Surf Forecasts:
How big are the waves at San Juan today (30 Jul):
- Morning surf: Morning surf (30 Jul, local time) - 6ft (1.8m), 7s period with NNE swell.
- Afternoon surf: Afternoon surf (30 Jul, local time) - 6ft (1.8m), 7s period with NNE swell.
- Evening surf: Evening surf (30 Jul, local time) - 6ft (1.9m), 7s period with NNE swell.
The current surf forecast for San Juan at 5AM is: 1.8m 7s primary swell from a North-northeast direction and 0.3m 10s secondary swell from a West-northwest direction, 0.2m 10s secondary swell from a North direction (forecast issued at 12:00am July 30). The wind direction is predicted to be onshore.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Jul) | 6ft (1.8m) | 7s |
| Afternoon (30 Jul) | 6ft (1.8m) | 7s |
| Evening (30 Jul) | 6ft (1.9m) | 7s |
Table - waves today at San Juan. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 25°C on Sat morning, min 20°C on Wed night). Winds decreasing (fresh winds from the NNE on Thu afternoon, light winds from the NNW by Sat morning). | ||||||||||||||||||||||||
Thursday 30 | Friday 31 | Saturday 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 |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | NNE 6 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 242 | 306 | 339 | 333 | 366 | 324 | 299 | 320 | 315 | 299 | 256 | 301 | 215 | 286 | 286 | 279 | 229 | 212 | 198 | 198 | 173 | 149 | 145 | 139 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 2:52AM2.13m | 3:06PM2.38m | 3:24AM2.17m | 3:37PM2.42m | 3:56AM2.19m | 4:09PM2.41m | ||||||||||||||||||
Low Tide | 8:48AM0.30m | 9:18PM0.23m | 9:20AM0.26m | 9:49PM0.21m | 9:52AM0.26m | |||||||||||||||||||
 |  | |  | |  |  |  | | | | | | | | | | | | | | | | | |
 | — | — | 7:13 | — | — | — | — | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:13 | — | — | — | — | — |
 | — | — | — | — | — | — | 8:46 | — | — | — | — | — | — | — | 8:46 | — | — | — | — | — | — | — | 8:45 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 20 | 20 | 20 | 20 | 21 | 22 | 21 | 20 | 20 | 21 | 20 | 22 | 22 | 23 | 23 | 21 | 21 | 22 | 22 | 24 | 25 | 24 | 24 | 22 |
Feels °C | 17 | 18 | 18 | 17 | 19 | 19 | 18 | 18 | 18 | 20 | 19 | 20 | 21 | 22 | 23 | 21 | 21 | 23 | 23 | 26 | 27 | 25 | 24 | 21 |
Swell 1 Height (m) Direction Period (s) | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 9 | WNW 9 | N 7 | WNW 9 | NW 11 | NW 10 | NNE 7 | NNE 7 | WNW 10 | WNW 10 | NNE 7 | NNE 7 | WNW 10 | WNW 9 |
| kJ | 22 | 20 | 20 | 20 | 20 | 19 | 9 | 9 | 9 | 9 | 8 | 8 | 111 | 8 | 30 | 54 | 229 | 212 | 83 | 83 | 173 | 149 | 80 | 75 |
Swell 2 Height (m) Direction Period (s) | N 10 | N 10 | N 13 | N 12 | N 12 | N 12 | N 12 | N 11 | N 11 | N 11 | N 11 | N 11 | WNW 9 | WNW 11 | N 10 | N 10 | WNW 10 | WNW 10 | NW 10 | — | WNW 10 | WNW 10 | N 9 | N 9 |
| kJ | 8 | 8 | 3 | 3 | 3 | 11 | 11 | 10 | 10 | 9 | 9 | 9 | 8 | 12 | 8 | 17 | 68 | 63 | 4 | — | 83 | 81 | 7 | 7 |
Swell 3 Height (m) Direction Period (s) | W 8 | N 13 | — | — | — | — | — | — | — | — | N 11 | NW 12 | N 11 | N 10 | — | — | N 10 | N 10 | — | — | — | N 9 | N 9 | — |
| kJ | 1 | 3 | — | — | — | — | — | — | — | — | 9 | 6 | 9 | 8 | — | — | 7 | 7 | — | — | — | 7 | 7 | — |
Wind waves Height (m) Direction Period (s) | NNE 6 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NE 7 | NNE 7 | NNE 7 | NNE 7 | — | — | NNE 7 | NNE 7 | — | — | NNE 7 | NNE 7 |
| kJ | 242 | 306 | 339 | 333 | 366 | 324 | 299 | 320 | 315 | 299 | 256 | 301 | 215 | 286 | 286 | 279 | — | — | 198 | 198 | — | — | 145 | 139 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 397 | 259 | 392 | 334 | 334 | 331 | 259 | 259 | 259 | 335 | 231 | 259 | 231 | 231 | 38 | 38 | 38 | 14 | 10 | 10 | 10 | 16 | 17 | 231 |
Best forecast wave conditions in Lanzarote | ||||||||||||||||||||||||
Best forecast wave conditions in Spain (Africa) | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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