San Juan Surf Break
Lat Long: 29.12° N 13.57° W

San Juan 48 hour detailed Surf Forecast

Weather Forecast for San Juan

Issued: 12 am 04 Jun 2026 (local time)

Forecast update in  hr  min

Today's San Juan sea temperature is
20.2° C

Normal for this time of year

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 (04 Jun):

  • Morning surf: Morning surf (04 Jun, local time) - 7.5ft (2.3m), 8s period with NNE swell.
  • Afternoon surf: Afternoon surf (04 Jun, local time) - 7.5ft (2.3m), 8s period with NNE swell.
  • Evening surf: Evening surf (04 Jun, local time) - 8ft (2.4m), 8s period with NNE swell.

The current surf forecast for San Juan at 3AM is: 2.2m 8s primary swell from a North-northeast direction and 0.9m 12s secondary swell from a West-northwest direction (forecast issued at 12:00am June 04). The wind direction is predicted to be onshore.

Time (WEST) & DateWave HeightWave Period
Morning (04 Jun)7.5ft (2.3m)8s
Afternoon (04 Jun)7.5ft (2.3m)8s
Evening (04 Jun)8ft (2.4m)8s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 20°C on Thu morning, min 18°C on Wed night). Mainly strong winds.

Thursday
4
Friday
5
Saturday
6
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
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
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)
2.2
NNE
8
2.2
NNE
8
2.3
NNE
8
2.3
NNE
8
2.3
NNE
8
2.3
NNE
8
2.4
NNE
8
2.4
NNE
8
2.4
NNE
8
2.4
NNE
8
2.4
NNE
8
2.3
NNE
8
1.3
NW
14
2.2
NNE
8
2.2
NNE
8
2.2
NNE
8
2.2
NNE
8
2.3
NNE
8
2.3
NNE
8
2.4
NNE
8
2.3
NNE
8
2.2
NNE
8
2.2
NNE
8
2.2
NNE
8
Wave Graph
Metric surfscale
Energy kJ
666
666
740
740
740
722
744
744
725
763
782
722
650
600
540
540
555
671
705
727
672
582
584
542
Wind (km/h)
35
NNE
40
NNE
35
N
35
N
35
N
35
N
40
N
35
N
35
N
40
N
40
N
35
N
35
N
35
N
40
N
35
N
40
N
35
NNE
35
N
35
NNE
35
NNE
35
N
35
N
35
N
Wind State
on
on
on
on
on
on
cross-on
cross-on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
High Tide
4:37AM1.91m
4:54PM2.10m
5:17AM1.84m
5:35PM2.04m
6:02AM1.78m
6:21PM1.99m
Low Tide
10:28PM0.46m
10:31AM0.53m
11:09PM0.53m
11:10AM0.59m
11:53PM0.59m
11:55AM0.66m
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
clear
clear
part cloud
cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:54
6:54
6:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:50
8:50
8:51
 mm
Temp °C
18
18
19
19
20
20
19
18
18
18
18
18
19
19
19
18
18
18
18
18
19
19
19
19
Feels °C
14
13
15
15
16
16
14
14
14
13
13
13
14
14
14
13
12
13
13
13
14
15
15
15
Swell 1
Height (m)
Direction
Period (s)
1
WNW
12
0.9
WNW
12
0.9
WNW
12
0.8
WNW
11
0.8
WNW
11
0.8
WNW
11
0.7
NW
11
0.7
WNW
11
0.7
NW
10
0.7
NW
16
0.8
NW
15
1
NW
15
1.3
NW
14
1.1
NW
13
1.2
NW
13
1.2
NW
12
1.1
NW
12
1.1
NW
12
1.1
NW
12
1
NW
12
1
NW
11
0.8
WNW
11
0.8
WNW
11
0.8
WNW
11
Energy kJ
294
243
235
157
151
149
119
99
106
251
305
410
604
392
501
456
336
325
319
264
242
151
149
149
Swell 2
Height (m)
Direction
Period (s)
0.1
NW
15
0.1
NW
14
0.3
NW
14
0.4
NW
13
0.6
NW
16
0.6
WNW
10
0.6
WNW
10
0.9
NW
12
0.4
NNW
13
0.8
WNW
11
0.3
NE
10
0.3
NW
12
0.4
NNW
10
0.2
WNW
11
Energy kJ
9
8
31
63
163
65
67
223
68
160
16
22
34
12
Swell 3
Height (m)
Direction
Period (s)
0.1
W
19
0.1
NW
18
0.3
NW
18
0.2
WNW
13
0.5
NW
13
0.5
NW
12
0.5
NW
13
0.1
N
12
Energy kJ
7
12
49
17
80
73
79
3
Wind waves
Height (m)
Direction
Period (s)
2.2
NNE
8
2.2
NNE
8
2.3
NNE
8
2.3
NNE
8
2.3
NNE
8
2.3
NNE
8
2.4
NNE
8
2.4
NNE
8
2.4
NNE
8
2.4
NNE
8
2.4
NNE
8
2.3
NNE
8
2.2
NNE
8
2.2
NNE
8
2.2
NNE
8
2.2
NNE
8
2.2
NNE
8
2.3
NNE
8
2.3
NNE
8
2.4
NNE
8
2.3
NNE
8
2.2
NNE
8
2.2
NNE
8
2.2
NNE
8
Energy kJ
666
666
740
740
740
722
744
744
725
763
782
722
650
600
540
540
555
671
705
727
672
582
584
542
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
2
1
2
1
1
1
3
1
2
2
2
2
2
1
1
1
2
1
1
2
2
Distance (km)
330
330
330
259
330
259
330
330
330
397
330
259
259
259
231
330
330
330
330
259
330
330
231
231
Best forecast wave conditions in Lanzarote
Rating
(10 max)
Best forecast wave conditions in Spain (Africa)
Rating
(10 max)
2
2
2
3
2
2
2
2
2
4
4
4
4
4
4
4
4
3
3
2
2
3
2
2
Header Global
Rating
(10 max)
5
5
5
5
6
5
4
5
5
5
5
5
5
9
9
9
9
8
8
8
7
9
9
9
  • 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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