San Juan Surf Break

Lat Long: 29.12° N 13.57° W

San Juan 48 hour detailed Surf Forecast

Issued: 6 pm 26 Sep 2026 (local time)

Forecast update in  hr  min

Today's San Juan sea temperature is
24.1°C
1.4° 

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 (26 Sep):

  • Afternoon surf: Afternoon surf (26 Sep, local time) - 2.5ft (0.8m), 15s period with NNW swell.
  • Evening surf: Evening surf (26 Sep, local time) - 4ft (1.2m), 14s period with NNW swell.

The current surf forecast for San Juan at 10PM is: 1.2m 14s primary swell from a North-northwest direction and 0.9m 6s secondary swell from a North-northeast direction (forecast issued at 06:00pm September 26). The wind direction is predicted to be cross-onshore.

Time (WEST) & DateWave HeightWave Period
Morning (26 Sep)--
Afternoon (26 Sep)2.5ft (0.8m)15s
Evening (26 Sep)4ft (1.2m)14s

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


Short Range Forecast

Mostly dry. Warm (max 25°C on Sat night, min 22°C on Sun night). Wind will be generally light.

Sat
26
Sunday
27
Monday
28
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
3
2
0
1
0
2
3
3
2
1
2
0
0
0
1
1
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
NNW
15
1
NNW
15
1.2
NNW
14
1.2
NNW
14
1.3
NNW
13
1.3
NNW
13
1.3
NNW
13
1.3
NNW
13
1.3
NNW
12
1.2
NNW
12
1.2
NNW
12
1.2
NNW
12
1.2
NNW
12
1.2
NNW
12
1.2
NNW
12
1.2
NNW
12
1.1
NNW
12
1.1
NNW
11
1.1
NNW
11
Wave Graph
Metric surfscale
Energy kJ
362
443
561
486
545
536
512
489
473
426
419
419
419
412
405
399
330
307
302
Wind (km/h)
10
NE
10
SW
5
NW
20
NNE
15
NNE
20
NNE
5
NNE
5
E
10
W
10
SSW
5
WNW
5
N
10
NNE
10
N
10
NE
10
ENE
5
ENE
10
NE
10
NNE
Wind State
cross-on
off
cross-on
on
on
on
on
glassy
cross-off
off
cross
glassy
on
on
on
cross-on
cross-on
on
on
High Tide
2:05PM2.52m
2:26AM2.43m
2:38PM2.56m
2:59AM2.47m
3:13PM2.54m
Low Tide
8:15PM0.02m
8:26AM0.08m
8:47PM-0.01m
9:00AM0.05m
9:21PM0.02m
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
—
—
7:43
—
—
—
—
—
—
—
7:45
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
7:45
—
—
—
—
—
—
—
7:45
—
—
—
—
—
—
—
7:44
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Temp °C
24
24
25
24
24
23
24
25
24
23
23
23
23
22
23
24
24
24
23
Feels °C
25
25
26
23
24
22
26
27
25
22
23
24
23
22
24
25
25
25
24
  • 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 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our San Juan surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


Nearest locationNearest