San Juan Surf Break

San Juan 48 hour detailed Surf Forecast

Lat Long: 29.12° N 13.57° W

Issued: 6 am 30 Jun 2026 (local time)

Forecast update in  hr  min

Today's San Juan sea temperature is
21.4° 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 (30 Jun):

  • Morning surf: Morning surf (30 Jun, local time) - 7ft (2.1m), 8s period with NNE swell.
  • Afternoon surf: Afternoon surf (30 Jun, local time) - 7ft (2.1m), 8s period with NNE swell.
  • Evening surf: Evening surf (30 Jun, local time) - 6ft (1.9m), 8s period with NNE swell.

The current surf forecast for San Juan at 10AM is: 2.1m 8s primary swell from a North-northeast direction and 0.9m 11s secondary swell from a North-northwest direction, 0.3m 13s secondary swell from a North-northwest direction (forecast issued at 06:00am June 30). The wind direction is predicted to be onshore.

Time (WEST) & DateWave HeightWave Period
Morning (30 Jun)7ft (2.1m)8s
Afternoon (30 Jun)7ft (2.1m)8s
Evening (30 Jun)6ft (1.9m)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 23°C on Thu afternoon, min 19°C on Tue night). Winds decreasing (fresh winds from the NNE on Tue morning, light winds from the N by Thu night).

Tuesday
30
Wednesday
1
Thursday
2
Fri
3
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
1 AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
1
2
Swell
Height Map
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)
1.6
NE
7
2.1
NNE
8
2.1
NNE
8
2.2
NNE
8
2
NNE
8
1.9
NNE
8
1.9
NNE
8
1.7
NNE
8
1.7
N
8
1.7
N
8
1.8
N
8
1.8
N
8
1.8
N
8
1.8
N
9
1.9
N
9
1.9
N
9
1.9
N
9
2
N
9
2
N
9
2
N
9
1.9
N
9
1.9
N
9
1.8
N
9
1.7
N
9
Wave Graph
Metric surfscale
Energy kJ
281
534
549
614
486
419
395
345
365
383
422
428
460
493
575
588
601
665
665
665
588
586
538
490
Wind (km/h)
25
NNE
30
NNE
30
NNE
35
NNE
30
NNE
30
NNE
25
NNE
25
N
30
N
30
NNE
30
N
30
NNE
30
N
25
N
25
N
20
N
25
N
20
N
15
NNE
15
N
15
NNW
15
NNW
15
N
10
N
Wind State
on
on
on
on
on
on
on
on
on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
on
on
on
cross-on
cross-on
cross-on
cross-on
High Tide
2:51PM2.23m
3:11AM2.04m
3:26PM2.26m
3:46AM2.04m
4:01PM2.27m
Low Tide
8:32AM0.41m
9:03PM0.35m
9:07AM0.39m
9:39PM0.34m
9:41AM0.38m
10:14PM0.36m
clear
cloud
part cloud
part cloud
clear
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:58
6:58
6:58
6:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:57
8:57
8:57
8:57
 mm
Temp °C
19
19
20
21
21
20
19
19
19
19
20
21
22
21
21
21
21
21
21
22
23
23
22
21
Feels °C
17
17
17
18
18
17
17
17
17
17
18
19
20
20
20
21
20
20
21
23
24
23
23
22
Swell 1
Height (m)
Direction
Period (s)
1.3
NNW
8
0.9
NW
11
0.9
NNW
11
0.7
NW
12
0.9
NNW
11
0.9
NNW
11
0.9
NNW
11
0.9
NNW
10
0.9
NW
10
0.8
NNW
10
0.8
NNW
10
0.6
NNW
10
0.5
NNW
10
0.4
NW
10
1.9
N
9
1.9
N
9
0.2
WNW
9
2
N
9
2
N
9
2
N
9
1.9
N
9
1.9
N
9
1.8
N
9
1.7
N
9
Energy kJ
218
166
196
137
204
200
196
185
145
127
111
65
58
24
575
588
8
665
665
665
588
586
538
490
Swell 2
Height (m)
Direction
Period (s)
0.9
NW
11
0.3
NNW
14
0.3
NNW
13
0.2
NNW
10
0.2
NNW
13
0.3
NNW
14
0.3
NNW
13
0.3
NNW
13
0.3
NNW
13
0.4
NNW
12
0.3
NNW
12
0.4
NW
10
0.2
WNW
9
0.2
WNW
9
0.2
WNW
9
0.2
WNW
10
0.2
WNW
10
0.2
WNW
9
0.3
NW
9
Energy kJ
179
36
35
10
17
36
35
35
35
52
29
25
8
8
8
9
9
8
13
Swell 3
Height (m)
Direction
Period (s)
0.3
NNW
14
0.1
W
8
0.3
WNW
10
0.2
WNW
10
0.3
NNW
12
Energy kJ
36
1
19
10
29
Wind waves
Height (m)
Direction
Period (s)
1.6
NE
7
2.1
NNE
8
2.1
NNE
8
2.2
NNE
8
2
NNE
8
1.9
NNE
8
1.9
NNE
8
1.7
NNE
8
1.7
N
8
1.7
N
8
1.8
N
8
1.8
N
8
1.8
N
8
1.8
N
9
1.9
N
9
Energy kJ
281
534
549
614
486
419
395
345
365
383
422
428
460
493
601
Nearest Offshore or Glassy
Rating
(10 max)
2
3
1
3
1
1
3
2
2
2
2
2
2
2
2
2
2
3
3
2
2
2
2
2
Distance (km)
38
38
330
38
330
330
38
38
38
38
38
38
231
231
231
231
231
38
38
10
10
16
10
10
Best forecast wave conditions in Lanzarote
Rating
(10 max)
2
3
3
3
2
2
2
2
2
3
3
3
3
2
3
3
Best forecast wave conditions in Spain (Africa)
Rating
(10 max)
3
3
3
3
2
2
3
3
2
3
3
2
2
2
2
2
2
3
3
3
3
2
3
3
Header Global
Rating
(10 max)
5
5
5
5
5
5
5
5
5
5
5
5
5
4
5
5
8
5
7
6
6
5
7
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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