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Treustel Surf Forecast
/ Brittany – Finistere (75 surf breaks) /
Surf Forecasts:
Treustel surfForecast / Brittany – Finistere / France
16 Day Weather and Surf, issued 1 pm Sunday 17 May 2026 CESTForecast update in hr min s Forecast update imminent
Treustel surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Treustel sea temperature is
14.5° C
(Which is 1.1°C warmer than normal for this time of year)Best Forecast Surf Conditions for Treustel this week:
The surf forecast for Treustel over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (May 17) at 5PM. The primary swell is predicted to be 1.4m and 14s period with a secondary swell of 0.8m and 10s. Another secondary swell of 1.1m and 8s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Treustel in the next 16 days are 3.0m 14s and forecast to arrive on Wednesday (May 20) at 11AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 2s period and expected on Saturday (May 23) at 8AM.
| Wave Type | Time (CEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 5PM (Sun 17th May) | 4.5ft (1.4m) 14s |
| Best Surf | 5PM (Sun 17th May) | 4.5ft (1.4m) 14s |
| Most Powerful | 11AM (Wed 20th May) | 10ft (3.0m) 14s |
Table - best surf conditions forecast for Treustel over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 12mm), heaviest on Mon night. Very mild (max 15°C on Tue afternoon, min 11°C on Sun night). Winds increasing (light winds from the WNW on Sun night, fresh winds from the SW by Mon night). | Days 5-7 Weather SummaryMostly dry. Warm (max 23°C on Fri night, min 15°C on Wed afternoon). Wind will be generally light. | ||||||||||||||||||||
Sun 17 | Monday 18 | Tuesday 19 | Wednesday 20 | Thursday 21 | Friday 22 | Saturday 23 | |||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
W 14 | WNW 12 | WNW 12 | W 12 | WNW 11 | WSW 8 | WSW 8 | W 9 | W 14 | W 13 | W 12 | W 12 | W 11 | W 11 | W 12 | W 12 | W 11 | W 10 | W 10 | W 10 | W 10 | |
736 | 1155 | 847 | 786 | 316 | 778 | 740 | 601 | 3267 | 2504 | 1354 | 699 | 457 | 498 | 940 | 698 | 466 | 360 | 374 | 239 | 184 | |
Wind (km/h) | |||||||||||||||||||||
cross-off | cross-off | cross | cross-on | cross-on | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | |
High Tide | 5:50PM4.38m | 6:15AM4.27m | 6:36PM4.37m | 7:04AM4.12m | 7:24PM4.25m | 7:55AM3.88m | 8:16PM4.04m | 8:51AM3.59m | 9:14PM3.79m | 9:54AM3.32m | 10:22PM3.55m | 11:09AM3.13m | 11:39PM3.39m | 12:29PM3.08m | |||||||
Low Tide | 00:04AM-0.08m | 12:24PM0.07m | 00:53AM-0.02m | 1:12PM0.22m | 1:45AM0.15m | 2:03PM0.44m | 2:41AM0.39m | 2:59PM0.68m | 3:43AM0.64m | 4:02PM0.90m | 4:51AM0.84m | 5:11PM1.06m | 6:02AM0.94m | ||||||||
 |  |  | |  | |  |  | | | | | | |  | |  | | | | | |
 | — | — | 6:35 | — | — | 6:33 | — | — | 6:33 | — | — | 6:31 | — | — | 6:31 | — | — | 6:28 | — | — | 6:28 |
 | — | 9:50 | — | — | 9:51 | — | — | 9:52 | — | — | 9:52 | — | — | 9:53 | — | — | 9:55 | — | — | 9:57 | 9:58 |
— | 1 | 2 | 1 | 7 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | |
Temp °C | 13 | 13 | 12 | 12 | 14 | 14 | 15 | 14 | 15 | 16 | 15 | 17 | 21 | 22 | 19 | 22 | 23 | 23 | 27 | 27 | 16 |
7 | 8 | 9 | 8 | 8 | 9 | 9 | 10 | 12 | 13 | 13 | 12 | 17 | 19 | 18 | 21 | 22 | 24 | 25 | 26 | 15 | |
Swell 1 Height (m) Direction Period (s) | W 14 | WNW 12 | WNW 12 | W 12 | WNW 11 | W 16 | W 15 | W 9 | W 14 | W 13 | W 12 | W 12 | W 11 | W 11 | W 12 | W 12 | W 11 | W 10 | W 10 | W 10 | W 10 |
 kJ | 736 | 1155 | 847 | 786 | 260 | 5 | 17 | 601 | 3267 | 2504 | 1354 | 699 | 457 | 498 | 940 | 698 | 466 | 360 | 374 | 239 | 184 |
Swell 2 Height (m) Direction Period (s) | WNW 10 | — | — | — | — | — | — | WSW 16 | — | — | — | S 15 | S 15 | — | — | — | SSE 5 | SSE 4 | SE 4 | — | SW 5 |
| kJ | 125 | — | — | — | — | — | — | 105 | — | — | — | 4 | 4 | — | — | — | 12 | 4 | 11 | — | 18 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | WSW 13 | — | — | — | — | — | — | — | — | — | — | — | — | SSE 5 |
| kJ | — | — | — | — | — | — | — | 60 | — | — | — | — | — | — | — | — | — | — | — | — | 13 |
Wind waves Height (m) Direction Period (s) | WNW 8 | — | — | — | SW 6 | WSW 8 | WSW 8 | SW 7 | — | — | — | ESE 3 | SE 4 | SSE 5 | SSE 5 | SE 4 | — | ENE 3 | — | SSE 5 | SSW 5 |
| kJ | 151 | — | — | — | 316 | 778 | 740 | 119 | — | — | — | 7 | 22 | 28 | 15 | 16 | — | 2 | — | 20 | 42 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 486 | 4 | 9 | 16 | 308 | 486 | 491 | 348 | 16 | 16 | 16 | 29 | 79 | 29 | 15 | 15 | 15 | 4 | 22 | 29 | 29 |
Best forecast wave conditions in Finistere - Brittany | |||||||||||||||||||||
Best forecast wave conditions in France | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Treustel 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 Treustel Surf forecast
The above surf forecast table for Treustel provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Treustel can be found by selecting the local surf guide option on the grey menu. Our Treustel 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 (Treustel) 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 Treustel 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.
Treustel is 4 km (2 miles) from Loctudy. If you plan a holiday in Finistere - Brittany, look for hotels and other accommodation in Loctudy. Loctudy has rooms for a wide range of budgets as well as car hire and transport links.
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