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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 am Tuesday 21 Apr 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
9.9° C
(Which is slightly warmer than usual)How big are the waves at Whistling Sands (Porth Oer) today?
The current surf forecast for Whistling Sands (Porth Oer) at 11AM is: 0.1m 13s primary swell from a Southwest direction (forecast issued at 06:00am April 21). An open ocean swell of 0.6m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Apr) | 0.5ft (0.1m) | 13s |
| Afternoon (21 Apr) | 0.5ft (0.1m) | 13s |
| Evening (21 Apr) | 0.5ft (0.1m) | 13s |
Table - waves today at Whistling Sands (Porth Oer). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 21 | Wednesday 22 | Thursday 23 | Fri 24 | |||||||||||||||||||||
| 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 | 1 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 13 | 18 | 18 | 13 | 13 | 13 | 13 | 9 | 8 | 8 | 5 | 16 | 12 | 10 | 9 | 12 | 12 | 12 | 11 | 11 | 10 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 4 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 2 | 1 | 1 | 1 | 10 | 3 | 2 | 2 | 3 | 3 | 5 | 20 | 40 | 63 | 92 | 88 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- on | cross | cross- off | cross- off |
High Tide / height (m) | 11:40AM 3.98 | 12:00AM 3.94 | 12:31PM 3.59 | 12:53AM 3.64 | 1:31PM 3.18 | |||||||||||||||||||
Low Tide / height (m) | 6:15AM 0.27 | 6:38PM 0.60 | 7:11AM 0.51 | 7:34PM 0.90 | 8:17AM 0.76 | 8:42PM 1.16 | ||||||||||||||||||
Tuesday 21 | Wednesday 22 | Thursday 23 | Fri 24 | |||||||||||||||||||||
| Sunrise | - | 6:07 | - | - | - | - | - | - | - | 6:05 | - | - | - | - | - | - | - | 6:03 | - | - | - | - | - | - |
| Sunset | - | - | - | - | - | 8:28 | - | - | - | - | - | - | - | 8:29 | - | - | - | - | - | - | - | 8:30 | - | - |
 |  | |  | |  | | |  | | | | | |  | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 8 | 7 | 7 | 11 | 12 | 11 | 9 | 8 | 7 | 7 | 8 | 11 | 14 | 15 | 12 | 9 | 8 | 8 | 9 | 12 | 14 | 15 | 14 | 12 |
| Feels °C (?) | 2 | 1 | 0 | 4 | 5 | 3 | 1 | -1 | -2 | -1 | 1 | 5 | 9 | 12 | 6 | 3 | 2 | 1 | 3 | 9 | 11 | 12 | 10 | 8 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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