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Surf Forecasts:
San Juan surfForecast / Lanzarote / Spain
48hr Weather and Surf, issued 12 am Wednesday 29 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
18.9° C
(Which is normal for this time of year)How big are the waves at San Juan today?
The current surf forecast for San Juan at 4AM is: 0.9m 12s primary swell from a West-northwest direction and 0.4m 9s secondary swell from a West-northwest direction, 1.0m 7s secondary swell from a North direction (forecast issued at 12:00am April 29). The wind direction is predicted to be cross-onshore.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Apr) | 3.5ft (1.0m) | 12s |
| Afternoon (29 Apr) | 3.5ft (1.0m) | 12s |
| Evening (29 Apr) | 3.5ft (1.0m) | 12s |
Table - waves today at San Juan. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 18°C on Wed afternoon, min 16°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 29 | Thursday 30 | Friday 1 | ||||||||||||||||||||||
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 | 10 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | NNW 19 | NNW 18 | NNW 17 | NNW 16 | NNW 16 | NNW 16 | NNW 15 | NNW 15 | NNW 14 | |
199 | 230 | 251 | 299 | 304 | 294 | 289 | 289 | 280 | 234 | 230 | 226 | 186 | 183 | 176 | 205 | 283 | 386 | 417 | 407 | 512 | 537 | 522 | 515 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | cross-on | on | on | on | on | |
High Tide | 00:49AM2.26m | 1:14PM2.22m | 1:25AM2.29m | 1:46PM2.28m | 1:59AM2.29m | 2:17PM2.31m | ||||||||||||||||||
Low Tide | 7:03AM0.27m | 7:16PM0.33m | 7:34AM0.23m | 7:49PM0.27m | 8:03AM0.23m | 8:22PM0.24m | ||||||||||||||||||
 |  |  |  | |  | | | | | | |  | | | | | | | | | | | | |
 | — | — | 7:15 | — | — | — | — | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:13 | — | — | — | — | — |
 | — | — | — | — | — | — | 8:28 | — | — | — | — | — | — | — | 8:29 | — | — | — | — | — | — | — | 8:29 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 17 | 17 | 17 | 17 | 17 | 17 | 18 | 18 | 17 | 17 | 16 | 17 | 17 | 18 | 18 | 17 | 17 | 16 | 16 | 17 | 17 | 18 | 18 | 17 |
15 | 15 | 15 | 15 | 16 | 16 | 17 | 17 | 15 | 15 | 14 | 15 | 16 | 17 | 16 | 15 | 15 | 14 | 13 | 15 | 15 | 16 | 15 | 14 | |
Swell 1 Height (m) Direction Period (s) | N 7 | WNW 12 | N 7 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 11 | WNW 11 | WNW 11 | NNW 16 | NNW 16 | NNW 15 | NNW 15 | NNW 14 |
 kJ | 106 | 230 | 87 | 299 | 304 | 294 | 289 | 289 | 280 | 234 | 230 | 226 | 186 | 183 | 176 | 158 | 176 | 180 | 176 | 407 | 512 | 537 | 522 | 515 |
Swell 2 Height (m) Direction Period (s) | WNW 12 | WNW 9 | WNW 12 | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | N 8 | N 8 | N 8 | N 8 | N 8 | N 7 | N 7 | NNW 18 | NNW 17 | NNW 16 | WNW 11 | WNW 11 | WNW 12 | WNW 11 | WNW 11 |
| kJ | 199 | 31 | 251 | 87 | 87 | 69 | 69 | 67 | 67 | 71 | 78 | 61 | 58 | 41 | 39 | 39 | 283 | 386 | 417 | 180 | 226 | 256 | 243 | 243 |
Swell 3 Height (m) Direction Period (s) | WNW 9 | NE 8 | WNW 9 | NE 8 | WNW 8 | NE 8 | NE 7 | NE 7 | NE 7 | NE 7 | N 12 | N 21 | N 21 | NNW 20 | NNW 20 | NNW 19 | N 7 | N 7 | N 7 | N 10 | N 9 | N 9 | N 8 | NNE 8 |
| kJ | 53 | 20 | 30 | 23 | 27 | 15 | 14 | 8 | 7 | 7 | 3 | 9 | 9 | 40 | 75 | 205 | 39 | 26 | 35 | 90 | 81 | 76 | 71 | 72 |
Wind waves Height (m) Direction Period (s) | — | N 7 | — | — | — | — | — | — | — | NNE 2 | — | — | — | — | — | — | — | — | — | NE 3 | NE 3 | NE 3 | NE 3 | — |
| kJ | — | 106 | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | 2 | 3 | 2 | 3 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 16 | 16 | 10 | 10 | 14 | 14 | 10 | 10 | 10 | 10 | 10 | 10 | 12 | 14 | 9 | 9 | 9 | 9 | 38 | 9 | 9 | 14 | 38 | 38 |
Best forecast wave conditions in Lanzarote | ||||||||||||||||||||||||
Best forecast wave conditions in Spain (Africa) | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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