Reef
left
Level 7/10

San Juan

Lanzarote, Spain
🪸Sharp reef👥Crowded

San Juan is a technical left-hand reef break near the famous La Santa zone. The wave offers consistent hollow sections when north swells hit, with a tricky paddle-out over the reef. A good option for experienced surfers wanting to escape La Santa crowds.

San Juan surf forecast

Model forecast for swell, wind and tide.

10-Day Forecast
Today20
59
Fair
1.4m@13s
8km/h
Mon21
35
Poor
1.4m@9s
11km/h
Tue22
36
Poor
1.1m@10s
11km/h
Wed23
24
Poor
0.9m@11s
13km/h
Thu24
47
Fair
1.1m@11s
14km/h
Fri25
28
Poor
1.0m@10s
16km/h
Sat26
49
Fair
1.1m@14s
14km/h
Sun27
46
Fair
1.6m@12s
14km/h
Mon28
32
Poor
1.3m@10s
15km/h
Tue29
3
Poor
0.0m@11s
21km/h
Choppy 5+ days out, less certain

Today's Conditions

Find Flights
Best session: AfternoonAM 6 km/h · PM 10 km/h · Low tide at 3pm (0.9m)
Swell
1.4m
N(359°)
Score: 18/25
Period
13s
Medium period swell
Score: 21/25
Wind
8km/h
NE(46°)
Score: 18/25
Weather
24°C
0.0mm46%
First light 7:11amSunrise 7:41amSunset 7:53pmLast light 8:23pm
Windswell0.1m@1sSecondary1.0mConfidence
100%

Location & Conditions

Loading map...
0°45°90°135°180°225°270°315°NESW
Swell
Wind
Showing forecast for today

Hourly Forecast, Tide & Strike Windows

Strike window: 10:55am–8:23pm · through lowIdeal tide: 0.3–1.5m
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
°C
23°
23°
25°
26°
26°
22°
23°
25°
25°
25°
23°
24°
26°
27°
25°
25°
25°
27°
28°
27°
24°
24°
26°
27°
25°
23°
23°
24°
25°
24°
23°
24°
25°
25°
24°
23°
23°
24°
24°
24°
23°
23°
24°
24°
24°
23°
24°
25°
25°
24°
2m1.0
sec
14s
14s
14s
11s
12s
9s
9s
9s
9s
9s
7s
13s
8s
10s
9s
10s
10s
9s
15s
12s
11s
11s
11s
11s
11s
10s
11s
8s
9s
10s
10s
14s
15s
14s
14s
12s
12s
12s
11s
11s
10s
10s
10s
10s
10s
11s
11s
11s
11s
11s
swell
windkm/h
6g9
5g9
8g10
11g15
10g13
8g13
5g10
12g14
16g21
16g21
7g11
8g11
13g16
13g16
16g21
11g16
6g10
16g18
16g20
16g20
14g19
14g20
15g19
15g19
12g19
11g17
16g21
17g23
18g24
18g25
11g24
12g22
15g21
17g22
18g25
7g18
11g19
17g22
18g24
16g24
10g17
13g19
17g23
18g25
18g25
20g27
20g28
21g31
21g31
22g30
tidem
2:21am1.0m
9:12am1.6m
3:47pm0.9m
10:07pm1.5m
4:03am0.9m
10:30am1.7m
4:54pm0.8m
5:02am0.8m
11:22am1.9m
5:41pm0.6m
5:43am0.6m
12:00pm2.1m
6:15pm0.4m
6:16am0.5m
12:34pm2.3m
6:45pm0.3m
12:54am2.2m
6:51am0.3m
1:03pm2.4m
7:16pm0.1m
1:25am2.3m
7:23am0.2m
1:36pm2.5m
7:46pm0.1m
1:56am2.4m
7:56am0.1m
2:07pm2.6m
8:18pm0.0m
2:30am2.5m
8:32am0.1m
2:43pm2.6m
8:53pm0.1m
Ideal tideStrike windowNight

Tide times today

2:21 am
Low tide - 0.99m
9:12 am
High tide - 1.62m
3:47 pm
Low tide - 0.89m
10:07 pm
High tide - 1.51m
Times shown in spot-local time.

Strike Score Breakdown

59
Fair
Components
Swell Direction6/25
Swell Size18/25
Swell Period21/25
Wind18/25
Raw Score63/100
Adjustments
🤢 Wind History-9
🌊 Tide+5
Adjusted Score59/100
Confidence
Multiplier×1.00
Final Score59
🤢 Morning Sickness🌊 Optimal tide window

Plan Your Strike

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Swell Requirements

Optimal direction
NW (315°)
Direction range
290° - 340°
Size range
1m - 2.5m
Ideal size
1.7m - 2.1m
Height multiplier
0.97×
Ideal period
14s+

Wind Requirements

Optimal direction
SE (135°)
Offshore range
90° - 180°

Tide Requirements

Optimal tide
low to mid
Optimal range
0.3m - 1.5m

Water temp

20°C

Wetsuit

3/2mm fullsuit

Difficulty

7/10

Crowd level

5/10

Access: Near La Santa. Technical paddle-out.

Frequently Asked Questions

What tide is best at San Juan?

The San Juan profile favors low to mid tide, ideally between 0.3m and 1.5m on the local tide chart. Compare this preference with the forecast tide and local conditions before choosing a session.

What wind direction is offshore at San Juan?

The San Juan profile uses wind from SE (135°) as its preferred direction, with an offshore range of 90° to 180°. Wind speed matters too: light winds outside that range can still produce surfable conditions, while strong offshore winds can make takeoffs difficult.

What swell size and direction work best at San Juan?

The San Juan scoring profile favors swell from NW (290° to 340°), a swell-height range of 1m to 2.5m, and a reference period of 14s. These are model inputs, not guaranteed breaking-wave heights or a promise that the surf will suit every ability.

When is the best time of year to surf San Juan?

The main season at San Juan is Oct, Nov, Dec, Jan, Feb, Mar. Consistent hollow left near La Santa.

How do I get to San Juan?

The spot profile lists ACE as a nearby airport. The estimated road transfer is 20 minutes. Near La Santa. Technical paddle-out.

What kind of wave is San Juan?

San Juan is a reef break, a left-hander. Difficulty is rated 7/10.

Best Season

Peak: Oct, Nov, Dec, Jan, Feb, Mar

Consistent hollow left near La Santa.

Getting There

Airport
ACE
Drive time
20 min
Data quality
verified

Strike Log

Community Discussion