direction (forecast issued at 06:00am July 27). The wind direction is predicted to be onshore.

Time (WEST) & DateWave HeightWave Period
Morning (27 Jul)6ft (1.8m)8s
Afternoon (27 Jul)5ft (1.6m)8s
Evening (27 Jul)5ft (1.5m)8s

Table - waves today at San Juan. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Warm (max 22°C on Mon afternoon, min 19°C on Tue night). Mainly fresh winds.

Monday
27
Tuesday
28
Wednesday
29
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)
0
0
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
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.9
NNE
8
1.9
NNE
8
1.8
NNE
8
1.3
N
8
1.6
NNE
8
1.5
N
8
1.5
N
8
1.4
N
8
1.4
N
8
1.3
N
8
1.3
N
8
1.2
N
8
1.2
N
7
1.2
N
7
1.1
N
7
1.1
N
7
1.1
N
7
1.1
N
7
1.2
NNE
5
1.1
NNE
6
1.2
NNE
6
1.1
NNE
6
1.2
NNE
6
Wave Graph
Metric surfscale
Energy kJ
438
438
395
212
308
258
258
221
221
196
196
163
159
155
127
117
110
107
81
77
90
89
97
Wind (km/h)
30
N
30
N
25
N
25
N
25
N
25
N
20
N
20
N
20
N
25
N
25
NNE
25
NNE
25
NNE
25
N
25
N
20
NNE
25
N
25
N
30
NNE
25
NNE
25
NNE
25
N
30
N
Wind State
cross-on
cross-on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
cross-on
High Tide
1:23PM2.08m
1:45AM1.97m
2:00PM2.20m
2:20AM2.06m
2:33PM2.31m
Low Tide
7:06AM0.57m
7:38PM0.47m
7:42AM0.46m
8:13PM0.36m
8:16AM0.37m
8:46PM0.28m
clear
part cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:11
7:11
7:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:49
8:49
8:47
 mm
Temp °C
20
20
21
21
22
21
20
20
20
20
20
21
21
21
20
20
19
19
20
21
21
21
20
Feels °C
18
18
19
19
20
20
20
20
19
19
18
19
19
19
19
20
17
17
18
19
19
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
How to use the Wavefinder 

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