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Whistling Sands (Porth Oer) Surf Forecast
/ Wales – Lleyn (14 surf breaks) /
Surf Forecasts:
Whistling Sands (Porth Oer) surfForecast / Wales – Lleyn / UK
48hr Weather and Surf, issued 6 pm Friday 29 May 2026 BSTForecast update in hr min s Forecast update imminent
Whistling Sands (Porth Oer) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Whistling Sands (Porth Oer) sea temperature is
12.6° C
(Which is 1.0°C warmer than normal for this time of year)How big are the waves at Whistling Sands (Porth Oer) today (30 May):
- Afternoon surf: Afternoon surf (30 May, local time) - 3ft (0.9m), 5s period with SW swell.
- Evening surf: Evening surf (30 May, local time) - 3ft (0.9m), 5s period with SW swell.
The current surf forecast for Whistling Sands (Porth Oer) at 12AM is: 0.9m 5s primary swell from a Southwest direction and 0.2m 11s secondary swell from a West-southwest direction, 0.1m 15s secondary swell from a Southwest direction (forecast issued at 06:00pm May 29). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 May) | - | - |
| Afternoon (30 May) | 3ft (0.9m) | 5s |
| Evening (30 May) | 3ft (0.9m) | 5s |
Table - waves today at Whistling Sands (Porth Oer). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Sun night. Very mild (max 15°C on Fri afternoon, min 12°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Fri 29 | Saturday 30 | Sunday 31 | Mon 1 | |||||||||||||||||||||
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 | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 5 | SW 5 | SW 5 | SW 5 | SW 5 | WSW 9 | WSW 10 | SW 10 | SW 8 | WSW 13 | SW 13 | WSW 12 | SW 12 | WSW 12 | WSW 12 | SW 12 | SW 11 | WSW 11 | WSW 11 | SW 5 | SW 5 | SW 6 | SW 11 | SW 11 | |
42 | 50 | 43 | 30 | 22 | 17 | 18 | 24 | 19 | 18 | 42 | 58 | 71 | 94 | 91 | 195 | 189 | 84 | 84 | 65 | 73 | 43 | 30 | 29 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 8:07PM3.58m | 8:24AM3.57m | 8:43PM3.68m | 9:02AM3.59m | 9:18PM3.73m | 9:38AM3.57m | ||||||||||||||||||
Low Tide | 2:42PM0.68m | 3:02AM0.69m | 3:17PM0.68m | 3:38AM0.62m | 3:50PM0.68m | 4:14AM0.59m | ||||||||||||||||||
 | |  |  | |  | | |  | | | |  | | | | | | | | |  | | | |
 | — | — | — | — | 5:01 | — | — | — | — | — | — | — | 5:01 | — | — | — | — | — | — | — | 5:00 | — | — | — |
 | — | 9:29 | — | — | — | — | — | — | — | 9:30 | — | — | — | — | — | — | — | 9:30 | — | — | — | — | — | 9:32 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | |
Temp °C | 15 | 15 | 14 | 13 | 13 | 12 | 13 | 13 | 14 | 14 | 14 | 13 | 12 | 12 | 12 | 13 | 14 | 14 | 13 | 13 | 12 | 12 | 13 | 13 |
10 | 10 | 10 | 10 | 10 | 9 | 10 | 9 | 10 | 10 | 10 | 9 | 8 | 8 | 9 | 10 | 10 | 10 | 9 | 9 | 8 | 8 | 9 | 10 | |
Swell 1 Height (m) Direction Period (s) | SW 15 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 9 | WSW 10 | SW 10 | SW 8 | WSW 13 | SW 13 | WSW 12 | SW 12 | WSW 12 | WSW 12 | SW 12 | — | WSW 11 | WSW 11 | WSW 11 | WSW 11 | SW 6 | SW 11 | SW 11 |
 kJ | 8 | 14 | 12 | 11 | 11 | 17 | 18 | 24 | 18 | 18 | 42 | 58 | 71 | 94 | 91 | 195 | — | 84 | 84 | 48 | 47 | 43 | 30 | 29 |
Swell 2 Height (m) Direction Period (s) | SW 12 | SW 15 | SW 15 | SW 15 | SW 16 | SW 16 | SW 6 | SW 14 | WSW 14 | WSW 8 | WSW 8 | — | — | — | — | — | — | — | — | — | WSW 11 | SW 11 | SW 14 | SW 14 |
| kJ | 5 | 9 | 9 | 9 | 10 | 10 | 1 | 8 | 19 | 6 | 6 | — | — | — | — | — | — | — | — | — | 68 | 30 | 8 | 8 |
Swell 3 Height (m) Direction Period (s) | — | — | SW 15 | SW 16 | SW 16 | — | SW 14 | — | — | SW 9 | W 9 | — | — | — | — | — | — | — | — | — | — | SW 14 | SW 14 | SW 14 |
| kJ | — | — | 9 | 9 | 10 | — | 7 | — | — | 3 | 2 | — | — | — | — | — | — | — | — | — | — | 8 | 8 | 8 |
Wind waves Height (m) Direction Period (s) | SW 5 | SW 5 | SW 5 | SW 5 | SW 5 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 | SW 5 | SW 5 | SW 5 | SW 11 | SW 5 | SW 5 | SW 5 | SW 5 | SSE 3 | SSW 5 | SSW 5 |
| kJ | 42 | 50 | 43 | 30 | 22 | 12 | 9 | 7 | 7 | 10 | 12 | 21 | 23 | 25 | 25 | 21 | 189 | 25 | 37 | 65 | 73 | 4 | 33 | 40 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 256 | 145 | 145 | 130 | 106 | 77 | 139 | 256 | 256 | 207 | 125 | 71 | 71 | 125 | 278 | 15 | 278 | 278 | 71 | 71 | 71 | 161 | 77 | 139 |
Best forecast wave conditions in Lleyn Peninsula | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Ocean Swells (m)- Wind Speed (km/h)
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