Surf Forecasts:
Whistling Sands (Porth Oer) surf forecast from 14 Jun 2026:
- Most powerful swell: Wednesday 17 Jun, 10AM (local time) - 5ft (1.5m), 6s period, SW swell with 167 kJ wave energy.
Best Forecast Surf Conditions for Whistling Sands (Porth Oer) this week:
The most powerful waves expected at Whistling Sands (Porth Oer) in the next 16 days are 1.5m 6s and forecast to arrive on Wednesday (Jun 17) at 10AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.7m 6s period and expected on Wednesday (Jun 17) at 7AM.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 10AM (Wed 17th Jun) | 5ft (1.5m) 6s |
Table - best surf conditions forecast for Whistling Sands (Porth Oer) over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 10mm), heaviest on Tue night. Very mild (max 19°C on Mon afternoon, min 11°C on Sun morning). Mainly fresh winds. | Days 4-6 Weather SummaryLight rain (total 5mm), mostly falling on Fri night. Very mild (max 16°C on Fri morning, min 13°C on Wed morning). Winds decreasing (strong winds from the S on Fri morning, light winds from the SW by Fri night). | ||||||||||||||||||||
Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | W 15 | NNW 4 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | WSW 11 | SW 6 | SW 6 | SW 8 | WSW 9 | WSW 8 | WSW 8 | WSW 8 | W 11 | SW 7 | SW 7 | SW 7 | SW 7 |
Wave Graph  | |||||||||||||||||||||
 kJ | 4 | 8 | 7 | 7 | 7 | 6 | 6 | 6 | 13 | 167 | 141 | 15 | 7 | 7 | 14 | 7 | 2 | 100 | 44 | 28 | 28 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | glassy | glassy | on |
High Tide | 8:25PM4.07m | 8:51AM4.07m | 9:14PM4.24m | 9:41AM4.08m | 10:02PM4.32m | 10:31AM3.98m | 10:51PM4.32m | 11:20AM3.81m | 11:41PM4.21m | 12:11PM3.58m | 00:32AM4.03m | 1:05PM3.34m | 1:27AM3.79m | ||||||||
Low Tide | 3:03PM0.35m | 3:31AM0.22m | 3:54PM0.27m | 4:24AM0.07m | 4:43PM0.26m | 5:16AM0.01m | 5:32PM0.31m | 6:07AM0.04m | 6:20PM0.42m | 6:59AM0.17m | 7:09PM0.58m | 7:51AM0.35m | 7:59PM0.76m | ||||||||
 |  |  | | |  | |  |  |  | | | | | | | |  | | |  | |
 | 4:52 | — | — | 4:52 | — | — | 4:52 | — | — | 4:52 | — | — | 4:52 | — | — | 4:52 | — | — | 4:52 | — | — |
 | — | — | 9:44 | — | — | 9:45 | — | — | 9:45 | — | — | 9:45 | — | — | 9:45 | — | — | 9:46 | — | — | 9:46 |
mm | — | — | — | — | — | — | — | 1 | 9 | — | — | — | — | — | — | — | 2 | 3 | — | — | — |
Temp °C | 11 | 13 | 15 | 18 | 19 | 14 | 14 | 14 | 14 | 13 | 14 | 14 | 15 | 15 | 15 | 16 | 15 | 14 | 13 | 15 | 16 |
Feels °C | 8 | 9 | 12 | 14 | 17 | 11 | 10 | 9 | 11 | 9 | 8 | 8 | 10 | 10 | 11 | 9 | 10 | 12 | 12 | 11 | 13 |
Swell 1 Height (m) Direction Period (s) | NNW 4 | SW 6 | N 3 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | WSW 11 | WSW 11 | WSW 11 | SW 8 | WSW 9 | WSW 8 | WSW 8 | SW 11 | W 11 | — | SW 7 | SW 7 | SW 7 |
| kJ | 6 | 1 | 2 | 7 | 7 | 6 | 6 | 6 | 13 | 12 | 13 | 15 | 7 | 7 | 14 | 5 | 2 | — | 44 | 28 | 28 |
Swell 2 Height (m) Direction Period (s) | SW 4 | SW 14 | SW 5 | S 6 | S 6 | W 10 | W 9 | W 9 | SW 9 | — | — | — | SW 11 | — | — | WSW 8 | — | — | — | NNW 4 | — |
| kJ | 3 | 8 | 1 | 1 | 1 | 2 | 2 | 2 | 3 | — | — | — | 5 | — | — | 7 | — | — | — | 1 | — |
Swell 3 Height (m) Direction Period (s) | W 15 | — | SW 13 | — | SW 13 | — | — | W 11 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 4 | — | 7 | — | 7 | — | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | NNW 4 | — | SE 4 | SE 3 | SSW 4 | SW 5 | SW 4 | SSW 4 | SW 6 | SW 6 | SW 5 | SSW 5 | SW 5 | SW 5 | SSW 6 | SSW 5 | SW 7 | WSW 7 | — | — |
| kJ | — | 7 | — | 15 | 5 | 8 | 24 | 29 | 30 | 167 | 141 | 51 | 37 | 45 | 51 | 39 | 46 | 100 | 32 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 112 | 113 | 192 | 287 | 324 | 296 | 250 | 270 | 163 | 256 | 256 | 207 | 191 | 256 | 139 | 163 | 256 | 15 | 302 | 427 | 284 |
Best forecast wave conditions in Lleyn Peninsula | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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Live 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 Whistling Sands (Porth Oer) 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 Whistling Sands (Porth Oer) Surf forecast
The above surf forecast table for Whistling Sands (Porth Oer) provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Whistling Sands (Porth Oer) can be found by selecting the local surf guide option on the grey menu. Our Whistling Sands (Porth Oer) 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 (Whistling Sands (Porth Oer)) 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 Whistling Sands (Porth Oer) 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.
Are you planning a holiday in Lleyn Peninsula? If you are looking for accommodation near Whistling Sands (Porth Oer), camping, hotels and holiday cottages in Lleyn Peninsula, consider staying in Porthmadog which is 41 km (25 miles) away. Other places in and around Lleyn Peninsula where you can find information about places to rent, and car hire include Anglesey which is 48 km (30 miles) away, Holyhead, Bangor and Aberystwyth.
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