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Surf Forecasts:
Whistling Sands (Porth Oer) surfForecast / Wales – Lleyn / UK
48hr Weather and Surf, issued 11 am Monday 29 Dec 2025 GMTForecast 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
10.9° C
(Which is 1.4°C warmer than normal for this time of year)How big are the waves at Whistling Sands (Porth Oer) today?
The current surf forecast for Whistling Sands (Porth Oer) at 6PM is: 0.1m 13s primary swell from a West direction (forecast issued at 11:00am December 29). An open ocean swell of 0.2m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Dec) | 0.5ft (0.1m) | 14s |
| Afternoon (29 Dec) | 0.5ft (0.1m) | 13s |
| Evening (29 Dec) | 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
Monday 29 | Tuesday 30 | Wednesday 31 | Thursday 01 | |||||||||||||||||||||
| 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 18 | 18 | 16 | 16 | 16 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 4 | 4 | 4 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 6 | 6 | 5 | 5 | 10 | 8 | 8 | 4 | 4 | 3 | 7 | 3 | 5 | 5 | 10 | 26 | 42 |
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 | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- off | cross- off | glass | glass | glass | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 3:02PM 3.36 | 3:48AM 3.14 | 4:14PM 3.41 | 4:55AM 3.33 | 5:22PM 3.54 | 5:55AM 3.59 | ||||||||||||||||||
Low Tide / height (m) | 9:21AM 1.19 | 10:13PM 0.90 | 10:40AM 1.11 | 11:25PM 0.82 | 11:56AM 0.90 | 12:31AM 0.68 | ||||||||||||||||||
Monday 29 | Tuesday 30 | Wednesday 31 | Thursday 01 | |||||||||||||||||||||
| Sunrise | 8:30 | - | - | - | - | - | - | - | 8:30 | - | - | - | - | - | - | - | 8:30 | - | - | - | - | - | - | - |
| Sunset | - | - | 4:09 | - | - | - | - | - | - | - | 4:09 | - | - | - | - | - | - | - | 4:10 | - | - | - | - | - |
 | |  |  | |  | | | | | |  | | | | |  | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 3 | 3 | 3 | 4 | 4 | 6 | 6 | 5 | 6 | 5 | 6 | 5 | 5 | 5 | 5 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 5 | 6 |
| Feels °C (?) | 0 | 0 | -1 | 0 | -1 | 0 | -1 | -2 | -1 | -2 | 0 | -1 | 0 | 1 | 2 | 1 | 2 | 2 | 1 | 0 | -1 | -2 | -4 | -3 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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