San Juan Surf Break

Lat Long: 29.12° N 13.57° W

San Juan 48 hour detailed Surf Forecast

Issued: 6 pm 25 Sep 2026 (local time)

Forecast update in  hr  min

Today's San Juan sea temperature is
23.9°C
1.2° 

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):

  • Morning surf: Morning surf (26 Sep, local time) - 2ft (0.6m), 16s period with NNW swell.
  • 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) - 3.5ft (1.1m), 14s period with NNW swell.

The current surf forecast for San Juan at 12AM is: 0.8m 12s primary swell from a North-northwest direction and 0.2m 18s secondary swell from a North-northwest direction, 0.9m 6s secondary swell from a North-northeast direction (forecast issued at 06:00pm September 25). The wind direction is predicted to be onshore.

Time (WEST) & DateWave HeightWave Period
Morning (26 Sep)2ft (0.6m)16s
Afternoon (26 Sep)2.5ft (0.8m)15s
Evening (26 Sep)3.5ft (1.1m)14s

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


Short Range Forecast

Some drizzle, heaviest during Sun afternoon. Warm (max 24°C on Fri afternoon, min 21°C on Sun afternoon). Winds decreasing (fresh winds from the NNE on Fri night, calm by Sun night).

Fri
25
Saturday
26
Sunday
27
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
1
0
0
2
3
2
1
2
1
0
0
0
0
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
12
0.9
NNW
12
0.8
NNW
12
0.8
NNW
11
0.8
NNW
11
0.7
NW
11
0.6
NNW
16
0.8
NNW
16
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
1.1
NNW
12
Wave Graph
Metric surfscale
Energy kJ
251
247
174
163
157
123
179
314
362
443
561
486
545
536
512
489
473
397
359
Wind (km/h)
15
NNE
20
N
20
N
30
NNE
35
NNE
20
NNE
10
N
20
N
15
N
10
NNW
10
WSW
10
NNW
15
NNE
10
N
15
N
20
NW
30
N
30
NNE
10
NE
Wind State
on
cross-on
on
on
on
on
on
on
cross-on
cross-on
cross-off
cross-on
on
cross-on
cross-on
cross-on
on
on
cross-on
High Tide
1:32PM2.42m
1:54AM2.33m
2:05PM2.52m
2:26AM2.43m
2:38PM2.56m
Low Tide
7:44PM0.11m
7:53AM0.16m
8:15PM0.02m
8:26AM0.08m
8:47PM-0.01m
part cloud
part cloud
part cloud
cloud
part cloud
cloud
part cloud
part cloud
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
light rain
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
—
—
7:43
—
—
—
—
—
—
—
7:43
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
7:46
—
—
—
—
—
—
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7:45
—
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—
—
—
—
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7:45
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 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
1
—
—
Temp °C
24
24
22
22
22
22
23
23
24
24
24
24
24
24
24
23
21
21
22
Feels °C
25
24
22
20
19
22
25
22
24
24
25
25
24
25
23
22
17
18
22
  • 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.


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