Surf Forecasts:
Criccieth surf forecast from 3 Sep 2026:
- Best quality surf: Thursday 10 Sep, 10AM (local time) - 4ft (1.2m), 6s period, SW swell with cross-offshore winds.
- Most powerful swell: Tuesday 8 Sep, 4AM (local time) - 5.5ft (1.7m), 7s period, W swell with 298 kJ wave energy.
- Next surfable swell (1★+): Thursday 10 Sep, 10AM (local time) - 4ft (1.2m), 6s period with SW swell.
Best Forecast Surf Conditions for Criccieth this week:
The surf forecast for Criccieth over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Sep 10) at 10AM. The primary swell is predicted to be 1.2m and 6s period with a secondary swell of 0.9m and 6s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Criccieth in the next 16 days are 1.7m 7s and forecast to arrive on Tuesday (Sep 08) at 4AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.0m 5s period and expected on Wednesday (Sep 09) at 1AM.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 10AM (Thu 10th Sep) | 4ft (1.2m) 6s |
| Best Surf | 10AM (Thu 10th Sep) | 4ft (1.2m) 6s |
| Most Powerful | 4AM (Tue 8th Sep) | 5.5ft (1.7m) 7s |
Table - best surf conditions forecast for Criccieth over the next 16 days.
Short Range ForecastModerate rain (total 15mm), heaviest on Thu night. Very mild (max 18°C on Thu morning, min 12°C on Fri night). Winds decreasing (fresh winds from the WSW on Fri morning, light winds from the WSW by Sat morning). | Days 4-6 Weather SummaryModerate rain (total 12mm), heaviest on Mon night. Warm (max 22°C on Sun afternoon, min 11°C on Mon night). Mainly fresh winds. | ||||||||||||||||||||
Thursday 3 | Friday 4 | Saturday 5 | Sunday 6 | Monday 7 | Tuesday 8 | Wednesday 9 | |||||||||||||||
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) | WSW 5 | SW 5 | WSW 7 | WSW 5 | WSW 5 | W 5 | WSW 6 | WSW 6 | SW 4 | SW 5 | SW 6 | SW 6 | W 5 | WSW 10 | WSW 7 | W 6 | WSW 6 | WSW 7 | WSW 7 | W 4 | SW 4 |
Wave Graph  | |||||||||||||||||||||
 kJ | 46 | 87 | 116 | 87 | 111 | 71 | 22 | 13 | 4 | 10 | 32 | 51 | 36 | 83 | 257 | 165 | 75 | 21 | 5 | 17 | 18 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | cross-on | cross-on | cross-on | cross | cross-on | on | cross | cross-on | on | on | cross | on | cross-on | cross | cross | cross-off | cross-off | cross | on |
High Tide | 12:44PM3.81m | 1:11AM3.75m | 1:39PM3.50m | 2:15AM3.37m | 2:52PM3.24m | 3:40AM3.12m | 4:24PM3.21m | 5:14AM3.18m | 5:48PM3.49m | 6:26AM3.46m | 6:49PM3.91m | 7:20AM3.79m | 7:39PM4.31m | ||||||||
Low Tide | 7:09PM1.06m | 7:57AM1.23m | 8:33PM1.30m | 9:32AM1.45m | 10:30PM1.39m | 11:20AM1.45m | 00:10AM1.18m | 12:43PM1.19m | 1:22AM0.80m | 1:44PM0.85m | 2:16AM0.41m | 2:32PM0.53m | 3:02AM0.10m | ||||||||
 |  |  | |  |  | | |  | | |  | | | | |  | | | |  | |
 | 6:28 | — | — | 6:30 | — | — | 6:31 | — | — | 6:33 | — | — | 6:35 | — | — | 6:37 | — | — | 6:39 | — | — |
 | — | 8:01 | — | — | 7:59 | — | — | 7:57 | — | — | 7:54 | — | — | 7:52 | — | — | 7:50 | — | — | 7:47 | — |
mm | — | — | 15 | — | — | — | — | — | — | — | — | 1 | — | — | 9 | — | 1 | 1 | — | — | 2 |
Temp °C | 18 | 18 | 16 | 15 | 17 | 15 | 15 | 15 | 14 | 21 | 22 | 17 | 15 | 16 | 15 | 14 | 15 | 13 | 14 | 15 | 13 |
Feels °C | 16 | 15 | 12 | 9 | 11 | 10 | 13 | 13 | 11 | 17 | 19 | 15 | 13 | 13 | 10 | 8 | 10 | 8 | 9 | 11 | 11 |
Swell 1 Height (m) Direction Period (s) | — | — | WSW 7 | — | — | — | WSW 6 | NW 4 | SW 4 | SW 5 | W 13 | W 12 | WSW 13 | NW 4 | — | — | WSW 6 | WSW 7 | WSW 7 | — | NW 4 |
| kJ | — | — | 116 | — | — | — | 22 | 1 | 4 | 10 | 3 | 3 | 17 | 4 | — | — | 75 | 21 | 5 | — | 1 |
Swell 2 Height (m) Direction Period (s) | — | — | W 15 | — | — | — | NW 4 | W 14 | SW 6 | W 13 | — | — | W 9 | WSW 12 | — | — | — | — | SW 6 | — | W 7 |
| kJ | — | — | 4 | — | — | — | 3 | 4 | 2 | 3 | — | — | 2 | 15 | — | — | — | — | 1 | — | 1 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | W 14 | W 14 | W 13 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | 4 | 4 | 3 | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 5 | SW 5 | — | WSW 5 | WSW 5 | W 5 | — | WSW 6 | — | SE 2 | SW 6 | SW 6 | W 5 | WSW 10 | WSW 7 | W 6 | NW 5 | NW 5 | WNW 4 | W 4 | SW 4 |
| kJ | 46 | 87 | — | 87 | 111 | 71 | — | 13 | — | 1 | 32 | 51 | 36 | 83 | 257 | 165 | 24 | 51 | 23 | 17 | 18 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 269 | 292 | 23 | 258 | 508 | 143 | 23 | 269 | 138 | 196 | 398 | 262 | 23 | 268 | 286 | 286 | 509 | 143 | 311 | 268 | 148 |
Best forecast wave conditions in Lleyn Peninsula | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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 Criccieth 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 Criccieth Surf forecast
The above surf forecast table for Criccieth provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Criccieth can be found by selecting the local surf guide option on the grey menu. Our Criccieth 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 (Criccieth) 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 Criccieth 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.
Criccieth is 4 km (2 miles) from Porthmadog. If you plan a holiday in Lleyn Peninsula, 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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