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Llwyngwril Surf Forecast
/ Wales – Mid (13 surf breaks) /
Surf Forecasts:
Llwyngwril surfForecast / Wales – Mid / UK
12 Day Weather and Surf, issued 5 am Saturday 29 Nov 2025 GMTForecast update in hr min s Forecast update imminent
Llwyngwril surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Llwyngwril sea temperature is
10.0° C
(Which is 1.4°C colder than average for this time of year)Best Forecast Surf Conditions for Llwyngwril this week:
The surf forecast for Llwyngwril over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Dec 02) at 9PM. The primary swell is predicted to be 0.9m and 9s period with a secondary swell of 0.4m and 10s. Another secondary swell of 0.2m and 15s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Llwyngwril in the next 12 days are 3.0m 11s and forecast to arrive on Saturday (Dec 06) at 3AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.5m 5s period and expected on Thursday (Dec 04) at 6AM.
| Wave Type | Time (GMT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9PM (Tue 2nd Dec) | 3ft (0.9m) 9s |
| Best Surf | 6AM (Sat 6th Dec) | 10ft (3.0m) 10s |
| Most Powerful | 3AM (Sat 6th Dec) | 10ft (3.0m) 11s |
Table - best surf conditions forecast for Llwyngwril over the next 12 days.
Updates in hr min s Forecast update imminent
Short Range Forecast Heavy rain (total 54mm), heaviest during Mon morning. Very mild (max 12°C on Mon morning, min 5°C on Sat night). Winds increasing (light winds from the WNW on Sat morning, strong winds from the S by Sun night). | Days 3-6 Weather Summary Light rain (total 9mm), mostly falling on Tue morning. Mild temperatures (max 9°C on Tue morning, min 5°C on Thu night). Winds increasing (light winds from the W on Tue morning, near gales from the SE by Thu morning). | ||||||||||||||||||||
Saturday 29 | Sunday 30 | Monday 01 | Tuesday 02 | Wednesday 03 | Thursday 04 | Friday 05 | |||||||||||||||
| AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Rating (10 max) | |||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
| Wave Height (m) & direction (?) | |||||||||||||||||||||
| Period(s) (?) | 8 | 9 | 6 | 10 | 4 | 7 | 10 | 10 | 10 | 10 | 10 | 5 | 14 | 8 | 7 | 9 | 10 | 9 | 7 | 9 | 11 |
Wave (?)Graph  | |||||||||||||||||||||
 kJ (?) | 64 | 55 | 106 | 24 | 12 | 279 | 876 | 1137 | 175 | 154 | 61 | 57 | 39 | 86 | 183 | 734 | 315 | 162 | 237 | 842 | 1850 |
Wind (km/h) | |||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | on | on | cross | cross- off | cross- off | cross- off | on | cross- on | cross | cross- off | cross- off | cross- off | off | off | cross | off | off | off | cross- off |
High Tide / height (m) | 2:29PM 4.10 | 3:09AM 3.82 | 3:41PM 4.28 | 4:19AM 4.10 | 4:46PM 4.57 | 5:17AM 4.47 | 5:41PM 4.87 | 6:08AM 4.82 | 6:33PM 5.10 | 6:58AM 5.08 | 7:23PM 5.22 | 7:47AM 5.24 | 8:15PM 5.22 | ||||||||
Low Tide / height (m) | 9:30AM 2.01 | 10:13PM 1.60 | 10:38AM 1.82 | 11:13PM 1.40 | 11:36AM 1.58 | 12:07AM 1.21 | 12:31PM 1.36 | 12:58AM 1.08 | 1:25PM 1.18 | 1:50AM 1.00 | 2:19PM 1.05 | 2:42AM 0.98 | 3:13PM 0.95 | ||||||||
Saturday 29 | Sunday 30 | Monday 01 | Tuesday 02 | Wednesday 03 | Thursday 04 | Friday 05 | |||||||||||||||
| Sunrise | 8:00 | - | - | 8:02 | - | - | 8:03 | - | - | 8:04 | - | - | 8:07 | - | - | 8:07 | - | - | 8:08 | - | - |
| Sunset | - | 4:07 | - | - | 4:06 | - | - | 4:05 | - | - | 4:04 | - | - | 4:04 | - | - | 4:02 | - | - | 4:02 | - |
 | |  |  |  |  |  |  | | |  | | |  |  | | | | | |  | |
Rain (mm) | 1 | 2 | 1 | - | - | 14 | 15 | 10 | 11 | 1 | - | 2 | 1 | 2 | - | 1 | 2 | - | - | 6 | 7 |
| Temp. °C | 8 | 7 | 7 | 7 | 7 | 11 | 12 | 12 | 12 | 9 | 9 | 8 | 9 | 9 | 8 | 8 | 8 | 7 | 9 | 9 | 10 |
| Feels °C (?) | 5 | 4 | 1 | 3 | 2 | 2 | 4 | 4 | 4 | 5 | 5 | 4 | 5 | 4 | 2 | -4 | -1 | 2 | 1 | -3 | 5 |
- Map Icons:
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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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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Llwyngwril surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the Llwyngwril Surf forecast
The above surf forecast table for Llwyngwril provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Llwyngwril can be found by selecting the local surf guide option on the grey menu. Our Llwyngwril surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Llwyngwril) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Llwyngwril may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Llwyngwril is 27 km (17 miles) from Porthmadog. If you plan a holiday in Mid Wales, look for hotels and other accommodation in Porthmadog. Porthmadog has rooms for a wide range of budgets as well as car hire and transport links.
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