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Porth Nefyn Surf Forecast
/ Wales – Lleyn (14 surf breaks) /
Surf Forecasts
Porth Nefyn surfForecast / Wales – Lleyn / UK
48hr Weather and Surf, issued 12 pm Wednesday 07 May 2025 BSTForecast update in hr min s Forecast update imminent
Porth Nefyn surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Porth Nefyn sea temperature is
11.9° C
(Which is 1.8°C warmer than normal for this time of year)How big are the waves at Porth Nefyn today?
The current surf forecast for Porth Nefyn at 7PM is: 0.3m 3s primary swell from a North-northwest direction (forecast issued at 12:00pm May 07). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (07 May) | 0.5ft (0.1m) | 2s |
| Afternoon (07 May) | 1.5ft (0.4m) | 3s |
| Evening (07 May) | 1ft (0.3m) | 3s |
Table - waves today at Porth Nefyn. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 07 | Thursday 08 | Friday 09 | Saturday 10 | Sunday 11 | Monday 12 | Tuesday 13 | Wednesday 14 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| 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 | 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 | 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 | |
Rating (10 max) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Swell Height Map |    |    |    |    |    |    |    |    | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Period(s) (?) | 2 | 3 | 3 | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 2 | 3 | 3 | 2 | 2 | 3 | 3 | 3 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Energy (?) | 0 | 1 | 3 | 2 | 2 | 0 | 0 | 1 | 1 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 3 | 3 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | on | on | on | cross- on | cross- off | cross- off | cross- off | glass | cross- on | on | cross- on | cross- on | cross | off | glass | glass | glass | on | cross- on | cross- on | cross- off | off | cross- off | cross | glass | on | cross- on | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- on | cross | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | off | off | off | off | cross- off | cross- off | on | on | on | cross- on | glass | cross- off | cross- off | glass | on | cross- on |
High Tide / height (m) | 6:43PM 2.78 | 6:49AM 3.13 | 7:22PM 2.97 | 7:29AM 3.26 | 7:56PM 3.16 | 8:06AM 3.38 | 8:28PM 3.33 | 8:41AM 3.46 | 9:00PM 3.46 | 9:14AM 3.51 | 9:30PM 3.54 | 9:47AM 3.50 | 10:01PM 3.56 | 10:19AM 3.44 | ||||||||||||||||||||||||||||||||||||||||||||||
Low Tide / height (m) | 1:06PM 0.77 | 1:21AM 1.01 | 1:53PM 0.64 | 2:06AM 0.85 | 2:31PM 0.55 | 2:44AM 0.70 | 3:04PM 0.49 | 3:18AM 0.59 | 3:36PM 0.46 | 3:51AM 0.51 | 4:07PM 0.48 | 4:25AM 0.47 | 4:40PM 0.53 | 5:00AM 0.49 | 5:14PM 0.62 | |||||||||||||||||||||||||||||||||||||||||||||
Wednesday 07 | Thursday 08 | Friday 09 | Saturday 10 | Sunday 11 | Monday 12 | Tuesday 13 | Wednesday 14 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 5:33 | - | - | - | - | - | - | - | 5:31 | - | - | - | - | - | - | - | 5:28 | - | - | - | - | - | - | - | 5:26 | - | - | - | - | - | - | - | 5:26 | - | - | - | - | - | - | - | 5:24 | - | - | - | - | - | - | - | 5:22 | - | - | - | - |
| Sunset | - | - | - | 8:54 | - | - | - | - | - | - | - | 8:57 | - | - | - | - | - | - | - | 8:58 | - | - | - | - | - | - | - | 9:00 | - | - | - | - | - | - | - | 9:01 | - | - | - | - | - | - | - | 9:02 | - | - | - | - | - | - | - | 9:05 | - | - | - | - | - | - | - | 9:07 |
 |  |  | |  |  | | | | | | | | | | | | | | |  | | | | | | | | | | | | | | |  | |  | | | | | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 2 | - | 1 | 1 | - | 2 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 11 | 11 | 11 | 10 | 11 | 12 | 11 | 9 | 10 | 11 | 13 | 13 | 13 | 12 | 11 | 10 | 11 | 13 | 13 | 13 | 14 | 15 | 14 | 13 | 14 | 16 | 16 | 17 | 17 | 14 | 14 | 14 | 16 | 18 | 18 | 12 | 15 | 15 | 15 | 13 | 13 | 13 | 16 | 16 | 16 | 15 | 14 | 12 | 13 | 15 | 14 | 14 | 14 | 14 | 14 | 15 | 16 | 18 | 18 | 19 |
| Feels °C (?) | 7 | 5 | 5 | 6 | 7 | 9 | 9 | 7 | 9 | 8 | 8 | 8 | 9 | 8 | 9 | 8 | 10 | 11 | 10 | 10 | 11 | 13 | 11 | 10 | 11 | 14 | 13 | 14 | 14 | 10 | 10 | 10 | 12 | 13 | 15 | 10 | 13 | 12 | 13 | 10 | 10 | 11 | 14 | 15 | 15 | 13 | 12 | 10 | 11 | 13 | 12 | 13 | 13 | 13 | 14 | 14 | 15 | 16 | 16 | 16 |
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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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