Surf Forecasts:
How big are the waves at San Juan today (25 Aug):
- Morning surf: Morning surf (25 Aug, local time) - 5ft (1.6m), 10s period with NNW swell.
- Afternoon surf: Afternoon surf (25 Aug, local time) - 4.5ft (1.4m), 10s period with NNW swell.
- Evening surf: Evening surf (25 Aug, local time) - 4ft (1.2m), 9s period with NNW swell.
The current surf forecast for San Juan at 8AM is: 1.5m 10s primary swell from a North-northwest direction and 0.7m 4s secondary swell from a North-northeast direction (forecast issued at 12:00am August 25). The wind direction is predicted to be onshore.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Aug) | 5ft (1.6m) | 10s |
| Afternoon (25 Aug) | 4.5ft (1.4m) | 10s |
| Evening (25 Aug) | 4ft (1.2m) | 9s |
Table - waves today at San Juan. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 23°C on Tue afternoon, min 21°C on Mon night). Mainly fresh winds. | ||||||||||||||||||||||||
Tuesday 25 | Wednesday 26 | Thursday 27 | ||||||||||||||||||||||
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) | NNW 11 | NNW 10 | NNW 10 | N 10 | NNW 10 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | N 9 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | N 8 | N 8 | N 8 | N 7 | N 7 | N 7 | N 4 | N 5 | N 6 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 619 | 451 | 380 | 450 | 334 | 321 | 314 | 248 | 206 | 202 | 151 | 115 | 112 | 87 | 85 | 58 | 92 | 89 | 28 | 68 | 66 | 44 | 93 | 125 |
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 | on | on | on |
High Tide | 00:49AM1.86m | 1:02PM2.10m | 1:23AM2.00m | 1:35PM2.26m | 1:55AM2.13m | 2:06PM2.39m | ||||||||||||||||||
Low Tide | 6:46AM0.58m | 7:17PM0.44m | 7:20AM0.43m | 7:48PM0.30m | 7:52AM0.31m | 8:19PM0.18m | ||||||||||||||||||
 | | |  | | | | | | | | | | | | | | | | | | | | | |
 | — | — | 7:26 | — | — | — | — | — | — | — | 7:28 | — | — | — | — | — | — | — | 7:28 | — | — | — | — | — |
 | — | — | — | — | — | — | 8:23 | — | — | — | — | — | — | — | 8:22 | — | — | — | — | — | — | — | 8:22 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 22 | 22 | 21 | 22 | 22 | 23 | 22 | 22 | 22 | 21 | 21 | 22 | 22 | 23 | 22 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 22 |
Feels °C | 21 | 21 | 19 | 20 | 20 | 21 | 20 | 21 | 20 | 19 | 19 | 19 | 20 | 22 | 21 | 21 | 21 | 21 | 22 | 21 | 22 | 21 | 21 | 19 |
Swell 1 Height (m) Direction Period (s) | NNW 11 | NNW 10 | NNW 10 | N 10 | NNW 10 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | N 9 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | N 8 | NW 9 | NW 8 | N 7 | NW 8 | NW 8 | NNW 9 | NNW 9 | NNW 8 |
| kJ | 619 | 451 | 380 | 450 | 334 | 321 | 314 | 248 | 206 | 202 | 151 | 115 | 112 | 87 | 85 | 58 | 3 | 3 | 28 | 3 | 3 | 9 | 15 | 23 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | — | NW 8 | N 10 | N 10 | NW 8 | NW 8 | — |
| kJ | — | — | — | — | — | — | 4 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | — | 3 | 2 | 2 | 3 | 3 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNE 4 | NE 4 | NNE 4 | NE 4 | NE 4 | NE 4 | NE 5 | NE 5 | NE 5 | NE 5 | NE 5 | NE 4 | NNE 4 | NE 4 | NE 4 | NNE 4 | N 8 | N 8 | N 4 | N 7 | N 7 | N 4 | N 5 | N 6 |
| kJ | 12 | 8 | 16 | 24 | 16 | 20 | 19 | 20 | 11 | 11 | 10 | 15 | 12 | 9 | 6 | 10 | 92 | 89 | 12 | 68 | 66 | 44 | 93 | 125 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 307 | 519 | 519 | 519 | 334 | 330 |
Best forecast wave conditions in Lanzarote | ||||||||||||||||||||||||
Best forecast wave conditions in Spain (Africa) | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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