Surf Forecasts:
How big are the waves at San Juan today (30 Aug):
- Morning surf: Morning surf (30 Aug, local time) - 6ft (1.8m), 7s period with N swell.
- Afternoon surf: Afternoon surf (30 Aug, local time) - 5.5ft (1.7m), 9s period with N swell.
- Evening surf: Evening surf (30 Aug, local time) - 5ft (1.6m), 7s period with N swell.
The current surf forecast for San Juan at 4PM is: 1.7m 9s primary swell from a North direction and 0.1m 13s secondary swell from a West direction (forecast issued at 12:00pm August 30). The wind direction is predicted to be onshore.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Aug) | 6ft (1.8m) | 7s |
| Afternoon (30 Aug) | 5.5ft (1.7m) | 9s |
| Evening (30 Aug) | 5ft (1.6m) | 7s |
Table - waves today at San Juan. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 23°C on Mon afternoon, min 21°C on Sun morning). Mainly strong winds. | |||||||||||||||||||||
Sun 30 | Monday 31 | Tuesday 1 | |||||||||||||||||||
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) | N 7 | N 9 | N 9 | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 8 | NNE 8 | NNE 8 | NNE 8 |
Wave Graph  | |||||||||||||||||||||
 kJ | 311 | 473 | 463 | 303 | 262 | 255 | 247 | 247 | 278 | 329 | 358 | 358 | 358 | 286 | 310 | 319 | 414 | 481 | 507 | 534 | 547 |
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 | on | on | on | on |
High Tide | 3:40PM2.51m | 4:00AM2.34m | 4:14PM2.44m | 4:35AM2.28m | 4:51PM2.31m | ||||||||||||||||
Low Tide | 9:25AM0.14m | 9:50PM0.08m | 9:59AM0.16m | 10:23PM0.14m | 10:36AM0.24m | ||||||||||||||||
 | | | |  | | | | | | |  | |  | | | | | | | | |
 | 7:30 | — | — | — | — | — | — | 7:31 | — | — | — | — | — | — | — | 7:31 | — | — | — | — | — |
 | — | — | — | 8:19 | — | — | — | — | — | — | — | 8:16 | — | — | — | — | — | — | — | 8:15 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 21 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 22 | 22 | 23 | 22 | 22 | 21 | 21 | 21 | 22 | 22 | 23 | 22 | 22 |
Feels °C | 18 | 20 | 19 | 20 | 20 | 20 | 20 | 19 | 20 | 21 | 21 | 20 | 21 | 19 | 19 | 19 | 20 | 19 | 21 | 19 | 20 |
Swell 1 Height (m) Direction Period (s) | — | — | W 13 | W 13 | W 12 | W 12 | NNW 11 | W 12 | S 15 | NW 11 | S 15 | S 14 | S 14 | NNW 9 | NNW 9 | NNW 9 | NNW 12 | NNW 12 | NNW 11 | NNW 11 | NNW 10 |
| kJ | — | — | 3 | 3 | 3 | 3 | 13 | 3 | 4 | 5 | 4 | 4 | 4 | 73 | 49 | 33 | 15 | 14 | 25 | 25 | 60 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | N 12 | W 12 | S 15 | — | — | — | — | — | S 14 | N 13 | SW 14 | S 14 | S 14 | S 13 | S 13 | — |
| kJ | — | — | — | — | — | 3 | 3 | 4 | — | — | — | — | — | 4 | 4 | 8 | 4 | 4 | 4 | 3 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | N 14 | N 13 | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 4 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | N 7 | N 9 | N 9 | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 8 | NNE 8 | NNE 8 | NNE 8 |
| kJ | 311 | 473 | 463 | 303 | 262 | 255 | 247 | 247 | 278 | 329 | 358 | 358 | 358 | 286 | 310 | 319 | 414 | 481 | 507 | 534 | 547 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 231 | 38 | 231 | 256 | 38 | 38 | 38 | 231 | 251 | 38 | 231 | 231 | 251 | 251 | 251 | 251 | 256 | 231 | 231 | 251 | 251 |
Best forecast wave conditions in Lanzarote | |||||||||||||||||||||
Best forecast wave conditions in Spain (Africa) | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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