Surf Forecasts:
How big are the waves at San Juan today (17 Aug):
- Morning surf: Morning surf (17 Aug, local time) - 3.5ft (1.1m), 9s period with N swell.
- Afternoon surf: Afternoon surf (17 Aug, local time) - 4ft (1.2m), 9s period with N swell.
- Evening surf: Evening surf (17 Aug, local time) - 3.5ft (1.1m), 9s period with N swell.
The current surf forecast for San Juan at 8AM is: 1.1m 9s primary swell from a North direction and 0.7m 8s secondary swell from a North-northwest direction (forecast issued at 12:00am August 17). The wind direction is predicted to be onshore.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Aug) | 3.5ft (1.1m) | 9s |
| Afternoon (17 Aug) | 4ft (1.2m) | 9s |
| Evening (17 Aug) | 3.5ft (1.1m) | 9s |
Table - waves today at San Juan. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 24°C on Mon morning, min 22°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 17 | Tuesday 18 | Wednesday 19 | ||||||||||||||||||||||
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) | N 8 | N 8 | N 9 | N 9 | N 8 | N 9 | N 9 | N 9 | N 9 | N 9 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 186 | 127 | 186 | 215 | 177 | 210 | 220 | 189 | 184 | 180 | 163 | 132 | 132 | 129 | 129 | 133 | 165 | 136 | 136 | 133 | 133 | 133 | 133 | 136 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | on | on | cross-on | on | on | cross-on | cross-on | cross-on |
High Tide | 5:11AM2.18m | 5:27PM2.23m | 5:49AM2.04m | 6:07PM1.99m | 6:30AM1.88m | 6:53PM1.77m | ||||||||||||||||||
Low Tide | 11:00PM0.22m | 11:09AM0.33m | 11:35PM0.40m | 11:49AM0.50m | 00:11AM0.59m | 12:34PM0.68m | ||||||||||||||||||
 | | |  | | | | | | | | | | |  |  | | |  | | | | | | |
 | — | — | 7:22 | — | — | — | — | — | — | — | 7:24 | — | — | — | — | — | — | — | 7:24 | — | — | — | — | — |
 | — | — | — | — | — | — | 8:31 | — | — | — | — | — | — | — | 8:30 | — | — | — | — | — | — | — | 8:30 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 22 | 22 | 23 | 23 | 24 | 24 | 23 | 22 | 22 | 22 | 22 | 23 | 23 | 24 | 24 | 23 | 22 | 22 | 22 | 23 | 23 | 24 | 24 | 23 |
Feels °C | 23 | 24 | 24 | 22 | 23 | 23 | 22 | 23 | 24 | 23 | 23 | 24 | 23 | 26 | 26 | 22 | 23 | 24 | 24 | 24 | 24 | 24 | 25 | 24 |
Swell 1 Height (m) Direction Period (s) | N 8 | N 8 | N 9 | N 9 | N 8 | N 9 | N 9 | N 9 | N 9 | N 9 | N 8 | N 8 | N 8 | N 8 | N 8 | WNW 8 | N 8 | N 8 | WNW 8 | N 8 | N 8 | N 8 | N 8 | N 8 |
| kJ | 186 | 127 | 186 | 215 | 177 | 210 | 220 | 189 | 184 | 180 | 163 | 132 | 132 | 129 | 129 | 6 | 165 | 136 | 14 | 133 | 133 | 133 | 133 | 136 |
Swell 2 Height (m) Direction Period (s) | NNW 9 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NW 8 | NNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | NW 9 | WNW 9 | WNW 8 | S 13 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 |
| kJ | 30 | 84 | 58 | 44 | 45 | 17 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 3 | 8 | 14 | 3 | 14 | 13 | 13 | 13 | 6 |
Swell 3 Height (m) Direction Period (s) | WNW 8 | N 9 | WNW 8 | WNW 8 | WNW 9 | WNW 8 | WNW 8 | NNW 8 | NNW 8 | NW 8 | S 14 | S 14 | S 14 | S 14 | NW 9 | S 13 | WNW 9 | S 13 | SW 13 | S 13 | S 13 | S 13 | NW 11 | NW 11 |
| kJ | 6 | 45 | 6 | 6 | 8 | 7 | 7 | 7 | 6 | 3 | 4 | 4 | 4 | 4 | 3 | 3 | 8 | 3 | 7 | 3 | 3 | 3 | 5 | 4 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | N 8 | NNE 4 | — | N 8 | — | — | — | — | NNE 3 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 133 | 4 | — | 136 | — | — | — | — | 2 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 16 | 10 | 9 | 38 | 149 | 17 | 14 | 9 | 10 | 10 | 10 | 10 | 10 | 14 | 10 | 231 | 38 | 9 | 10 | 10 | 14 | 251 | 14 | 14 |
Best forecast wave conditions in Lanzarote | ||||||||||||||||||||||||
Best forecast wave conditions in Spain (Africa) | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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