Surf Forecasts:
Playa de Arenillas surf forecast from 12 Sep 2026:
- Best quality surf: Friday 18 Sep, 11PM (local time) - 7ft (2.1m), 14s period, NNW swell with glassy winds.
- Most powerful swell: Friday 18 Sep, 11PM (local time) - 7ft (2.1m), 14s period, NNW swell with 1,772 kJ wave energy.
- Next surfable swell (1★+): Sunday 13 Sep, 2AM (local time) - 3ft (0.9m), 10s period with NW swell.
Best Forecast Surf Conditions for Playa de Arenillas this week:
The surf forecast for Playa de Arenillas over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Sep 13) at 2AM. The primary swell is predicted to be 0.9m and 10s period with a secondary swell of 0.4m and 15s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Playa de Arenillas in the next 16 days are 2.1m 14s and forecast to arrive on Friday (Sep 18) at 11PM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.7m 6s period and expected on Tuesday (Sep 15) at 5PM.
| Wave Type | Time (CEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 2AM (Sun 13th Sep) | 3ft (0.9m) 10s |
| Best Surf | 11PM (Fri 18th Sep) | 7ft (2.1m) 14s |
| Most Powerful | 11PM (Fri 18th Sep) | 7ft (2.1m) 14s |
Table - best surf conditions forecast for Playa de Arenillas over the next 16 days.
Short Range ForecastMostly dry. Warm (max 27°C on Mon afternoon, min 16°C on Sat morning). Wind will be generally light. | Days 4-6 Weather SummaryLight rain (total 5mm), mostly falling on Tue night. Warm (max 25°C on Tue afternoon, min 17°C on Thu night). Winds decreasing (fresh winds from the WNW on Tue night, light winds from the W by Thu night). | ||||||||||||||||||||
Saturday 12 | Sunday 13 | Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | |||||||||||||||
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) | WNW 8 | NW 8 | NW 10 | NNW 13 | NNW 12 | NNW 12 | NNW 11 | NW 11 | NW 10 | NW 10 | WNW 6 | NW 6 | NNW 8 | NW 8 | NNW 10 | NW 11 | NW 11 | NW 10 | NW 9 | NNW 13 | NNW 13 |
Wave Graph  | |||||||||||||||||||||
 kJ | 22 | 40 | 145 | 538 | 545 | 536 | 341 | 229 | 148 | 76 | 0 | 115 | 213 | 203 | 314 | 582 | 467 | 286 | 166 | 606 | 1623 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | cross-off | cross-on | cross-on | cross | cross-on | cross-on | cross-off | cross-off | cross-off | cross | cross | cross | cross-on | cross | cross | cross-off | glassy | on | cross-off |
High Tide | 6:13PM4.04m | 6:32AM3.80m | 6:48PM3.91m | 7:05AM3.70m | 7:22PM3.69m | 7:37AM3.53m | 7:55PM3.41m | 8:10AM3.31m | 8:30PM3.11m | 8:45AM3.06m | 9:10PM2.81m | 9:29AM2.80m | 10:04PM2.54m | ||||||||
Low Tide | 11:53AM-0.02m | 00:17AM-0.06m | 12:30PM0.02m | 00:52AM0.08m | 1:06PM0.16m | 1:26AM0.30m | 1:42PM0.38m | 2:00AM0.57m | 2:20PM0.65m | 2:36AM0.86m | 3:02PM0.94m | 3:19AM1.16m | 3:55PM1.22m | 4:17AM1.41m | |||||||
 | |  | | | | | | | | |  |  |  | |  | |  | | | | |
 | 7:48 | — | — | 7:48 | — | — | 7:50 | — | — | 7:50 | — | — | 7:52 | — | — | 7:54 | — | — | 7:54 | — | — |
 | — | 8:30 | — | — | 8:28 | — | — | 8:25 | — | — | 8:23 | — | — | 8:22 | — | — | 8:20 | — | — | 8:19 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | 2 | 1 | — | 2 | — | — | — | — | — | — |
Temp °C | 19 | 21 | 19 | 21 | 23 | 21 | 24 | 27 | 24 | 24 | 25 | 21 | 18 | 19 | 18 | 18 | 20 | 18 | 18 | 20 | 18 |
Feels °C | 19 | 20 | 19 | 21 | 22 | 22 | 22 | 24 | 23 | 23 | 23 | 19 | 16 | 17 | 17 | 17 | 18 | 16 | 18 | 19 | 18 |
Swell 1 Height (m) Direction Period (s) | WNW 8 | NW 8 | NW 10 | NNW 13 | NNW 12 | NNW 12 | NNW 11 | NW 11 | NW 10 | NW 10 | — | NW 11 | NW 10 | NW 8 | NNW 10 | NW 11 | NW 11 | NW 10 | NW 9 | NNW 13 | NNW 13 |
| kJ | 22 | 40 | 145 | 538 | 545 | 536 | 341 | 229 | 148 | 76 | — | 73 | 73 | 203 | 314 | 582 | 467 | 286 | 166 | 606 | 1623 |
Swell 2 Height (m) Direction Period (s) | NW 9 | N 17 | NNW 15 | NE 4 | — | — | NE 4 | — | NE 4 | NE 4 | — | — | N 7 | N 7 | NW 12 | — | — | — | NNW 12 | NW 9 | — |
| kJ | 12 | 6 | 85 | 2 | — | — | 4 | — | 5 | 2 | — | — | 24 | 56 | 152 | — | — | — | 60 | 132 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | NW 13 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | 7 | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | NE 3 | — | — | NE 4 | — | — | ENE 4 | — | W 3 | WNW 6 | NW 6 | NNW 8 | — | — | — | — | — | — | NE 3 | — |
| kJ | — | 2 | — | — | 5 | — | — | 9 | — | 5 | 171 | 115 | 213 | — | — | — | — | — | — | 2 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 25 | 60 | 0 | 17 | 27 | 1 | 1 | 25 | 0 | 0 | 909 | 478 | 11 | 11 | 11 | 11 | 11 | 0 | 0 | 27 | 0 |
Best forecast wave conditions in Spain - Cantabria | |||||||||||||||||||||
Best forecast wave conditions in Spain (Europe) | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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 Playa de Arenillas 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 Playa de Arenillas Surf forecast
The above surf forecast table for Playa de Arenillas provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Playa de Arenillas can be found by selecting the local surf guide option on the grey menu. Our Playa de Arenillas 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 (Playa de Arenillas) 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 Playa de Arenillas 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.
Playa de Arenillas is 8 km (5 miles) from Castro-Urdiales. If you plan a holiday in Spain - Cantabria, look for hotels and other accommodation in Castro-Urdiales. Castro-Urdiales has rooms for a wide range of budgets as well as car hire and transport links.
Nearest