Surf Forecasts:
How big are the waves at Whistling Sands (Porth Oer) today (18 Jul):
- Morning surf: Morning surf (18 Jul, local time) - 2.5ft (0.7m), 4s period with N swell.
- Afternoon surf: Afternoon surf (18 Jul, local time) - 4ft (1.2m), 5s period with NNW swell.
- Evening surf: Evening surf (18 Jul, local time) - 4ft (1.2m), 5s period with N swell.
The current surf forecast for Whistling Sands (Porth Oer) at 4AM is: 0.1m 11s primary swell from a Southwest direction and 0.1m 6s secondary swell from a Southwest direction, 0.5m 3s secondary swell from a North direction (forecast issued at 12:00am July 18). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jul) | 2.5ft (0.7m) | 4s |
| Afternoon (18 Jul) | 4ft (1.2m) | 5s |
| Evening (18 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 18°C on Fri night, min 13°C on Fri night). Winds decreasing (fresh winds from the NNW on Sat afternoon, light winds from the NNE by Sat night). | ||||||||||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | ||||||||||||||||||||||
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 3 | N 3 | N 4 | NNW 4 | NNW 4 | NNW 5 | N 6 | N 5 | N 5 | SW 11 | SW 11 | NNW 4 | NNW 4 | NNW 3 | N 3 | N 4 | N 4 | N 4 | N 4 | N 5 | N 5 | N 5 | N 5 | N 4 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 6 | 5 | 9 | 16 | 34 | 102 | 119 | 65 | 22 | 5 | 5 | 5 | 3 | 3 | 5 | 13 | 10 | 9 | 14 | 33 | 39 | 59 | 70 | 33 |
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 | cross | cross | cross-on | cross-on | 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 | 11:24PM4.39m | 11:50AM3.73m | 00:09AM4.20m | 12:36PM3.54m | 00:55AM3.91m | 1:23PM3.32m | ||||||||||||||||||
Low Tide | 6:35AM0.04m | 6:41PM0.39m | 7:19AM0.27m | 7:23PM0.61m | 8:02AM0.55m | 8:07PM0.85m | ||||||||||||||||||
 | |  | | | | | |  |  |  | | | | | | | | | | | | | | |
 | — | 5:15 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — | — | 5:18 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:32 | — | — | — | — | — | — | — | 9:31 | — | — | — | — | — | — | — | 9:30 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 14 | 13 | 13 | 13 | 14 | 16 | 17 | 18 | 16 | 15 | 14 | 15 | 15 | 16 | 17 | 15 | 14 | 13 | 13 | 13 | 14 | 16 | 17 |
Feels °C | 13 | 10 | 9 | 8 | 7 | 8 | 11 | 13 | 15 | 14 | 13 | 12 | 13 | 11 | 12 | 11 | 11 | 11 | 10 | 9 | 8 | 9 | 11 | 13 |
Swell 1 Height (m) Direction Period (s) | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 5 | SW 11 | SW 11 | SW 11 | N 5 | NNW 4 | SW 11 | S 11 | S 10 | S 10 | S 10 | — | — | — | — | W 9 | — | — | — |
| kJ | 1 | 1 | 1 | 1 | 1 | 1 | 5 | 5 | 5 | 11 | 6 | 5 | 2 | 2 | 2 | 2 | — | — | — | — | 2 | — | — | — |
Swell 2 Height (m) Direction Period (s) | SW 13 | SW 11 | SW 11 | SW 11 | — | SW 11 | S 5 | S 5 | — | SW 11 | SW 11 | — | — | — | — | — | — | — | — | — | — | — | — | W 8 |
| kJ | 6 | 5 | 5 | 5 | — | 5 | 1 | 1 | — | 5 | 5 | — | — | — | — | — | — | — | — | — | — | — | — | 1 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | S 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | N 3 | N 3 | N 4 | NNW 4 | NNW 4 | NNW 5 | N 6 | N 5 | N 5 | — | — | NNW 4 | NNW 4 | NNW 3 | N 3 | N 4 | N 4 | N 4 | N 4 | N 5 | N 5 | N 5 | N 5 | N 4 |
| kJ | 6 | 5 | 9 | 16 | 34 | 102 | 119 | 65 | 22 | — | — | 3 | 3 | 3 | 5 | 13 | 10 | 9 | 14 | 33 | 39 | 59 | 70 | 33 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 311 | 336 | 325 | 325 | 325 | 325 | 325 | 325 | 218 | 252 | 257 | 321 | 313 | 308 | 308 | 297 | 310 | 310 | 310 | 325 | 325 | 311 | 364 | 310 |
Best forecast wave conditions in Lleyn Peninsula | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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