Surf Forecasts:
How big are the waves at Whistling Sands (Porth Oer) today (21 Jul):
- Afternoon surf: Afternoon surf (21 Jul, local time) - 3ft (0.9m), 4s period with N swell.
- Evening surf: Evening surf (21 Jul, local time) - 2.5ft (0.7m), 5s period with N swell.
The current surf forecast for Whistling Sands (Porth Oer) at 1PM is: 0.8m 4s primary swell from a North direction and 0.1m 7s secondary swell from a West direction (forecast issued at 06:00am July 21). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jul) | - | - |
| Afternoon (21 Jul) | 3ft (0.9m) | 4s |
| Evening (21 Jul) | 2.5ft (0.7m) | 5s |
Table - waves today at Whistling Sands (Porth Oer). (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Thu afternoon, min 11°C on Tue night). Winds decreasing (fresh winds from the N on Wed morning, light winds from the N by Thu night). | |||||||||||||||||||||||
Tuesday 21 | Wednesday 22 | Thursday 23 | |||||||||||||||||||||
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 5 | N 5 | N 5 | N 4 | N 4 | N 4 | N 5 | N 6 | N 7 | N 7 | N 6 | NNW 6 | NNW 5 | N 5 | N 5 | N 5 | N 6 | N 6 | N 6 | N 6 | N 5 | N 5 | N 5 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 25 | 25 | 18 | 19 | 30 | 22 | 23 | 0 | 0 | 0 | 141 | 126 | 102 | 64 | 44 | 34 | 50 | 54 | 50 | 49 | 27 | 25 | 11 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 2:14PM3.10m | 2:38AM3.23m | 3:13PM2.92m | 3:43AM2.96m | 4:24PM2.82m | ||||||||||||||||||
Low Tide | 8:45AM0.85m | 8:54PM1.09m | 9:33AM1.12m | 9:52PM1.30m | 10:33AM1.32m | ||||||||||||||||||
 |  |  | | | | | |  |  | | | | | | | | | | | | | | |
 | 5:18 | — | — | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — |
 | — | — | — | — | — | 9:29 | — | — | — | — | — | — | — | 9:28 | — | — | — | — | — | — | — | 9:27 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 13 | 12 | 13 | 15 | 16 | 15 | 13 | 11 | 12 | 12 | 13 | 16 | 17 | 17 | 15 | 14 | 13 | 14 | 14 | 16 | 18 | 18 |
Feels °C | 10 | 10 | 9 | 9 | 11 | 12 | 11 | 9 | 6 | 7 | 6 | 8 | 10 | 13 | 13 | 11 | 11 | 10 | 11 | 11 | 12 | 15 | 15 |
Swell 1 Height (m) Direction Period (s) | W 8 | NNW 5 | W 7 | W 7 | W 7 | — | — | — | — | — | — | — | — | — | — | — | — | W 14 | W 14 | W 14 | W 14 | — | — |
| kJ | 1 | 9 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 4 | 4 | 4 | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | N 5 | N 5 | N 5 | N 4 | N 4 | N 4 | N 5 | N 6 | N 7 | N 7 | N 6 | NNW 6 | NNW 5 | N 5 | N 5 | N 5 | N 6 | N 6 | N 6 | N 6 | N 5 | N 5 | N 5 |
| kJ | 25 | 25 | 18 | 19 | 30 | 22 | 23 | 76 | 104 | 148 | 141 | 126 | 102 | 64 | 44 | 34 | 50 | 54 | 50 | 49 | 27 | 25 | 11 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 256 | 257 | 364 | 1046 | 1033 | 85 | 85 | 85 | 85 | 85 | 310 | 321 | 1035 | 327 | 314 | 314 | 218 | 218 | 273 | 341 | 313 | 329 | 314 |
Best forecast wave conditions in Lleyn Peninsula | |||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||||
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