Surf Forecasts:
How big are the waves at Whistling Sands (Porth Oer) today (31 Jul):
- Afternoon surf: Afternoon surf (31 Jul, local time) - 1.5ft (0.5m), 4s period with SW swell.
- Evening surf: Evening surf (31 Jul, local time) - 4ft (1.2m), 5s period with WSW swell.
The current surf forecast for Whistling Sands (Porth Oer) at 10PM is: 1.2m 5s primary swell from a Southwest direction and 0.1m 12s secondary swell from a West direction (forecast issued at 06:00pm July 31). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Jul) | - | - |
| Afternoon (31 Jul) | 1.5ft (0.5m) | 4s |
| Evening (31 Jul) | 4ft (1.2m) | 5s |
Table - waves today at Whistling Sands (Porth Oer). (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 19°C on Sun afternoon, min 13°C on Sat morning). Wind will be generally light. | |||||||||||||||||||
Fri 31 | Saturday 1 | Sunday 2 | |||||||||||||||||
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) | SW 3 | SW 4 | SW 5 | WSW 5 | SW 5 | SW 5 | SW 5 | SW 5 | SW 4 | SW 3 | SW 4 | SW 4 | SW 4 | SW 8 | SW 8 | SW 8 | SW 8 | WSW 8 | N 4 |
Wave Graph  | |||||||||||||||||||
 kJ | 4 | 40 | 73 | 31 | 19 | 12 | 9 | 6 | 5 | 3 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 7 | 9 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-on | on | on | on | cross-on | cross-on | cross-off | cross-off | cross-off | off | off | off | cross-off | glassy | cross-on | cross-on | cross |
High Tide | 10:28PM4.05m | 10:45AM3.65m | 11:01PM4.09m | 11:19AM3.67m | |||||||||||||||
Low Tide | 5:00PM0.43m | 5:30AM0.33m | 5:33PM0.45m | 6:04AM0.36m | 6:06PM0.52m | ||||||||||||||
 |  |  |  | | | | | | | | | | | |  | | |  | |
 | — | — | — | — | 5:35 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — |
 | — | 9:14 | — | — | — | — | — | — | — | 9:13 | — | — | — | — | — | — | — | 9:10 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 17 | 18 | 16 | 14 | 14 | 13 | 13 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 17 | 18 | 19 | 17 |
Feels °C | 10 | 12 | 13 | 12 | 10 | 11 | 10 | 11 | 11 | 12 | 13 | 12 | 12 | 13 | 13 | 16 | 14 | 14 | 12 |
Swell 1 Height (m) Direction Period (s) | NNW 4 | — | W 12 | WSW 5 | SW 5 | SW 5 | SW 5 | NW 4 | NW 4 | — | SW 9 | SW 4 | SW 4 | WSW 3 | — | SW 8 | SW 8 | WSW 8 | SW 8 |
| kJ | 1 | — | 3 | 31 | 19 | 12 | 9 | 3 | 2 | — | 3 | 4 | 2 | 1 | — | 3 | 3 | 7 | 3 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | W 11 | W 10 | W 10 | W 9 | SW 9 | SW 9 | — | SW 9 | SW 8 | SW 8 | SW 8 | — | — | — | SW 10 |
| kJ | — | — | — | — | 2 | 2 | 2 | 2 | 3 | 3 | — | 3 | 3 | 3 | 3 | — | — | — | 4 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | W 9 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | 2 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 3 | SW 4 | SW 5 | — | NW 3 | NW 4 | NW 4 | SW 5 | SW 4 | SW 3 | SW 4 | — | — | — | — | — | — | N 3 | N 4 |
| kJ | 4 | 40 | 73 | — | 4 | 5 | 5 | 6 | 5 | 3 | 4 | — | — | — | — | — | — | 4 | 9 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 556 | 588 | 179 | 309 | 337 | 140 | 308 | 308 | 308 | 307 | 307 | 302 | 288 | 288 | 288 | 288 | 288 | 140 | 132 |
Best forecast wave conditions in Lleyn Peninsula | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
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