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Surf Forecasts:
San Juan surfForecast / Lanzarote / Spain
48hr Weather and Surf, issued 12 am Monday 20 Apr 2026 WESTForecast update in hr min s Forecast update imminent
San Juan surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's San Juan sea temperature is
17.9° C
(Which is slightly cooler than normal)How big are the waves at San Juan today?
The current surf forecast for San Juan at 6AM is: 0.6m 10s primary swell from a West-northwest direction (forecast issued at 12:00am April 20). An open ocean swell of 0.9m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Apr) | 2ft (0.6m) | 10s |
| Afternoon (20 Apr) | 2ft (0.6m) | 10s |
| Evening (20 Apr) | 1.5ft (0.5m) | 10s |
Table - waves today at San Juan. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 20 | Tuesday 21 | Wednesday 22 | ||||||||||||||||||||||
| 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 | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 6 | 7 | 7 | 7 | 8 | 8 | 11 | 11 | 10 | 10 | 10 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 90 | 71 | 69 | 68 | 67 | 65 | 64 | 107 | 50 | 48 | 42 | 42 | 60 | 105 | 115 | 134 | 154 | 158 | 629 | 850 | 798 | 676 | 490 | 1022 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | glass | off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross- off | cross- off | cross- off | cross | cross | cross | cross- on | cross- on | cross- on | on | on | on | on | cross- on | on |
High Tide / height (m) | 4:05AM 2.41 | 4:25PM 2.42 | 4:54AM 2.22 | 5:14PM 2.27 | 5:51AM 2.00 | 6:14PM 2.11 | ||||||||||||||||||
Low Tide / height (m) | 9:49PM 0.02 | 10:07AM 0.14 | 10:37PM 0.14 | 10:53AM 0.33 | 11:31PM 0.31 | 11:47AM 0.53 | ||||||||||||||||||
Monday 20 | Tuesday 21 | Wednesday 22 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 7:22 | - | - | - | - | - | - | - | 7:22 | - | - | - | - | - | - | - | 7:20 | - | - | - |
| Sunset | - | - | - | - | - | - | - | 8:22 | - | - | - | - | - | - | - | 8:22 | - | - | - | - | - | - | - | 8:23 |
 |  | |  |  |  | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 23 | 23 | 22 | 19 | 20 | 20 | 19 | 19 | 18 | 18 | 17 | 18 | 19 | 20 | 20 | 19 | 18 | 17 | 18 | 18 | 18 | 19 | 19 | 19 |
| Feels °C (?) | 23 | 23 | 21 | 17 | 19 | 20 | 18 | 16 | 16 | 17 | 17 | 18 | 17 | 18 | 17 | 16 | 17 | 17 | 18 | 16 | 16 | 18 | 17 | 17 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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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